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Optimized idle not working?
Sleeper heating and cooling is controlled solely by the ParkSmart HVAC system, the main HVAC does not operate when in Optimized Idle. The automatic pause feature is independent of the autoscale feature. During scheduled downtime, the assets are offline because the maintenance team is working on them as part of the scheduled preventive maintenance program Optimized Idle User Manual California Proposition 65 Warning and Engine Idle Notice BEFORE YOU BEGIN The information in this manual is subject to change without notice. The ignition must be turned to the "OFF" position, the engine restarted, and the conditions in the beginning of Section 3, Refer to section. I wonder if someone thought it was minutes and changed the parameter from 300 seconds (5 Apr 2, 2020 · When I turn the switch in the sleeper berth with the optimized idle turned on, the air conditioner comes on like it's supposed to, but the air conditioner only runs for about 15 minutes, then turns off. Also, use the most recent release possible, as some crash problems have been fixed in the last few years. 7 with transmission rmo9145b and optimized idle. If the engine is not at idle, turn off the ISD on the VSG151 Verify Repairs". Advertisement Today, Motorola. If the engine is not at idle, turn off the ISD on the VSG151 Verify Repairs". This is the initial time that we want to sit in the idle state before waking up again to return to pending idle and allowing normal work to run. The callback should return true if it should be called by the idle hook once per interrupt (or FreeRTOS tick), and return false if it should be called repeatedly as fast as possible by the idle hook. Here's the things I've checked: 1) Had a spare idle controller/governor board. What is this optimized idle alarm? Is it the flashing optimized idle indicator on the dash? How to use the optimized idle on the new 2021 freightliner cascadia Once these conditions are met, the Optimized Idle Active Lamp will flash until the Idle Shutdown timer expires. 1 8-2020 Technical Information and Diagnostic Guide for Freightliner ParkSmart Rev5/Split No Idle System for optimized idle - March 2013 also rev 5. All system components are serviceable, and most can be reached without removing the cabinet where it is housed. This is a more flexible solution but has a higher RAM usage overhead. This wire allegedly goes to something called "optimized idle alarm". I had both versions 311 installed on windows 1011 IDLE & Interpreter not working when opened with windows run dialog box command. Battery-powered HVAC system. If you set the sleeper to 70 degrees, for example (in my truck what you see is a 70 degree setting) then the truck tries to cool the sleeper bunk to 70 degrees with output air that is ALSO 70 degrees. Restricted: Fully prevents an app from running in the background. The Optimized Idle active light is on when Optimized Idle is active. How do I solve this problem? when I checked the python path, In terminal, 2016 - Air Conditioning stops working at idle? ('14-'18) Jump to Latest 12K views 6 replies 6 participants last post by FozzieBalou Jul 27, 2022 Fredric Tai Discussion starter 2 posts · Joined 2022 Add to quote; Only show this user #1 · Apr 9, 2022. Check the fan for damage; if it's not working, replace it Inspect the AC Belt. Sleeper heating and cooling is controlled solely by the ParkSmart HVAC system, the main HVAC does not operate when in Optimized Idle. Eaton ® Fuller ® Transmissions TMIB-0119 Bulletin Type: Service Information Topic: Detroit Diesel Optimized Idle W/ Lightning Affected Models: All Lightning models, FRLO/F-xx410C / T2 with Detroit Diesel Optimized Idle system. 09 and no luck so I was giving 8. If it's loose or damaged, the compressor will not work, and the air conditioning system will not produce cold air. Verify the engine is at idle and not running on VSG. Without the condenser fan, the AC won't blow cold air when idling. If the auxiliary bunk relay is working, this is sending power to the fan speed control knob in the bunk control panel. Do not attempt to set an idle mixture if the choke is even partially engaged. If you feel like you are always working. Dec 18, 2017 · As a feature of interior driver comfort and through the utilization of the new interactive dash, Optimized Idle can operate without the engine running. 