Revision 3
connection.
If
the oil
is
contaminated (milky or cloudy appearance), then it must be
changed before any water jetting operations can be accomplished.
b.
Make sure plungers are screwed tightly into the crosshead stubs.
V-belts
a.
Check belt tension frequently. Belt tension may
be
affected by stretching of the belts or
by wear to the contact surface of belts and sheaves. Belt slippage on the sheaves will
greatly increase the rate
of
wear. With the high pressure water jetting unit off, open the
access door in the V-belt guard. Adjust belts
to
correct tension, refer to Section 8:
REPAIR,
G.
V-belt.
Caution:
Care should be taken to insure that grease and oil do not come into contact
with V-belts. These lubricants can
not
only cause belt slippage, but also
make the belt weak and spongy. Replace worn
V-belts before failure occurs.
Water Inlet Bag Filter - PM3350 (Optional)
a.
Check Flat Gasket (PM9144) and Lid
0-ring
(PM9143) for wear, replace
as
necessary
(Figure 5-3).
© Copyright August, 2000 NLB Corporation
5-11
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