MAINTENANCE
7-44
2
4
Change Hydraulic Oil
--- every 4000 hours
WARNING: Hydraulic oil becomes hot during
operation. Severe burns may result if skin comes
in contact with hot hydraulic oil. Wait for the oil to
cool before starting any maintenance work. Release
trapped hydraulic circuit pressure by using the loader
control levers.
IMPORTANT: Do not use hydraulic oils other than listed in
the “Recommended Hydraulic Oil”.
1. Park the machine and stop the engine following
the same procedures as described on page 7-7 for
preparation of inspection/maintenance work.
2. Install articulation lock bar (1) to the front and rear of the
chassis by following the procedures described on page
7-9.
3. Before changing the hydraulic oil, be sure to relieve the
air pressure from the hydraulic oil tank (3) by pressing air
bleed valve (2).
IMPORTANT: When changing hydraulic oil, take care not
to permit foreign matters such as dirt, water, and /or
sand to enter into the hydraulic oil tank.
4. Arrange a container of approx. 150 liters (40 gallons).
5. Remove cap (6) of drain valve (5).
IMPORTANT: When connecting drainer (7), entwist it
slowly to avoid a large amount of oil from draining at a
time.
6. Slowly entwist in the provided drainer (7) to the port to
drain oil.
NOTE: Drain valve (5) opens by entwisting drainer (7).
7. Remove cleaning cover (4) on the bottom of hydraulic oil
tank (3). Clean the tank bottom with cleaning oil. Install
the cover to the original position after cleaning out tank.
5, 6
3
1
MNEC-07-004
5
7
M4GB-07-044
MNDB-07-023
MNDB-07-024
Summary of Contents for 70Z7
Page 2: ...93108 00691 April 2015...
Page 5: ......
Page 11: ...MACHINE NUMBERS 2 MEMO...
Page 51: ...SAFETY LABELS S 40 6 10 4 1 3 9 6 5 SS 3461...
Page 171: ...OPERATOR S STATION 1 110 MEMO...
Page 173: ...BREAK IN 2 2 MEMO...
Page 187: ...OPERATING THE ENGINE 3 14 MEMO...
Page 231: ...OPERATING THE MACHINE 5 24 MEMO...
Page 359: ...MAINTENANCE 7 118 MEMO...
Page 363: ...MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS 9 4 MEMO...
Page 367: ...STORAGE 10 4 MEMO...