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International Automotive Technicians Network
1990 Ford F F800 7.8L Compressor
Posted to Ford HVAC on 7/9/2003 4 Replies

Help heavy truck tech's. We normally dont get many big trucks for a/c work. This vehicle cools fine at idle but if engine speed is raised the compressor cuts out. Presures are normal and with the cycle switch jumped the clutch still will not power up. If engin...

4 Replies Received (View Replies)

 
Message Closed w/FIX

car Vehicle Data

1990 Ford F F800

VIN 1FDXK84A8L
Engine7.8 L / 6 cyl / DIESEL
Trans0-speed Automatic
DeliveryFI
AffectedCompressor
ConditionsInop at Road Speed
Misc.Standard Cab W/Sleeper
Message Closed w/FIX

car Vehicle Data

1990 Ford F F800

VIN 1FDXK84A8L
Engine7.8 L / 6 cyl / DIESEL
Trans0-speed Automatic
DeliveryFI
AffectedCompressor
ConditionsInop at Road Speed
Misc.Standard Cab W/Sleeper