Repair manual

Repair PS2 750
Repair.fm 96
39.Performance test pump. Test results should be:
6.4.3 Impeller Disassembly, Inspection, Testing and
Reassembly
6.4.3.1 Impeller Disassembly
Note: Draining oil from oil housing is not required to disassemble,
inspect and replace impeller alone. However, if further
disassembly and testing is required, drain oil.
Note: If, after disassembly and inspection, volute is found to be
damaged, worn or cracked; entire pump must be
disassembled to replace volute. See Motor Disassembly on
page 86.
1. Prior to working on pump, all electrical power supply circuits must
be disconnected.
2. Turn pump on its side and remove three nuts (ar) and strainer (ap).
3. Remove three stud bolts (aq), suction cover (ao) and gasket (an).
4. While keeping impeller and rotor shaft from rotating, remove nut
(au).
Note: Impeller vanes may be very sharp due to excessive wear.
Handle with care.
5. Remove lockwasher (at) and thread cover (as).
Maximum head > 15.5m (51ft)
Maximum volume > 234.7 ltr/min (62gpm)
Amperage @ 110V <
full load 12.1A
start 45.2A
Amperage @ 220V <
full load 6.8A
start 26.8A