Periodic Controls That Users Must Be Made; Service Maintenance Prosedures - DAXOM Navidens 50 User Manual

Condensing wall hung gas boiler
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9.1Periodic Controls That User
Must Be Made
Installation pressure must be made within year.
Operation pressure must be between 1-5 bars. If
installation pressure reduces frequently, it can be
leakage at your installation or breakdown occurs
at expansion tank. It must be controlled that if
any block at air-suction outlet / inlet of boiler.
There must not be loosening or leakage at the
pipeline which is used for discharge of exhaust
gas. Please control if there is blockage at the
point of the pipe that opens the external
environment.
9.2 Service Maintenance
Procedure
*Close device electric supply, gas line and heating
system inlet and outlet valves.
* If it is needed, discharge water inside the boiler.
* It must be controlled that if there is loosening,
leakage or blockage at boiler pipes or not.
* It must be controlled that if any intervention to
gas installation or not.
* It must be controlled that if any blockage or
removing from its place at condensing outlet
under the heat exchanger.
* By removing fan motor, it must be controlled
that if any dirt or residual occurred at the fan
steering fin or not. Then it must be cleaned
sensitively.
* By opening hot bulb, seal between burner and
heat exchanger must be controlled and if it is
needed it must be changed.
* Ignition and ionization electrodes must be
cleaned by emery. If it is needed it must be
changed with new one.
*It must be checked if any dirt or residue inside
heat exchanger which causes blockage. If it is
needed it must be cleaned by pressure water by
removing from its place.
* Combustion setting of the device must be made
after maintenances of device are finished and
install parts to their places.
* Because of fan cycle of device is load according
to capacity at the factory, after fan cleaning is
made, you will not need to make any air setting.
According to air quantity, necessary gas quantity
will be pulled from gas valve by venturi.
Capacity control from meter according to capacity
information inside product label.
After that, make control of calorific values with
pipe gas analyze device.
At the result of analyze CO2 value must be
between 9, 3 and 9, 8.
* Information about faults that are seen in the
system but irrelevant with boiler must be given to
customer.
** After maintenance is finished, write processes
that are done to service form and deliver analyze
result to customer by printing out.
** Faults that are seen related to system and
notified to customer must also noted to service
form.

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Navidens 125Navidens 70Navidens 145

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