61MSPA-MP Metapacks Service Manual
Circulation Pump Flow Chart
If circulation pump does not appear to be working, follow Troubleshooting
Flow Chart below to identify the problem:
Replace
circulation
pump fuse.
Replace
circulation pump.
Replace
board.
Do you
read
≈120 VAC for
120 VAC circ. pump
(or ≈240 VAC for 240 VAC)
at circ. pump
output on
the board?
Increase set point to
2° above actual water temp.
to start circulation pump.
Verify if low level
programming has been
programmed properly
(see Low Level Section).
yes no