08 SP3 with loader and I am trying to change the parameter for optimized Idle on a 2010 DD15. The code you posted is idlelib. When the Trooper is not idling properly, this is a maj. While I always recommend making time for relaxation, there’s one facet to having time on your hands that I While I always recommend making time for relaxation, there’s one facet to. Meet Detail, a new startup working on an app for iOS and macOS so that you can turn your iPhone into a software-optimized camera for live video. Circadian rhythm fasting involves limiting your calorie consumption to daylight hours. idle from an interactive >>> prompt`. Optimized Idle will shut down the engine when the battery voltage, engine temperature, or cab temperature values are met. Just because the light comes on, doesn't mean the signal is going out. Usually misfires occur when there is no spark, the air/fuel mixture is out of balance or the engine is. So the sleeper temperature knob is controling the temperature. Here are some troubleshooting tips that may help: Engine won’t start : Check if the battery is sufficiently charged and if there are any alerts or warnings on the dashboard. I want to add idle RPG to my server, but when I add it, none of the commands work. Optimized idle uses a mercury switch interlock under the hood. This seems as intuitive as not-intuitive. Optionally, use pools to decrease compute launch times and reduce total runtime when running job pipelines. If an Optimized Idle code 62, 63 or 74 is not logged, refer to section 10214. remember, if you are comfortable with your temper. Optimized Idle will shut down the engine when the battery voltage, engine temperature, or cab temperature values are met. If you pin them down, and then arrange your bedding to "capture and contain" that heat, you will be snug. Take a look under "If Optimized Battery Charging doesn't activate" here: About Optimized Battery Charging on your iPhone - Apple Support. Said make sure the parking brakes on and Hood latches are latched the doors are closed then go into the optimized idle settings and turn it on which didn't work. Dec 18, 2017 · As a feature of interior driver comfort and through the utilization of the new interactive dash, Optimized Idle can operate without the engine running. But when i save it as a script and try running from the IDLE, it gives Traceback (most recent call last): File "C:\Users\pramesh\Desktop\datascience code\test. If you're idling longer. For a while, things worked fine, but then I uninstalled 3. How can I overcome this? Databricks recommends compute-optimized worker types. I'm driving a 2017 Detroit it has Optimized Idle option. Completing the answer supplied by the OP: after setting the breakpoint - you must turn on IDLE Shell's debug mode (using debug --> debugger). Before diving into the manual, it’s important to have a basic und. If you set the sleeper to 70 degrees, for example (in my truck what you see is a 70 degree setting) then the truck tries to cool the sleeper bunk to 70 degrees with output air that is ALSO 70 degrees. Jan 17, 2017 · This, is, in a nutshell, why many Freightliner Opti-idle systems fail to cool properly. This air cools down the refrigerant inside. Up until this point it has worked flawlessly and while some people don't like the excessive. Tldr: Disconnect the batteries for 15 minutes and try again Work with very slight changes to the idle mixture screws. But when i save it as a script and try running from the IDLE, it gives Traceback (most recent call last): File "C:\Users\pramesh\Desktop\datascience code\test. By default, when you select the Sleep option, Windows enters sleep mode, which saves the current work session in memory and puts the computer in a low-power state Open the menu to change the time for the computer to be idle, in minutes, before the computer goes into Hibernate mode. Make sure the yellow Park light is on. The code you posted is idlelib. Category: Heavy Equipment optimize idle not working properly can't set engine rpm is the controller acting up how can you bypass this system. Make sure the yellow Park light is on. And then I have to take the key out of the ignition, put it back in, and restart the process. This truck still will occasionally try to start in optimized idle and shut off immediately. When you press the "bunk" button on the front controls, this should trigger "Aux Bunk blower" relay. Jump to Latest Follow 571 views 5 replies 2 participants last post by rghavana Dec 18, 2023 chris7420 Discussion starter 4 posts · Joined 2023 Add to quote; Only show this user #1 · Dec 15, 20239 Cummins and when I got the truck the previous owner showed me how to use the high idle, turn cruise control. The light in sleeper should come on automatic. walgreens labcorp near me This has never happened before and wonder if anyone else has had this problem and if I need to get into a shop or something because I can use the optimized idle but the truck will be unbearably hot. Detroit 60. _____ Bob H Reply #6 09. And even when optimize charging is working, I've found that some charging during the day will then make optimized charging not work that night Sometimes I've noticed my AC idle start won't work and doesn't even throw the ambient temp too low message. To avoid personal injury from the engine starting while working in the engine compartment,. Then I installed IDLE whose version is 36+ and I am currently working in IDLE but then when I tried to import module,it shows the error: No module found. 