MAINTENANCE
7-94
MNCB-07-012
1
M4FC-07-059
Check Refrigerant
--- every 250 hours or 3 months
After running the engine at 1500 min
-1
(rpm) for a few minutes,
check the refrigerant quantity through sight glass (inspection
port) (1).
This machine uses new Freon R134a as the refrigerant.
Before charging the refrigerant, first collect the entire
refrigerant from the cooling system. Then, charge the
refrigerant by the specified quantity.
In case any abnormality is found in the air conditioner, consult
your nearest authorized dealer
Type
Refrigerant No.
Quantity kg (lb)
HFC
R134a
0.85±0.05 (1.87±0.11)
d
CAUTION: Do not dispose FREON into the
atmosphere to prevent depletion of ozone layer and
global warming.
Check Compressor and Pulley
--- every 250 hours or 3 months
Check the compressor and its vicinity for abnormality in
operation, oil stain, or refrigerant leakage. Check the pulley for
abnormal noise.
Check the belt for abnormal deflection and damage.
Check Compressor:
After operating the air conditioner for 5 to 10 minutes,
check temperature at both the high pressure pipe and the
low pressure pipe.
Normally, the high pressure pipe must be hot and the low
pressure pipe must be cool.
Compressor
Summary of Contents for ZW 120-6
Page 4: ......
Page 10: ...MACHINE NUMBERS 2 MEMO ...
Page 58: ...SAFETY SIGNS S 48 MEMO ...
Page 156: ...BREAK IN 2 2 MEMO ...
Page 206: ...OPERATING MACHINE 5 20 MEMO ...
Page 218: ...TRANSPORTING 6 12 MEMO ...
Page 331: ...MAINTENANCE 7 113 25 Cutting edge mounting bolt Bolt dia in 1 Quantity 7 M4GB 07 116 ...
Page 344: ...MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS 9 4 MEMO ...
Page 348: ...STORAGE 10 4 MEMO ...
Page 354: ...TROUBLESHOOTING 11 6 MEMO ...
Page 356: ...SPECIFICATIONS 12 2 MEMO ...
Page 360: ...13 4 OPTIONAL ATTACHMENTS HYDRAULIC TYPE QUICK COUPLER OPERATION MEMO ...