Maintenance - pronovost P-920 Operator's & Parts Manual

MAINTENANCE

1) Wipe off all grease fittings with a clean cloth
before adding grease in order to avoid injecting
dirt and sand.
2) Repair or replace damaged grease fittings.
3) Lubricate all grease fittings every 8 hours of
operation.
4) Lubricate drive chain every 8 hours of operation.
5) Lubricate P.T.O. shaft as indicated below:
Pull out the P.T.O. and lubricate between the two
tubes with low temperature grease. Drive line
tubes must slide easily even in cold weather. Clean
off old hardened grease and apply fresh grease as
needed.
6) Check oil level in gear box once a month. If
necessary add oil.
7) Check tension of drive chain every 24 hours of
operation and adjust if necessary.
8) Check for tightness of bearing collars every 48
hours of operation.
9) Change gearbox oil once a year. Use gear box oil
S.A.E. W90 rated API, class GL-5.
10) Check all nuts and bolts once a year. If necessary
use torque chart on page 40.
11) Standard scraper blades are reversible. Reverse
when one edge is worn out.
12) Always use Grade 5 shear bolts.
13) UHMW slides do not require lubrification except
at the end of the season in order to prevent corro-
sion of steel components that are in contact with
the UHMW material.
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