Navien NP-180, Руководство по обслуживанию

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8.2.11. Condensation Trap
1. Turn off the gas supply
2. Turn off the 120V power supply
3. Turn off the water supply.
4. Loosen the PCB 2 screw from bottom base
5. Pull out the PCB. (refer to 8.2.1 PCB)
6. Remove the Pin (A). Drain Condensate
water from the trap.
10. Pull out the Condensation trap.
11. Replace with new condensation trap.
12. Connects the condensation trap hose.
13. Attach the condensation trap and secured
with three screws.
14. Replace the PCB. (refer to 8.2.1 PCB)
15. Install front panel using 4(four) screws.
16. Turn on water supply, power supply, and
gas supply.
7. Loosen the three condensation trap screws.
8. Remove the condensation trap connecting
hose
< F
i
g
ure
3
0
>
< F
i
g
ure
31 >
< F
i
g
ure 2
9 >
NOTE
1. Always make sure pin on right direction and
secure.
2. When installed the condensation trap
connecting hose, it should be installed from
the secondary heat exchanger drain port
first and then to trap.