Faber FWH OTTIMO 501CH, Инструкция по эксплуатации, Страница: 11 / 12

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This electric water heater should be installed at the place without sunshine or rain spray.
Please cut off power supply if not use for long time.
Please blow down the water for about 10 seconds to drain away the impurities in the pipe before
connecting the water source to the electric water heater to avoid blockage of water heater.
If long time no use the unit, check the water heater first before use. Electrify after the water
flows out stably.
Do not spray water to air switch or heater body directly, to avoid moist.
Please cut off the power in the weather of thunder and rain to avoid damaging the water heater.
If not use for long period of time, please cut off water inlet to prolong the lifespan of the water
heater.
Check the power cord connecting terminals frequently to make sure that they are well and
reliably contacted, no overheating phenomenon, and grounding is good or not.
Disassembly shower head and sealing ring with filter to clean periodically.
DECLARATION:
this water heater can only be maintained by authorized service personnel,
incorrect installation and using method may cause serious injury or loss of property.
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5. MAINTENANCE
WARNING
Do cut off power supply before maintenance, to avoid danger like electric shock.
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SUGGESTIONS
1. Check whether power
is cut
2. Contact authorized
service personnel for
repair.
1. Rotate “TEMP” knob
2. Repair or replacement
the PCB
1. Press the reset handle
of the thermal cut out
after checking and
troubleshooting
2. Change the heating
elements
3. Adjustable water flow
4. Change the flow sensor
5. Open the flow sensor
and clean the rotor
1. Wait for restoration of
running water supply;
2. Open the inlet valve of
running water.
Adjust the heating power
lower, make the water
bigger.
Contact authorized service
personnel for repair.
Contact authorized service
personnel for repair.
REASONS
1. Power supply error;
2. PCB error;
3. Electricity leaks.
1. The “TEMP” knob is off;
2.
3. The water flow
insufficient 1.2L/min;
PCB error;
4. Impurities clogging the
flow sensor of the rotor
1. The running water
supply is cut off;
2. The inlet valve of running
water is not open.
1. Water pressure is not
stable.
2. Outlet water temperature
is too high, overheating
protection again and again.
Electricity leaks.
PUMP error.
Temperture sensor
is broken
Change the temperture
sensor
SYMPTOMS
The heating indicator light
is off and the outlet
water is cold.
The heating indicator light
is on and the outlet
water is cold.
6. TROUBLESHOOTING
Switch on the power
supply, ELCB indicator
light is off.
No water flows out from
the shower head.
Outlet water temperature
sometimes is hot,
sometimes is cold.
Pressure can’t be
increased.
1. The thermal cut out
is cut off
2. Heating elements
is broken
“POWER” indicator light
is twinkling flicker
“ELCB” indicator light
is twinkling flicker.