TM018 Raypak 131 Type A Pool & Spa Heaters REV: A
D.O.I: 8/04/2009
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31
Fault Finding Chart 5
Are plumbing valves open
or in correct position?
5
Is heater plumbed
correctly?
YES
NO
Remake plumbing to comply
with installation instructions.
NO
YES
Ensure plumbing valves are
open or in correct postion.
Is skimmer box blocked?
Unblock skimmer box.
YES
Blockage in pipe work.
Is pump blocked or
seized?
NO
Unblock, free or replace
seized pump.
YES
NO
Is pool/spa filter blocked?
NO
Advise customer to backwash
filter.
YES