Check Outside Diameter Of Track Roller; Check Height Of Grouser - Komatsu Galeo D61EX-15 Operation & Maintenance Manual

MAINTENANCE

CHECK OUTSIDE DIAMETER OF TRACK ROLLER

If the measured value comes close to the repair limit, please contact your Komatsu distributor.
1. Measure the height (dimension C) of the link tread as
shown in the diagram.
2. Stop machine at position where link tread, whose size C
has been measured completely, contacts roller tread. Then
measure size B.
3. Calculate outside diameter of tread (size A):
A = (B - C) x 2
q Standard size (A): 200 mm (7.9 in)
q Repair limits: 164 mm (6.5 in)

CHECK HEIGHT OF GROUSER

If the measured value comes close to the repair limit, please
contact your Komatsu distributor.
After taking up slack in track shoes, measure height at center
of shoe as shown below.
q Standard height (h): 55.5 mm (2.2 in)
q Repair limits: 16.5 mm (0.7 in)
SERVICE PROCEDURE
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