1.
Insert the starting switch into key lock (1) and release the
lock.
2.
Pull the key and open cover (2).
REMARK
If the cover does not open easily by turning the key, push
the cover with your hand to facilitate its opening.
3.
Take out filter (3) and clean it.
4.
Blow dry compressed air (0.2 MPa {2.1 kg/cm
2
} or below)
from the inside of each filter along the pleats.
Next, blow along the pleats from the outside, then blow
again from the inside.
Replace the filter with a new one when the dirt clogging
the filter cannot be removed by blowing air or every year.
5.
After cleaning, return filter (3) to its original position and
close the cover.
At this time, lock the cover with the starting key. Do not for-
get to remove the starting key.
REMARK
If the filter becomes clogged, the air flow will be reduced, and there will be a rumbling sound from the air
conditioner unit.
EVERY 250 HOURS MAINTENANCE
Maintenance for every 50 hours service should be performed at the same time.
METHOD FOR CHECKING BATTERY ELECTROLYTE LEVEL
Perform this procedure before operating the machine.
Inspect the battery electrolyte level according to the standard at least once a month.
k
k
WARNING
• Do not use the battery if the battery electrolyte level is below LOWER LEVEL line. If you do so, it will
reduce the service life of the battery. In addition, it may cause an explosion.
• The battery generates inflammable hydrogen gas and there is a danger of explosion. Do not bring
any open flame near the battery.
• Battery electrolyte is dangerous object. If it gets in your eyes or on your skin, wash it off with a
large amount of water and consult a doctor.
• Do not use a dry wipe to clean the battery. A wet wipe will prevent fire or explosion from static elec-
tricity.
NOTICE
• Do not add the electrolyte to the battery exceeding UPPER LEVEL line. If the electrolyte level is too
high, it may leak and cause damage to the paint surface or corrode other parts.
• If there is a fear that the battery water may freeze after refilling with purified water (such as a com-
mercial battery fluid), do the replenishment before the day's work on the next day.
METHOD FOR CHECKING ELECTROLYTE LEVEL FROM SIDE OF BATTERY
If it is possible to check the electrolyte level from the side of the battery, check as follows.
MAINTENANCE
MAINTENANCE PROCEDURE
4-43
Summary of Contents for WA480-8
Page 2: ......
Page 19: ...Distributor name Address Phone Fax Service personnel FOREWORD PRODUCT INFORMATION 1 17...
Page 29: ...LOCATION OF SAFETY LABELS SAFETY SAFETY LABELS 2 3...
Page 159: ...SWITCHES 1 ECSS switch 2 Front working lamp switch OPERATION EXPLANATION OF COMPONENTS 3 91...
Page 302: ...Securing position Fixing angle A 61 B 53 C 33 D 38 TRANSPORTATION OPERATION 3 234...
Page 324: ......
Page 397: ...Viewed from the rear side of the machine MAINTENANCE MAINTENANCE PROCEDURE 4 73...
Page 402: ......
Page 403: ...SPECIFICATIONS 5 1...
Page 406: ......
Page 422: ......
Page 423: ...REPLACEMENT PARTS 7 1...
Page 439: ......
