DRESSTA TD-25M EXTRA, Service Manual

Page: 525 / 595

SUSPENSION
SECTION 14
Page 31
DRESSTA TD-25M EXTRA
FRONT IDLER GUIDE BAR
Fig. 14.36. Front Idler Guide Bars
1. Upper Guide Bar
2. Lower Guide Bar
3. Idler Block
A. Minimum Distance Between Upper and Lower Guide Bars . . . . . . . . . . . . . . . . . . . . . . 166.1
±
0.05 [mm]
B. Guide Bar Distance from Track Frame Edge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43.5
±
1.5 [mm]
42. INSTALLATION (Refer to Fig. 14.35)
1. Position upper and lower guide bars (1 and 2) to track frame (4).
2. Prior to positioning new guide bar to the track frame preheat guide bar to 180 - 230 [ ° C].
Position new guide bar to dimensions shown in Fig. 14.36 and clamp in place. Lay a 6 [mm]
weld along the length of the bars. Lay a 12 [mm] weld along the front and rear ends of the bars.
3. Measure distance (A, Fig. 14.36) between upper guide bar (1) and lower guide bar (2) on both
sides.
4. Lubricate guide bars inside track frame.
5. Install the front idler assemble, refer to FRONT IDLER in this Section.
6. Install the track chain, refer to SECTION 15.
7. Adjust the track tension, refer to the ADJUSTING TRACK TENSION in SECTION 15.