7 with transmission rmo9145b and optimized idle. If you set the sleeper to 70 degrees, for example (in my truck what you see is a 70 degree setting) then the truck tries to cool the sleeper bunk to 70 degrees with output air that is ALSO 70 degrees. Sometimes, drivers may encounter issues with the optimized idle system. Adjusting Automatic Temperature Control Range with 54-322 Optimized Idle Freightliner Service Bulletin FLA. The engine will restart only when the ECM determines that the engine needs to start to charge the battery, warm the engine, or heat (cool) the interior. It's their first time driving the freightliner 60 series and at the end of a long day and night is trying to set the truck to maintain the sleeper-berth heat. We would like to show you a description here but the site won't allow us. Completing the answer supplied by the OP: after setting the breakpoint - you must turn on IDLE Shell's debug mode (using debug --> debugger). Picture this: the idle control switch is like the traffic cop of your generator, directing the engine's RPM (revolutions per minute) to ensure smooth operation. If I run the idle control off, the generator goes to full speed and can power things apparently ok. 7 with transmission rmo9145b and optimized idle. Do not attempt to set an idle mixture if the choke is even partially engaged. The idea being that I don't want to wait for idle to check for idle, since the trigger is "idle" the trigger should trip once the system is considered idle. The automatic pause feature releases resources after a set idle period, reducing the overall cost of an Apache Spark pool. Follow our step-by-step list on how to operate the battery powered HVAC system with Optimized Idle in a Freightliner Cascadia. GM's instructions really added to the confusion by the way they describe the warm-up feature: Cut and paste from 2011 manual: Elevated Idle The engine has a cold temperature high idle feature which elevates the engine idle speed from base idle to 1050 rpm for pickup models or 1200 rpm for van models when outside temperatures are below 0°C (32°F), and the engine coolant Optimized idle works as a thermostat inside the truck's cab, if the inside of the truck is at the right temperature, it won't start the engine, and it'll just be on "standby". They don't even show up in the integrations tab of the server settings. Manufacturers optimize projectors so that they work well without a great deal of customization, but they also give you the option to tweak your projector's performance The operating system controls your computer's tasks and manages system resources to optimize performance. Idle can be opened as an edit window or a shell window. personal color viewer And then I have to take the key out of the ignition, put it back in, and restart the process. Just in case you want to double-check, here's how you can enable (or disable) the feature on your. If the truck is exclusively equipped with Optimized Idle, you must have Interior Comfort Mode turned on. If you turn the temperature setting in sleeper to coldest setting It should start the engine. NOTE: The transmission lever should not be moved while Optimized Idle is active, since this could disable Optimized Idle. Optimized Idle will shut down the engine when the battery voltage, engine temperature, or cab temperature values are met. Causes of a Generator Idle Not Working 1. Here is a walkthrough of how Optimized Idle and the Parksmart system work and how they work together to maintain your vehicle temperature. If you set the sleeper to 70 degrees, for example (in my truck what you see is a 70 degree setting) then the truck tries to cool the sleeper bunk to 70 degrees with output air that is ALSO 70 degrees. We'll be happy to help with Optimized Charging. The HVAC system works with a diesel-powered heater the Optimized. In today’s digital age, computers have become an integral part of our daily lives. Sometimes, drivers may encounter issues with the optimized idle system. The ParkSmart system's goal is to minimize engine idle time. From what I've been told so far this was achieved with the idle current coil on the old setup with the old time. Shut windshield curtains I bunk curtains 6. civ 6 city states tier list Dec 18, 2017 · As a feature of interior driver comfort and through the utilization of the new interactive dash, Optimized Idle can operate without the engine running. Here are the following causes of a car AC not working properly when idle: 1. If the engine is stopping after 3 seconds of running, it sounds like the parameter for idle shutdown time is incorrect. Cruise control is not working when running or to use it to fast. In this video show how to operate your optimized idle in a Freightliner Cascadia, and explain its operation while using your air condition and without The shop that did work is a very reputable shop I've used before and they did an excellent job, truck runs great. Beginning 3/7/2016 all (NEW) trucks are built with the Optimized Idle compatible unit, including (NEW) trucks that do not have Optimized Idle. Optimized Idle will shut down the engine when the battery voltage, engine temperature, or cab temperature values are met. The thoughts that arise when we’re left alone are an important. We would like to show you a description here but the site won't allow us. I wonder if someone thought it was minutes and changed the parameter from 300 seconds (5 Apr 2, 2020 · When I turn the switch in the sleeper berth with the optimized idle turned on, the air conditioner comes on like it's supposed to, but the air conditioner only runs for about 15 minutes, then turns off. We would like to show you a description here but the site won't allow us. Why is IDLE not working, whenever try open a.
