Repair manual

PS4 7503HH, PS4 7503HF, PS4 11003HH, PS4 11003HF Repair
Repair.fm 183
PS4 7503HF
PS4 11003HH
PS411003HF
6.8.2 Motor Disassembly, Inspection, Testing and
Reassembly
6.8.2.1 Motor Disassembly
Note: Motor disassembly for PS4 7503 and PS4 11003 requires
disassembly of the entire pump.
1. Lay pump on its side and remove oil plug and plug gasket. Rotate
pump so all oil can drain from oil housing. Slide plug gasket over oil
plug and thread back into oil housing during servicing.
2. Prior to working on the pump, all electrical power supply circuits
must be disconnected.
3. Clean top of cover housing (ap) thoroughly.
4. Coil up excess power cable (k).
Maximum head > 26.51m (87ft)
Maximum volume > 1767.5 ltr/min (467gpm)
Amperage @ 220V <
full load 26.8A
start 237A
Amperage @ 440V <
full load 13A
start 118.7A
Maximum head > 43.28m (142ft)
Maximum volume > 1211.1 ltr/min (320gpm)
Amperage @ 220V <
full load 39.9A
start 311.9A
Amperage @ 440V <
full load 19.9A
start 156.5A
Maximum head > 27.74m (91ft)
Maximum volume > 2074 ltr/min (548gpm)
Amperage @ 220V <
full load 39.9A
start 311.9A
Amperage @ 440V <
full load 19.9A
start 156.5A