
Maintenance
Up/Down System
Maintenance
60HDdoc011304
5-18
5
Periodically check the belt for wear. Replace any damaged or worn belts as needed.
2.
Check the up/down gearbox oil level. Add a synthetic gear oil such as Mobil SHC 634 as
needed.
Drain and refill the gearbox with 25 ounces of oil after every 5000 hours of sawmill opera-
tion or once a year, whichever comes first.
Wood-Mizer offers replacement gear oil in 8 ounce bottles
.
3.
Inspect the up/down motor brushes every 750 hours of operation. Remove brush dust
and replace the brushes if they worn to a length of
5/8”
or shorter.
CAUTION!
Do not operate the up/down system if the motor
brushes are worn shorter than
5/8”
. Damage to the
up/down motor may result.
FIG. 5-8
Mounting
Bolts
Adjustment
Bolts
80_105
AR
750