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Increased airflow from a floor outlet further improves driver comfort, and the system is integrated with the truck's Optimized Idle feature for comfort in any extreme climate. The alternator provides enough electricity to charge the battery. When I turn the switch in the sleeper berth with the optimized idle turned on, an air conditioner comes on like. Whether you’re working from home, streaming your favorite. Something else to keep in mind is that ParkSmart is a stand-alone heating and cooling system designed so that you are not using the truck's AC or heat while in your bunk. Idle speeds vary from car to car, but for a passenger car, typical idle speeds are between 500 and 900 rpm. Jan 17, 2017 · This, is, in a nutshell, why many Freightliner Opti-idle systems fail to cool properly. Tldr: Disconnect the batteries for 15 minutes and try again Work with very slight changes to the idle mixture screws. idle or with import idlelib. Air conditioner not blowing cold air but running is a pretty common issue. If you set the sleeper to 70 degrees, for example (in my truck what you see is a 70 degree setting) then the truck tries to cool the sleeper bunk to 70 degrees with output air that is ALSO 70 degrees. Realm Grinder is a popular idle game that offers players the opportunity to build and manage their own fantasy kingdom. Compute-optimized workers have lower requirements for memory and storage and might result in cost savings over other worker types. tacoma news tribune legacy Optimized Idle is now in Engine Mode. Sometimes people call this the optimized idle or optimum idle system High PTO Idle not working Just odd I haven't heard of this not working unless cruise doesn't work because a blown fuse or something else. When I first got the car and gas was half of what it is now I hated the feature9% of the time with it not working when it was issues described in the manual. So I'm in my mentors truck, he's at home asleep, and he showed me how to put the truck in opt idle. Issue/Background: Driver complaints of the Optimized Idle system faulting out during automatic engine crank sequence. Turtle not working in IDLE. See Table 3 and Table 4. The idle ignition timing is used to avoid the car from stalling. Do not attempt to set an idle mixture if the choke is even partially engaged. I'll keep it quick and straight to the point, I'm running a 2019 Freighlinter Cascadia and on optimized idle with interior comfort mode it's switching between full cold on the air conditioning and what seems to be full heat and with it being mid 80's in Utah it switching between the two is getting very frustrating. New information. Dd15 on '14 cascadia. Dd15 on '14 cascadia. Make sure the yellow Park light is on. I replaced hvac controller 177$ and with or without optimized idle my pump will not click and the heater underneath truck never makes a d Is replacing the heater next? emukic91. Turtle not working in IDLE. Let's see what could be the probable reasons for the car AC not blowing cold air when idle. I did the steps above and reset which app opens the file by default (3exe file cause was the first one that I installed), but that didn't work for me, unfortunatelyexe that opens. Realm Grinder is a popular idle game that offers players the opportunity to build and manage their own fantasy kingdom. So I'm trying to figure out how to make it work when coding non-interactively Commented Feb 1, 2012 at 1:29 Oh right, sorry! I haven't found any need for an IDE when working in python, so can't help you there. A vacuum gauge will also need to be connected to manifold vacuum. tropicana field seating chart In addition, Smart Delivery ensures you are getting the right. Compute-optimized workers have lower requirements for memory and storage and might result in cost savings over other worker types. So the sleeper temperature knob is controling the temperature. Optimized idle will not function if the engine is running on VSG, unless the idle timer is enabled on VSGa If the engine is not at idle, turn off the ISD on the VSG14 2. Ask Question Asked 7 years, 4 months ago. 10 Moreover when run dialog box commands are used to open interpreter and idle of version 310 interpreter & idle opens. If an Optimized Idle code 62, 63 or 74 is not logged, refer to section 10214. Had idle settings but no optimized idle settings that I can find anyways. It won't idle unless the temp is below 20 or above I think 90. Listed below you will find the most frequent ones The Battery is Too Weak or Faulty. The engine will restart only when the ECM determines that the engine needs to start to charge the battery, warm the engine, or heat (cool) the interior. If the idle control is switched to on, and I plug in a load, it doesn't rev up to full speed. Both worked fine, with a successful installation message afterwards. And then I have to take the key out of the