Navien NCB-24LSWE, Руководство по обслуживанию

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NCB Service Manual 125 Version 1.0
6. Remove the flame rod wiring connector.
Figure 8
7. Remove the flame rod from the burner assembly and
replace with the new part.
8. Reconnect the 2 ignition transformer insulated
cables to the new flame rod.
9. Place the new flame rod back onto the burner
assembly and secure it by using the 2 screws from
figure 7.
10. Turn on water supply, power supply, and gas supply
to the unit.
NOTE
Always use new factory gaskets
included with the flame rod when
replacing the part onto the burner
assembly.
6.2.5 Ignition Transformer
1. Turn off the gas supply to the unit.
2. Disconnect the unit from the power supply.
3. Turn off the water supply to the unit.
4. Remove the Ignition Transformer insulated cables
from the flame rod.
5. Refer to figure 9 and disconnect the wiring
connector from the Ignition Transformer.
Figure 9
6. Remove the 2 screws from the Igniter Transformer.
Figure 10
7. Pull out the Ignition Transformer.
8. Replace the old Ignition Transformer with the new
part, and then use the 2 screws to secure the part.
9. Reconnect the Ignition Transformer insulated cables
to the flame rod.
10. Reattach the wiring connectors from the Ignition
Transformer.
11. Turn on water supply, power supply, and gas supply
to the unit.
NOTE
Verify that the Ignition Transformer
insulated cables are firmly connected
to the flame rod.