Servicing Checklist - SystemAir CW-AR series Installations- Und Wartungshandbuch

18.7. SERVICING CHECKLIST

CASING
1. Clean the outer panels.
2. Remove the panels.
3. Check that the insulation is not damaged. Repair as required.
CONDENSATE DRAIN PAN
1. Check that the drainage orifices, conduits and siphon are not blocked.
2. Eliminate all accumulated dirt.
3. Check that no traces of rust are present.
REFRIGERATION CIRCUIT
1. Check the absence of gas leaks.
2. Check that the copper tubes or the capillary tubes do not rub against any metal or vibrate.
3. Check that the compressors do not generate any abnormal noises or vibrations.
4. Check the compressor discharge temperature.
5. Check that the crankcase heater is energised during the OFF cycle.
INDOOR COILS
1. Clean the fin surfaces as required.
2. Clean or replace the filters.
3. Check the condition of the fan and the fan motor.
PROTECTION DEVICES
Check the proper operation of the high pressure protection devices.
ELECTRICAL EQUIPMENT
1. Check nominal current draw and the condition of the fuses.
2. Check the tightness of the screw terminals.
3. Perform a visual check of the condition of the contacts.
4. Check the general tightness of all cable connections.
Replace the panels and add any missing screws.
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