Brown
Blue
Yellow/Green
Temperature
limiter
Thermostat
Switch
P
ow
er
in
di
ca
to
rl
ig
ht
H
ea
tin
g
in
di
ca
to
rl
ig
ht
H
ea
tin
g
el
em
en
t
Failures
Reasons
Treatment
Contact with professional
staff for repair.
The heating indicator
light is off.
Failures of the
temperature controller.
No water coming out
of the hot water outlet.
The water temperature
is too high.
Failures of the temperature
control system.
Contact with professional
staff for repair.
Seal problem of the joint
of each pipe.
Seal up the joints.
1. The running water supply
is cut off.
2. The hydraulic pressure
is too low.
3. The inlet valve running
water is not open.
1. Wait for restoration of running
water supply.
2. Use the heater again when
the hydraulic pressure is
increased.
3. Open the inlet valve
running water.
Water leak
10
E
L
N
Summary of Contents for EWH 50 H
Page 1: ...EWH 50 H EWH 80 H...
Page 15: ...EWH 50 H EWH 80 H...
Page 30: ...EWH 50 H EWH 80 H...
Page 45: ...Teka Subsidiaries...