13-4
OPTIONAL ATTACHMENTS AND DEVICES
M104-07-067
Check Track Sag --- every 50 hours
Swing the upperstructure 90 ° and lower the bucket to raise
the track off the ground as shown.
Keep the angle between the boom and arm 90 to 110 ° and
position the bucket’s round side on the ground. Place blocks
under the machine frame to support the machine.
Rotate the raised track in reverse two full rotations and then
forward two full rotations.
Measure distance (A) at the middle of the track frame from
the bottom of the track frame to the back face of the track
shoe.
Track sag specifications
Model
A
ZX135US-5B
250 to 280 mm (9.8 to 11.0 in)
ZX225USLC-5B,
225USRLC-5B
300 to 335 mm (11.8 to 13.2 in)
f
NOTE: Check track sag after thoroughly removing soil stuck
on the track area by washing.
Adjust Track Sag
Precautions for Adjusting Track Sag
1. If track sag is not within specifications, loosen or tighten
the track following the procedures shown on the next
page.
2. When adjusting track sag, lower the bucket to the
ground to raise one track off the ground. Repeat this
procedure to raise the other track. Each time, be sure to
place blocks under the machine frame to support the
machine.
3. After adjusting track sag of both tracks, move the
machine back and forth several times.
4. Check track sag again. If track sag is not within
specifications, repeat adjustment until correct sag is
obtained.
M107-07-068
Summary of Contents for 090001
Page 4: ......
Page 9: ...CONTENTS Bucket Teeth Transverse Type Pin Used Type 13 18 INDEX 14 1 ...
Page 10: ...CONTENTS MEMO ...
Page 14: ...MACHINE NUMBERS 4 MEMO ...
Page 64: ...MEMO SAFETY SIGNS S 50 ...
Page 198: ...OPERATOR S STATION 1 134 MEMO ...
Page 200: ...BREAK IN 2 2 MEMO ...
Page 212: ...OPERATING THE ENGINE 3 12 MEMO ...
Page 266: ...OPERATING THE MACHINE 5 46 MEMO ...
Page 398: ...MAINTENANCE 7 124 MEMO ...
Page 399: ...8 1 HYDRAULIC CIRCUIT AND ELECTRICAL CIRCUIT Hydraulic Circuit MDAA 08 001 ...
Page 402: ...MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS 9 2 MEMO ...
Page 404: ...STORAGE 10 2 MEMO ...