SK1550 Operator’s Manual
Service - 83
Procedures
Idler Roller Bearings
Check idler roller bearings (shown) at 50 hours
and every 250 hours thereafter. Lube at 50 hours
and every 100 hours thereafter. Adjust as needed.
Check
1. Lift machine.
2. Release track tension. See “Track Tension” on
3. Check for movement of each hub when
rocked back and forth. If hub has noticeable
movement, adjust.
4. Adjust track tension.
Lube
1. Remove cap (2).
2. Add MPG until it comes out small hole (1).
3. Replace cap.
Adjust
1. Remove lug nuts (6) to remove dust cap cover
(5) and retainer (8).
2. Remove bearing protector (7).
3. Remove cotter pin (1).
4. Ensure bearings are properly seated by
tightening castle nut (4) to 30-40ft•lb (41-
54N•m) while turning hub.
5. Loosen and then hand-tighten castle nut.
NOTICE:
Do not move hub after this
step is complete.
t53om046w20.eps
1
2
t53om047w20.eps
1
2
3
4
7
8
5
6
t53om048w20.eps
Summary of Contents for 3TNV86C
Page 1: ...SK1550 Yanmar 3TNV86C Operator s Manual CMW 053 2996 Issue 2 0 Original Instruction ...
Page 19: ...Safety Awareness 18 SK1550 Operator s Manual Machine Safety Alerts ...
Page 49: ...Controls 48 SK1550 Operator s Manual Operator Station ...
Page 55: ...Drive 54 SK1550 Operator s Manual Shut Down ...
Page 63: ...Transport 62 SK1550 Operator s Manual Retrieve ...
Page 91: ...Service 90 SK1550 Operator s Manual Procedures ...
Page 97: ...Specifications 96 SK1550 Operator s Manual Declaration of Conformity ...