Drain Hydraulic Oil Tank Sump - Hitachi ZAXIS 17U-5N Owner's Manual

Drain Hydraulic Oil Tank Sump

--- every 250 hours
d
WARNING: Hydraulic oil may be hot and pressurized
just after operation. Severe burns may result if skin
comes in contact with escaping hydraulic oil. Wait for
oil to cool before starting work.
1. Park the machine following the same procedures as
described on page 7-7 for preparation for inspection and
maintenance.
2. After leaving the machine without operating to cool the
oil temperature, bleed air pressure from the hydraulic oil
tank.
3. Slowly loosen drain plug (1) on the bottom of the
hydraulic oil tank to drain water and sediment.
MAINTENANCE
1
7-39
M1M7-05-024
ZX17U-5N
MABA-07-020
1
ZX26U-5N
MABA-07-021