Brake System; Check Brake Oil Level - Hitachi ZW 120-6 Operator's Manual

I. Brake System

Check Brake Oil Level

--- every 10 hours (daily)
Indicator comes ON
d
WARNING: In case brake oil level indicator (1) comes
ON, immediately stop machine operation and stop the
engine. Inspect brake oil tank (2) level and the brake
system for any abnormality. Failure to do so may cause
the brake to become inoperable, leading to serious
human injury.
IMPORTANT:
 Brake oil level indicator (1) is lit when brake oil tank
(2) level becomes lower than [MIN]. Immediately stop
the engine, check the brake system for oil leakage,
refill specified brake oil up to the appropriate level.
 Refill with the same brand of oil as described in the
"kind of oils". Use of other oil (vegetable oil) may
cause the failure and/or malfunction of the brake.
1. Park the machine following the same procedures as
described on page 7-7 for preparation of inspection/
maintenance work.
2. Brake oil tank (2) is located at the left front of the engine
room. The brake oil level should be between MAX and
MIN marks on brake oil tank (2).
3. In case brake oil tank (2) level is under MIN mark, remove
cap (3) from brake oil tank (2). Refill specified brake oil up
to the appropriate level.
After refilling, securely tighten cap (3).
4. Start to operate the machine only after ensuring the
brake oil low level indicator (1) is not lit.
MAINTENANCE
7-79
MPTC-01-019
2
MNSC-07-027
3
2
MNSC-07-028
1