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Daniel Wilson
Daniel Wilson,
Category: Medium and Heavy Trucks
Satisfied Customers: 4771
Experience:  Owner at DJ Wilson
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2007 Freightliner Columbia. AC issue clutch continues to

Customer Question

2007 Freightliner Columbia. AC issue clutch continues to click on and off. We have checked both high and low side switch compressor and dryer are new and R134 Pressure is perfect. The relay just sits and continuously cycles on and off.
Submitted: 9 months ago.
Category: Medium and Heavy Trucks
Expert:  Daniel Wilson replied 9 months ago.

Hi my name is***** this to happen either you have an undercharged system, faulty pressure switch, restriction in the system building too much pressure to the pressure switch limit too soon, or a faulty relay. What are your pressures currently and your ambient temps? Let me know

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