Maintenance
Adjust the up/down belt
Maintenance
WMdoc072919
5-21
5
See Figure 5-16.
4.
Use the adjustment nut to adjust the bolt until the center of the each chain can be
deflected 3/4” (1.9cm) forward
and
3/4” (1.9cm) backward with a 5 lb. (2.3 Kg) deflection
force.
CAUTION!
Do not over-tension the chains. Over-tensioning the chains
may lead to early failure of the gear reducer.
Adjust the up/down belt
WARNING!
Secure the saw head with a chain/strap/device with
at
least 1900 lbs. working load capacity
before adjusting the up/down
chains. Failure to follow this could result in death or serious injury.
1.
Remove the up/down housing cover.
2.
Loosen the motor mount bolts.
3.
Replace any damaged or worn belts as needed
4.
Pull the motor outward so there is 3/8" (9.5 mm) deflection with a 7 lb. (3.2 Kg) deflection
force.
5.
Retighten the motor mount bolts.
6.
Replace the drive pulley cover.
FIG. 5-16
LX0001-03
Adjustment nut
AR