Hot Water
on Demand
12
www.atmor.net
Trouble shooting
SYMPTOM
POSSIBLE CAUSE
SOLUTION
Water no! hot
enough
Too much waler fIowing through
the heater
Reduction In tha ambient
temperature
Water Pressure below of 1.0bar
Electrical Mallunction
Reduce the flow rate of the waler via
the outlet tap.
Switch to higher temperature setting.
Check if the mains stop valve is fully
open and that the there are no other
restriction in the supply line.
Have the Heater unit check by a
qualified eIectrician or contact your
local authorised distributor.
Water too hot
Not enough Water flowing through
the heater
Increase in the ambient
temperature
Increase the flow rate via the outlet tap
Switch to lower temperature setting
Heater switch Off
during use
Interruption of mains electrical
supply
ELSD trip, possible earth leakage
Check incoming power supply, MCB,
switches and supply cabling. Check
earth leakage and reset ELSD
If problem persists, call your local
authorised distributor for assistance.
Water ceases to
flow
Blockage of spray head, twisted or
blocked flexible shower hose.
No water supply.
Clean or replace sprayheed, check for
free passage of water through hose.
Replace as necessary.
Check water supply, stop valve Open?
and no blockage.
Water
temperature
varies from hot to
cold during use
Water pressure has dropped
below min. level.
Increase hot water supply,
No hot water
despite fully open
hot water faucet
No electrical power
The activation flow rate needed to
turn on the heating element has
not been reached.
Check the circuit breaker and check
voltage at the wiring block.
Clean filter screen
• Turn circuit breaker off
• Open hot valve to release pressure
from the unit.
• Turn circuit breaker on.
