
134 SEBU7494-06
Maintenance Section
Track (Rubber) - Inspect/Adjust
5. Recheck the tra
ck tension.
Track Adjustme
nt for the 267 and
277
g00900571
Illustration 168
1. Place a 45 kg (100 lb) weight between the drive
sprocket and the idlers. Place a straight edge
across the d
rive sprocket and idlers. Measure the
track sag between the bottom of the straight edge
and the top of the track. The track sag s hould
be set at 12
mm (0.5 inch).. If the track needs
adjustment proceed with the following steps.
g00899624
Illustration 169
2. Remove the tool that is provided for tensioning
the track. The tool is stored on the left side of the
engine compartment.
g00899250
Illustration 170
3. Install the tool (3). Ratchet the tool in order to
remove any pressure that is being placed on the
bolts (2). Remove the two bolts, lockwashers and
locknuts (2). Ratchet the tool in order to pivot the
idlers (1).
4. Pivot the idlers forward until you are able to
reinstall the two bolts in the next available holes.
Reinstall the two bolts, lockwashers and locknuts.
Tighten the two bolts to the following torque
120 N·m (89 lb ft). Remove the tool.
Note: In order to detension the track for removal,
pivot the idlers backward.
Note: If the idler is already in a vertical position it
may be necessary to relocate the mounting bolts for
the drive frame into the second set of holes that is
provided in order to achieve the proper track tension.
Refer to Operation and Maintenance Manual,
“Adjustment of the Drive Frame for the 267 and 277”
for the correct procedure.
5. Recheck the tension of the track.