Komatsu D32E-1 Shop Manual page 588

TRACK ROLLER
CLEARANCES
1. Remove the bushings in idler body and replace with new. Coat 19 to 25
mm (0.75 to 1 in) of outer idler hub bores with Loctite #609.
2. Coat 19 to 25 mm (0.75 to 1 in) of leading edge of bushing (2) (edge
which engages bore first) with Loctite #609.
3. Position in press and install bushings 0.762 mm (0.030 in) below washer
face surface. A minimum press force of 6350 kg (14,000 lbs) is required
to install bushing. Repeat for remaining bushing.
4. Discard thrust washers and replace with new. Inspect the condition and
OD of roller shaft and replace as necessary. Coat bushings and thrust
washers with clean film of oil. Pin shaft to one mounting support. Install
thrust washer onto shaft. Insert shaft through roller and secure with
remaining mounting support. Position roller on blocking so that mounting
supports and shaft are free to rotate.
5. Position dial indicator on roller body with pointer on shaft and set to zero.
Pry up on mounting support and record reading on dial indicator. Repeat
a few time and average readings. Reading must be within specification.
If not check dimensions of all parts and repeat until clearance is
achieved. Disassemble assembly after clearance has been attained.
UNDERCARRIAGE
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