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4.2 Fault finding INSTALLER
Check if
ON/OFF switch is in
position 1?
Put
ON/OFF switch in
position 1.
Problem
solved
yes
Is the
water heater in
operation?
Problem
solved
yes
Is the
water heater in
operation?
Problem
solved
yes
Is the
water heater in
operation?
yes
no
no
no
no
no
yes
See detailed fault finding
no
Does the
ON/OFF switch
light up?
Does the
RESET switch
light up?
Push the
RESET button
up to three times
Check gas connection
and the electricity
supply make sure that
they are switched on.
no