Search found 4 matches

by JB_JEEP_KJ
Wed Jul 15, 2020 9:07 am
Forum: Automotive Air Conditioning Forum
Topic: Jeep Liberty AC Compressor question
Replies: 10
Views: 2666

Re: Jeep Liberty AC Compressor question

That was exactly the problem! It was interesting to monitor the signal to the clutch. When the engine was at ambient, the clutch engaged as expected. As the engine warmed up, I cycled the AC and you could see a time lag grow between power to the clutch and engagement. One time it took almost a minut...
by JB_JEEP_KJ
Tue Jul 14, 2020 2:10 pm
Forum: Automotive Air Conditioning Forum
Topic: Jeep Liberty AC Compressor question
Replies: 10
Views: 2666

Re: Jeep Liberty AC Compressor question

Regarding wiring troubles, I did wiggle the wires a bit to check for intermittent connections and it didn't matter. It is also probably too repeatable to be intermittent. I have cobbled together a clutch wiring pig tail now with and LED to know when power is present. I plug this into the compressor ...
by JB_JEEP_KJ
Tue Jul 14, 2020 10:08 am
Forum: Automotive Air Conditioning Forum
Topic: Jeep Liberty AC Compressor question
Replies: 10
Views: 2666

Re: Jeep Liberty AC Compressor question

That is good idea, not sure why I didn't consider that. I think I will monitor signal to clutch as that is easier to do.
Thx
by JB_JEEP_KJ
Tue Jul 14, 2020 8:45 am
Forum: Automotive Air Conditioning Forum
Topic: Jeep Liberty AC Compressor question
Replies: 10
Views: 2666

Jeep Liberty AC Compressor question

I am trying understand why my AC Compressor clutch sometimes doesn't engage. The most reproducible behavior is as follows Start the Jeep from cold, turn on AC - it works, compressor engages Let Jeep idle for a long time, AC continues to work - Jeep at operating temperature for 10 mins or more. Turn ...