Freeman 280 - Air Conditioning

102
Rev 4/2018
Symptom Problem Solution
System will not produce
sufficient cooling
Compressor not functioning
(both the large and small air-
conditioning hoses, exiting
right-hand rear corner of cab,
are at the same temperature)
Contact your Freeman dealer.
High-pressure switch open.
Insufficient air flow across
condenser
Low-pressure switch open. Insuf-
ficient air flow across evaporator
Clean cab filters. Check cab fan
operation.
Clean condenser. Check rotary
wand duct for obstruction. Clean
air screen.
Contact your Freeman dealer.
Low-pressure switch open. Low
outside air temperature
Move temperature control to
warmer setting.
Contact your Freeman dealer.
Low-pressure switch open.
Insufficient refrigerant level
(bubbles in sight glass)
Contact your Freeman dealer.
Heater valve partially open.
With temperature knob set for
maximum cooling, feel both
heater hoses exiting right-hand
rear corner of cab. If both are
warm, valve is open
Contact your Freeman dealer.
Insufficient blower speed Increase blower speed.
Debris on radiator screen Clean screen.
AIR CONDITIONING
Air Conditioning