DRESSTA TD-25M EXTRA, Service Manual

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SUSPENSION
SECTION 14
Page 5
DRESSTA TD-25M EXTRA
GENERAL
Track Adjuster
Check filler valve torque . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 [Nm]
Safety relief valve torque . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 [Nm]
Pivot Shaft
Pivot shaft mounting bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2750 [Nm]
Pivot shaft cover mounting bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 845 [Nm]
Pivot shaft retaining plate mounting bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 845 [Nm]
Pivot shaft seal shield with snap ring mounting bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125 [Nm]
NOTE: Except for the special torques shown all bolts and nuts are to be given a standard torque.
Refer to SECTION 1.
4. SERVICE DIAGNOSIS
COMPLAINT
PROBABLE CAUSE REMARKS
Track Chain Comes Off During Operation
1. Track chain loose Adjust track tension.
2. Rock in track assembly Clean out the tracks.
3. Front idler worn Inspect front idler for wear. Replace
if necessary.
4. Front idler misaligned Correct alignment of the front idler.
Machine Creeps to One Side
1. Track loose on one side Adjust the track chain tension.
2. Track shoes loose Tighten bolts to proper torque.
Track Chain Loose
1. Track not properly adjusted Adjust the track tension.
2. Sprocket worn Inspect sprocket for worn teeth or damage.
If wear is excessive, replace the sprocket rim.
3. Track links or bushings worn Inspect track links and bushings for wear or
damage. Replace any damaged parts
if necessary.
Excessive or Uneven Wear of Track, Track Rollers, Track Idlers, Front Idler and Sprocket
1. Improper track tension Adjust the track tension.
2. Damaged sprocket Replace the sprocket carrier or sprocket drive
segments, if necessary.
3. Front idler misaligned Correct alignment of front idler.
4. Track rollers do not turn Internal seizure. Remove and replace defective
parts.
5. Track idler does not turn Internal seizure. Remove and replace defective
parts.