ignition, put it back in, and restart the process. This is the only way that a proper idle mixture setting can be achieved. Whether you use your computer for work, gaming, or simply browsing the internet, opti. It is widely used in various fields, from web development to data analysis. If the idle control is switched to on, and I plug in a load, it doesn't rev up to full speed. Unrestricted: Allow all background work, which might consume more battery. FCM is optimized to work with Doze and App Standby idle modes. sleep(10) and then attempt a KeyboardInterrupt using Ctrl+C, it does not interrupt the process until after sleeping for 10 seconds. Whether you’re managing a project, analyzing data, or keeping track of important information, Excel. To avoid personal injury from the engine starting while working in the engine compartment,. This procedure replaces the need in the older trucks to buy an AIC (Auxiliary Idle Control) module from Ford. craigslist richmond va personals Make sure the yellow Park light is on. I've noticed the bot is in away mode, but I figured that was a part of the bot and the "idle" title. The idea being that I don't want to wait for idle to check for idle, since the trigger is "idle" the trigger should trip once the system is considered idle. According to my research this code means open circuit on pin 17 connector 3 of the CPC. Optimized Idle will shut down the engine when the battery voltage, engine temperature, or cab temperature values are met. If you set the sleeper to 70 degrees, for example (in my truck what you see is a 70 degree setting) then the truck tries to cool the sleeper bunk to 70 degrees with output air that is ALSO 70 degrees. In this video I explain how to Idle through the night on a Freightliner Cascadia equipped with the Detroit Optimized Idle system. Whether you use your computer for work, gaming, or simply browsing the internet, opti. It should now automatically open python when you double click a python file. Unrestricted: Allow all background work, which might consume more battery. First, take a look at this article that discusses your charging concerns on your Apple Watch: About Optimized Battery Charging on your Apple Watch - Apple Support. When I turn the switch in the sleeper bunk with the optimized idle turned on, the air softening comes on like. 3. 7 with transmission rmo9145b and optimized idle. The thoughts that arise when we’re left alone are an important. Below are some of the most prominent reasons behind your car air conditioner blowing warm air: you only go "idle" when you have at least one idle ancient (siyalatas, nogardnit, or libertas) giving you an idle boost.
To create your own m. It's a 2015 freightliner This is to set up your 05 or 06 (07?) SuperDuty to have a high idle option. Up until this point it has worked flawlessly and while some people don't like the excessive. FCM high priority messages let you wake your app to engage the user. This video is about how to optimize idle your truck so that is doesn't shutdown while you sleep. maker of sektion kitchen cabinets crossword For 60-inch and 72-inch sleepers, the new solid state. Make sure the yellow Park light is on. Fast Idle control will be enabled when the following. came across a YouTube video saying you could wait till it goes down into shutdown mode and then push the. Just because the light comes on, doesn't mean the signal is going out. The cooling fan in the condenser is the first thing that you should look into when finding out the reasons for a car air. x), I would be very surprised if Idle did not run with the methods above. maine coon kittens for sale in kansas city The optimized idle feature on vehicles equipped with a DDEC III engine and ESS (Electronic Syncro Shift) has been "dropping out," or not working at all. However, they each have slightly different behaviors. Few things affect our productivity as much as what we surround ourselves with. This air cools down the refrigerant inside. With each reincarnation, or R, players can unlock powerful u. In today’s fast-paced digital world, having a computer that performs at its best is essential. 06/2002 1FUJAPC943DK67814 engine DD06R0692264 The issue is the idle up does not work and Jake Brakes. acc lkas acura turn off NOTE: If the engine does not start after the second Optimized Idle attempt, or if the vehicle moves while Optimized If you notice the above symptoms, check and clean or replace your spark plugs and your idle mixtures should be responsive Adjust ignition timing. Optimized Idle allows the operation of all DDEC features such as PTO, throttle control, and Cruise Switch PTO, while the active light is flashing. But with downtime, productivity is not even possible. And then I have to take the key out of the ignition, put it back in, and restart the process. If you're idling longer. 7 with transmission rmo9145b and optimized idle. Mar 5, 2020 · Maybe the whole a/c system is not working or the sleeper one is not working.
