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114
MAINTENANCE
Every 50 Hours
2. Using the grease gun, insert grease
through the grease nipple in the grease
discharge valve (2).
3. Inspect the crawler tension.
Decreasing the tension
1. Remove the cover (1).
2. Using the Spanner, slowly loosen the
grease discharge valve (2) and drain the
grease.
If the grease does not drain easily, move
the machine forward or backward.
3. Tighten the grease discharge valve (2).
¡
Grease discharge valve (2) tightening
torque: 177 N·m (130 ft.lb.)
Lubricating the Slew Bearing
Do not slew while lubricating. Doing so
is dangerous, as you may get caught in
the machine.
WARNING
1. Stop the engine with the machine in the
posture shown on the diagram above.
2. Use the grease gun to supply grease to
the grease nipple (1).
3. Start the engine, lift the bucket and slew
clockwise 90
°
.
4. Ground the bucket and stop the engine.
5. Repeat steps 2 to 4 above three times.
6. Wipe off the grease expelled from the slew
bearing and grease nipple.
C4G040
1
2
E4G026
F4G015
F4G016
1
Summary of Contents for TB28FR
Page 6: ...4...
Page 8: ...6...
Page 36: ...34...
Page 91: ...89 TRANSPORT Loading and Unloading 90 Securing the Machine 91 Cautions on Transporting 92...
Page 153: ...151 MEMO...
Page 154: ...152 SPECIFICATIONS Machine Dimensions J1K001 N L M D Q P J H K C F G A S E B R T U...
Page 156: ...154 SPECIFICATIONS Operating Range J1K002 D J H K C F G A E B...
Page 158: ...156 MEMO...
Page 162: ...160...
Page 167: ...165 OPTIONS Safety Signs Decals 1 No 03593 32200 2 No 03593 32300...
Page 168: ...166 MEMO...
Page 173: ...171 MEMO...
Page 174: ...172...
Page 175: ...173 INDEX...