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7. MAINTENANCE
CAUTION
The maintenance of the unit requires
professional after-sales personnel responsible
for overhauling the unit.
7.1 Maintenance
1)
Check the connection between power supply plug and socket
and ground wiring regularly;
In some cold area (below 0℃), if the system will be stopped for
2)
a long time, all the water should be released in case of freezing
of inner tank and damage of E-heater.
It is recommended to clean the inner tank and E-heater every
3)
half year to keep an efficient performance.
4)
Check the anode rod every half year and change it, if it has
been used out. For more details, please contact the supplier or
the after-sale service.
5)
It is recommended to set a lower temperature to decrease the
heat release, prevent scale and save energy if the outlet water
volume is sufficient.
6)
Clean the air filter every month in case of any inefficiency on the
heating performance.
In terms of the filter set in air inlet directly (namely, air inlet
without connect with duct), the method of dismantle the filter is:
anti-clockwise unscrew the air inlet ring, take out the filter and
clean it completely, finally, remount it to the unit.
Before shutting the system off for a long time, please:
7)
Shut off the power supply;
Release all the water in water tank and the pipeline and close
all the valves;
Check the inner components regularly.
How to change the anode rod
8)
Turn off the power, and turn off the water inlet valve.
Open hot water tap, and decrease the pressure of the inner
container.
WARNING
1. Battery must be disposed of properly.Do
not short circuit or dispose of in the fire.
2. Keep batteries out of the reach of children.
3. Caution for ingestion.
4. Non-rechargeable batteries are not to be
recharged.
5. Exhausted batteries are to be removed
from the product.
6. Dispose of the old batteries in the special
containers to be found in the sales outlets.
7. Replace the battery must contact the
supplier or the after-sale service.
7.2 Recommended regular maintenance table
Checking
Checking
Item
content
air filter
1
(inlet/outlet)
2
anode rod
3
inner tank
4
E-heater
PTR valve
5
If water doesn't flow freely when operating the
hander, replace PTR valve with a new one.
25
Checking frequency
Action
every month
Clean the filter
Replace it if it has
every half year
been used out
every half year
Clean the tank
every half year
Clean E-heater
Operate the
hander of PTR
every year
valve to ensure
that waterways
are clear.
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