Maintenance
SY215C LC/SY225C LC Excavator OMM
5-26
Operation and Maintenance Manual — 1219
SANY
5. Loosen the jam nut (3) on the tension adjustment bolt (4).
6. Turn the tension adjustment bolt (4) to adjust the belt
tension.
•
The belt should deflect 0.20 in.–0.31 in.
(5 mm–8 mm) when pressed with a force of
80–120 lbf (356–534 N).
•
Using a belt tension gauge, the belt tension should
measure a minimum of 80 lbf (355 N) and a
maximum of 120 lbf (534 N).
NOTE:
If the belt is out of the tension range, replace the
belt and perform the belt tension check again.
7. Tighten the jam nut (3) to lock the tension adjustment bolt (4) in place.
8. Tighten the compressor bracket fasteners (2).
NOTE:
Replace the belt if:
•
It has stretched and there is little margin left for adjustment.
•
Cuts or cracks are found in the belt.
•
The belt slips or squeals.
NOTE:
Newly installed V-belts need to be adjusted after the first hour of operation.
Fig. 5-11
3
4
Содержание SY215C LC
Страница 2: ...This Page Intentionally Left Blank ...
Страница 271: ...This Page Intentionally Left Blank ...