51SC-CF & SC-MP Service Manual
Pump 2 or Blower Does Not Work!
1• If Pump 2 or blower does not work
even when indicator is on, replace
Pump 2 or blower fuse.
Turn Pump 2 or blower on and take
voltage reading between white and
black wire connectors:
240 VAC pump or blower: P11 & P17
120 VAC pump or blower: P9 & P11
Your reading shoud be:
≈240 VAC for a 240 VAC pump or blower
≈120 VAC for a 120 VAC pump or blower
If Pump 2 or blower does not work, carry out the following tests
to correct the problem:
2• If replacing the fuse is not effective,
take voltage reading on the board.
3• If voltage is as it should be,
replace Pump 2 or blower.
4• If not, replace Spa Pack.
Pump 2 or blower fuse
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