Swing Reduction Gear - Hitachi Zaxis 850LC-3 Operator's Manual

Swing Reduction Gear

2
Check Oil Level --- every 250 hours
1. Park the machine on a level surface.
2. Lower the bucket to the ground.
3. Turn the auto-idle switch off.
IMPORTANT: The turbocharger may be damaged if the en-
gine is not properly shut down.
4. Run the engine at slow idle speed without load for three
minutes.
5. Stop the engine. Remove the key from the key switch.
6. Pull the pilot control shut-off lever to the LOCK position.
WARNING: Gear oil may be hot. Wait for gear oil to
cool before starting work.
7. Remove dipstick (1). Oil must be between marks.
8. If necessary, remove oil supply cap (2) and add oil. (See
gear oil chart)
9. Recheck oil level.
Change Gear Oil --- every 1000 hours
1. Park the machine on a level surface.
2. Lower the bucket to the ground.
3. Turn the auto-idle switch off.
IMPORTANT: The turbocharger may be damaged if the en-
gine is not properly shut down.
4. Run the engine at slow idle speed without load for three
minutes.
5. Stop the engine. Remove the key from the key switch.
6. Pull the pilot control shut-off lever to the LOCK position.
WARNING: Gear oil may be hot. Wait for gear oil to
cool before starting work.
7. Remove drain plugs (4) mounted on the end of drain
pipe and open drain cocks (3) to drain oil.
8. Reinstall drain plugs (4) and close drain cocks (3).
9. Remove oil supply caps (2) and add oil until it is between
marks on dipsticks (1).
MAINTENANCE
2
1
Specified Range
7-26
4
W1JB-02-03-006
M1J1-07-001
M16J-07-048
3
M1J1-07-053
M1J1-07-018