If it does, let me know and i can tell you what else to check. Apr 2, 2020 · When I turn the switch in the sleeper berth with the optimized idle turned on, the air conditioner comes on like it's supposed to, but the air conditioner only runs for about 15 minutes, then turns off. The ParkSmart system's goal is to minimize engine idle time. If this mixture is off, you can waste fuel, end up with misfires, spark plug fouling, and deal with a rough idle. This is for the classic Cascadia, for a video sh. 6(38n) This guide will assist you in becoming more familiar with the working components of the 1 2021 cascadia opt idle issues. According to my research this code means open circuit on pin 17 connector 3 of the CPC. To create your own m. All system components are serviceable, and most can be reached without removing the cabinet where it is housed. This video is about how to optimize idle your truck so that is doesn't shutdown while you sleep. first of, the key has to be in the run position to set the high idle. Category: Heavy Equipment optimize idle not working properly can't set engine rpm is the controller acting up how can you bypass this system. Production plants will begin installing a new sensor that will have a Metri-Pak connector instead of a Weather-Pak connector. Optimized Idle will shut down the engine when the battery voltage, engine temperature, or cab temperature values are met. First, take a look at this article that discusses your charging concerns on your Apple Watch: About Optimized Battery Charging on your Apple Watch - Apple Support. NOTE: The transmission lever should not be moved while Optimized Idle is active, since this could disable Optimized Idle. Load 7 more related questions. For months, I've been using Optimized Idle w/ interior comfort mode on Last night, it was trying to turn over but it wouldn't. NOTE: The transmission lever should not be moved while Optimized Idle is active, since this could disable Optimized Idle. laguna niguel police activity This air cools down the refrigerant inside. This new 2020 (since my 2022 wouldn't stop blowing the exhaust pipe out of the DEF filter), seems to fight about turning opti idle on, below 80 degrees, and won't idle with the tractor brakes pushed in, but the ambient temp gauge seems to run high, thinking its 5-6 degrees warmer than it actually is, so I'll take that. The same code and a KeyboardInterrupt via Ctrl+C works immediately in the. In today’s digital age, having an online presence is crucial for any business to succeed. Or if the steering wheel is being moved side to side (remember electric steering). These reasons can range from having an outdated software version to using a low-quality iPhone charger. Six Sigma is a business optimization process developed by Motorola quality engineer Bill Smith. So the sleeper temperature knob is controling the temperature. 7 yet -- it's probably been around for too short a. Now that I want it to work it does the opposite. The condenser fan has an important job - blowing air over the condenser. There is a video to walk you through the process to properly set up your optimized. However, simply having a website isn’t enough. These reasons can range from having an outdated software version to using a low-quality iPhone charger. first of, the key has to be in the run position to set the high idle. It's their first time driving the freightliner 60 series and at the end of a long day and night is trying to set the truck to maintain the sleeper-berth heat. screw size for license plate toyota Had idle settings but no optimized idle settings that I can find anyways. Here are some troubleshooting tips that may help: Engine won’t start : Check if the battery is sufficiently charged and if there are any alerts or warnings on the dashboard. Sometimes, drivers may encounter issues with the optimized idle system. Picture this: the idle control switch is like the traffic cop of your generator, directing the engine's RPM (revolutions per minute) to ensure smooth operation. Later it will start just fine like nothing happened. When you run the program, press "Go" in the debug window that opens up and IDLE will stop at the breakpoint. Just in case you want to double-check, here's how you can enable (or disable) the feature on your. Set front HVAC Controls to lowest setting, blower to highest setting 5. KeyboardInterrupts in Idle work for me 90% of the time, but I was wondering why they don't always work import time time. If I'm just typing away in IDLE auto-complete doesn't work. We would like to show you a description here but the site won't allow us. We've run into one issue that we can't yet resolve, the elevated idle (not high idle) function controlled thru the DIC has stopped working. Whether you use your computer for work, entertainment, or both, it is crucial to understand its s. Jump to Latest Follow 571 views 5 replies 2 participants last post by rghavana Dec 18, 2023 chris7420 Discussion starter 4 posts · Joined 2023 Add to quote; Only show this user #1 · Dec 15, 20239 Cummins and when I got the truck the previous owner showed me how to use the high idle, turn cruise control. If your truck Opti-idles at 600 RPM and the truck isn't pushing really cold air from the cab vents **consistently**, check to see if it has a new or old model AC compressor.