Product Manual

Maintenance PSR1 500
26 wc_tx002008gb.fm
5.5 Disassembly
Note: Before disassembling, be sure to drain the oil.
5.5.1 Removing the suction cover and the pump casing:
Remove the hex bolts (3) and the sealing washers (4) from under the
bottom plate (5) and remove the bottom plate from the pump unit.
Use a wrench to remove the hex bolt with flat washer (6).
Remove the stand (7), O-ring (8), suction cover (1) and the pump
casing (2) from the pump unit.
5.5.2 Removing the impeller:
Using a box wrench, remove the hex cap nut (9), spring washer (10),
and flat washer (11).
Remove the impeller (12), shaft sleeve (13), and the V-ring (14) from
the main shaft.
5.5.3 Removing the rear liner:
Remove the rear liner (15) from the oil casing (16).
A worn impeller may have sharp edges that can cause injury, and
should be handled with care.
Never disassemble the swing valve (17) unnecessarily because it
could negatively affect the performance of the pump.
WARNING
CAUTION