Table 3-3. Preventive Maintenance Checks and Services for ROWPU System (Continued)
Q - Quarterly
S - Semiannually
A - Annually
CHECK FOR AND HAVE
IS NOT READY/
REPAIRED OR ADJUSTED
B D A D W M Q S A
2) V-belt removal
(a) Loosen two locknuts and two
(b) Remove four bolts, flatwashers,
two brackets, and belt tensioner
Do not use any tool to force belts on or
off belt sheaves.
(c) Remove V-belts from pulleys.
Inspect sheaves for wear or
damage. Wipe off oil or grease.
Remove rust and burrs.
2) V-belt installation
(a) Check sheave alignment by
placing straight edge across face
of driver and driver sheaves.
Make sure there is less than
0.025 in gap between straight
edge and face of sheaves.
Always use a new set of matched V-bets
when replacing. Belts must be properly
installed to ensure maximum belt life and
reduce wear on bearings.