46
CONNECTING SERVICES
Fault Cause Remedy
Water not flowing
from any tap when
operated but pump
runs
Freshwater tank empty
Pump wired in reverse
Pipe inlet or outlet pipe
disconnected
Pump pipes restricted by kinking
Blockage in pump inlet or outlet
pipe
Blocked pump filter
Air leak in suction line
to pump
Check
Check wiring, refer to pump
manufacturers instructions
Check connections
Check pipes run
Check, starting inside freshwater
tank
Dismantle and clean filter. See
pump manufactures instructions.
Check condition of pipe and pipe
joints between the water tank and
the pump.
Pump does not run Pump incorrectly wired
Pump fuse blown
Battery disconnected
Pump seized or overheated
Pressure pump sensing switch may
have failed
Contacts may be faulty
Wiring connections may be faulty
Refer to pump manufacturers
instructions
Check wiring connection and then
replace with fuse of correct rating
Check connections
Refer to pump manufacturers
servicing instructions
Refer to pump manufacturers
servicing instructions
Check contacts in plug and socket
are clean and making contact
Check wiring connections
Water flows from
cold tap but not from
hot
Blockage in hot pipeline
Heater inlet or outlet pipes kinked
preventing flow
Hot tap failed or blocked
Heater non-return valve jammed
Disconnect pipes and inspect
Check and re-route if necessary.
Disconnect and inspect
Seek service attention
7.10 Water fault finding
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