©Navien America Inc. 2010 NR/NP series service Manual
140
Version 2.0
8.2.5. Flame Rod
1. Turn off the gas supply
2. Turn off the 120V power supply
3. Turn off the water supply
4. Loosen the PCB right-side screw from
bottom base.
5. Pull out the fan assembly
(refer to 8.2.5 Fanmotor)
6. Remove the Ignition Transformer Cable.
9. Pull out the igniter
10. Attach the new ignition electrode and
tighten screws.
11. Connect the trans cable and flame rod cable
into the ignition electrode and flame rod.
12. Attach the fan to be replaced.
(refer to 8.2.5 Fan motor)
13. Install front panel using 4(four) screws.
14. Turn on water supply, power supply, and
gas supply.
Always use factory seal packing between the
electrode and burner assembly.
7. Remove the flame rod cable.
8. Loosen the 2 ignition electrode screws.
< Figure 11 >
< Figure 13 >
< Figure 12>
NOTE
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