MAINTENANCE
7-106
Check Refrigerant
--- every 6 months
Start the engine and run at approximately 1500 min
-1
(rpm).
Turn the air conditioner switch to ON. Set the blower switch
to HI and set the temperature control switch to the coolest
position (18 °C on the monitor screen). Operate the air
conditioner 2 to 3 minutes. Check if cool air comes out from
the vent in the cab.
Type
Refrigerant No.
Quantity kg
HFC
R134a
0.9±0.05
IMPORTANT: If recovery or refill of refrigerant is required
during the machine maintenance (including disposing
the machine), contact your refrigerant supplier or your
authorized dealer.
Replace Air Conditioner Receiver Dryer
--- every 6000 hours or three years
IMPORTANT: Do not release refrigerant into the
atmosphere as this is illegal. Comply with refrigerant
regulations.
Before charging refrigerant, all the refrigerant must be
recovered from the system. Consult your nearest authorized
dealer to replace receiver dryer (1) or to charge the refrigerant.
Check Compressor and Pulley
--- once a year
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.
90Z7-OM0144
1
MNEK-07-020
Summary of Contents for ZW 180-6
Page 4: ......
Page 10: ...CONTENTS MEMO ...
Page 52: ...S 40_70Z7B S 40 SAFETY LABELS 1 24 12 11 18 23 9 1 9 14 22 14 15 21 17 16 Battery Top 20 ...
Page 62: ...S 50 SAFETY LABELS MEMO ...
Page 204: ...2 2 BREAK IN MEMO ...
Page 238: ...4 20 MOVING THE MACHINE MEMO ...
Page 277: ...7 5 MAINTENANCE MEMO ...
Page 404: ...MAINTENANCE 7 132 MEMO ...
Page 408: ...9 4 MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS MEMO ...
Page 412: ...10 4 STORAGE MEMO ...
Page 418: ...12 2 SPECIFICATIONS MEMO ...
Page 426: ...14 6 INDEX MEMO ...