SmartROC T35/T40 7 Operator Environment
26 No: 7026962571.1.7027002891 en-US
4.
Close the cover and refit the screws.
7.6 Replace Air Condition Circulation Filters
1.
Remove the screws on the covers (A) and (B).
2.
Open the covers (A) and (B) and lift out the filters.
3.
Replace with new filters.
4.
Close the covers (A) and (B) and install the screws.
7.7 Troubleshooting Air Conditioner
Fault Symptom Action
No cooling at all Check the fuses, electrical connections, compressor ground, electro-
magnets, switches, and pressure switches.
Check the V-belt and compressor.
Check the expansion valve and temperature control valve.
Check the coolant hoses.
Poor cooling Check the fresh-air fan and V-belt tension.
Check whether the air is passing the evaporator in the unit.
Check that the evaporator and condenser are not clogged and that the
filter in the air intake is not dirty.
Check that the expansion valve capillary tube is firmly tightened against
the evaporator outlet pipe.
Check that the thermostat does not cut out too early.
Uneven cooling Check that the connections to switches, magnetic coupling, or pressure
switch are not loose.
Check that the expansion valve is not clogged.