7-49
MAINTENANCE
Check Pilot Circuit Accumulator Function, Gas
Leakage, Looseness, and Damage
--- every 2000 hours
f
NOTE: The loading pilot pressure is supplied from the
accumulators in the brake circuit.
d
WARNING:
Allow only qualified personnel to handle the
accumulator.
High-pressure nitrogen gas is enclosed in the
accumulator. (N
2
is inert.)
Never strike the accumulator. Keep the accumulator
away from heat sources.
Do not weld the accumulator housing.
Be sure to release oil pressure before starting to
work on pilot circuits.
1. Park the machine following the same procedures as
described on page 7-6 for preparation of inspection/
maintenance work.
2. Raise the lift arm at the maximum height, and then set
the lift arm control lever in the Neutral (N) position.
3. Turn the key switch OFF to stop the engine.
4. Turn the key switch to ON position. (Do not start the
engine.)
5. Confirm the safety around the machine.
6. Place the lift arm control lever to FLOAT position (C) and
lower the bucket 1 m off the ground within 2 minutes
after stopping the engine.
7. Place the lift arm control lever to the LOWER position (B)
and lower the bucket the rest of the way to the ground.
8. Ensure the lift arm does not stop halfway. If the lift
arm stops halfway, the accumulator function may be
deteriorated. Consult your nearest authorized dealer for
check and repair.
E
N
D
B
N
A
C
D
A
E
B
C
N
N
G
F
M4GB-01-072
MNEC-03-003
95Z7B-7-49-1
Содержание ZW 370-6
Страница 4: ...MEMO ...
Страница 10: ...CONTENTS MEMO ...
Страница 12: ...2 MACHINE NUMBERS Aftertreatment Device SCR TYPE MFG NO DOC TYPE MFG NO 95Z7B SCR4 95Z7B SCR4 ...
Страница 53: ...SAFETY LABELS S 41 95Z7B S 40 ...
Страница 148: ...1 84 OPERATOR S STATION MEMO ...
Страница 218: ...OPERATOR S STATION 1 154 MEMO ...
Страница 220: ...2 2 BREAK IN MEMO ...
Страница 236: ...3 16 OPERATING THE ENGINE MEMO ...
Страница 284: ...OPERATING THE MACHINE 5 28 MEMO ...
Страница 426: ...MAINTENANCE 7 132 MEMO ...
Страница 430: ...9 4 MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS MEMO ...
Страница 434: ...10 4 STORAGE MEMO ...
Страница 440: ...11 6 TROUBLESHOOTING MEMO ...
Страница 442: ...12 2 SPECIFICATIONS MEMO ...
Страница 450: ...14 8 INDEX MEMO ...