INSTALLATION
TROUBLESHOOTING
12. Troubleshooting
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Safety pressure cut out
13. Spare parts
Spare Part (all AQM models)
1 Front cover
2 Rear housing
3 Filter screen
4 Plumbing connection
5 O-rings (not shown)
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| AQM TANKLESS ELECTRIC WATER HEATERS
Symptom
No hot water
despite fully
opened hot
water
faucet.
Item no.
271010
271011
272884
272777
083043
2
4
Possible cause
No electrical
power.
The activation fl ow rate needed
to turn on the heating element
has not been reached.
Safety cut out tripped
3
Solution
Check the circuit breaker and check
voltage at the wiring
block.
Clean fi lter
screen.
– turn circuit breakers off
– open Hot Valve to release pres-
sure from the unit
– reset safety pressure cut out
– turn circuit breakers on
1
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