8
Problem Solving
Problem
Cause Cure
Power
indicator
does not
illuminate
upon
switching on
of the faucet
Interrupted power supply
Water pressure below
minimum required
or
Insufficient water
flowing through heater
Blockage in water supply
Blocked showerhead
No hot water
upon
turning on
of the faucet
or
during halfway
of shower
No power supply
Reset power switch
Blocked showerhead
No water supply
Power
indicator
still on upon
turning off
of the faucet
Water leaks between inlet
copper and water heater
Check if the electric supply switch
and leakage circuit breaker are
sufficient for amperage required
Yes
amperage required
Replace the switch for the
-
Switch off and reset it
-
No
Clean the filter
Clean or replace blocked spray
plate in showerhead
3. Fully open water supply valve
2. Make water storage cistern at
least 3m above heater
1. Fit a pump
Clean or replace blocked spray
plate in showerhead
Check if the water supply valve
is fully opened
Replace a new washer
Water leaks inside heater
or inside hidden pipe
or
Unit malfunction
- Turn off water supply
- Examine by professionals
- Ring customer service
- Switch off isolating power supply
switch immediately
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