MAINTENANCE
7-29
Swing Internal Gear --- every 2000 hours
CAUTION: Adding or changing swing internal
gear grease and rotating the upperstructure must
be done by one person. Before you start, clear the
area of all persons.
Each time you leave the cab
••••
Lower the bucket to the ground.
••••
Stop the engine.
••••
Pull the pilot control shut-off lever to the LOCK
position.
••••
Use handrails.
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
engine is not properly shut down.
4. Run the engine at slow idle speed without load for five
minutes.
5. Turn the key switch OFF. Remove the key from the
key switch.
6. Pull the pilot control shut-off lever to the LOCK posi-
tion.
7. Remove cover (2) on the left side of the upperstruc-
ture. In order to add new grease evenly to the swing
gear, swing the upperstructure twelve 30
°
intervals
(one full turn) and add grease at each interval using a
putty knife.
8. In case the grease deteriorate and/or water becomes
mixed in the grease, change grease by following the
procedures below.
9. Remove cover (1) on the underside of the swing gear
housing and thoroughly remove old grease from the
swing gear.
10. Remove cover (2) on the left side of the upperstruc-
ture. In order to add new grease evenly to the swing
gear, swing the upperstructure twelve 30
°
intervals
(one full turn) and add grease at each interval using a
putty knife.
Total amount of grease applied should be approxi-
mately 180 liter (47.6 US gal).
M18C-07-010
M18C-07-051
2
1
Summary of Contents for EX1900-5
Page 1: ......
Page 37: ...SAFETY SIGNS S 29 SS 411 SS 691 SS 442 M18C 01 006 SS 445 M144 07 107 ...
Page 38: ...SAFETY SIGNS S 30 SS 446 SS 723 SS3076117 SS 723 SS 410 SS 723 Loading Shovel ...
Page 39: ...SAFETY SIGNS S 31 SS3091476 M146 01 035 ...
Page 40: ...SAFETY SIGNS S 32 SS 413 M18C 01 007 M18C 01 008 ...
Page 42: ...SAFETY SIGNS S 34 MEMO ...
Page 112: ...DRIVING THE MACHINE 4 12 MEMO ...
Page 140: ...MAINTENANCE 7 8 MEMO ...
Page 146: ...MAINTENANCE 7 14 Hoses Q ty in Use Transmission Oil Cooler Hose 5 2 M18C 07 062 5 ...
Page 156: ...MAINTENANCE 7 24 4 Grouped Grease Fittings 7 Arm Ñ Lubrication M144 07 079 M144 07 005 7 ...
Page 258: ...MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS 9 2 MEMO ...
Page 274: ...TROUBLESHOOTING 11 14 MEMO ...
Page 278: ...SPECIFICATIONS 12 4 MEMO ...