Navien NP Condensing Tankless Gas Water Heater - Service Manual
Navien NP Condensing Tankless Gas Water Heater - Service Manual
Navien NP Condensing Tankless Gas Water Heater - Service Manual
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
YES<br />
GPS<br />
normal?<br />
YES<br />
MGV ON<br />
NO<br />
Lock-out:<br />
035E<br />
Igniter ON<br />
MV ON<br />
D<br />
NO<br />
Flame ON<br />
during 10sec?<br />
NO<br />
Ignition Failure<br />
straight 3 times?<br />
YES<br />
Lock-out:<br />
003E<br />
YES<br />
Igniter ON for 1sec<br />
after Flame ON?<br />
YES<br />
Igniter OFF<br />
NO<br />
Igniter ON<br />
Burner Operation<br />
Faucet Close<br />
Flow Sensor<br />
>= 0.53 GPM<br />
YES<br />
D<br />
NO<br />
Flame OFF?<br />
NO<br />
YES<br />
Flame OFF straight 20 times during<br />
burner operation?<br />
YES<br />
Lock-out:<br />
012E<br />
FM start-up:<br />
FM and AP normal?<br />
YES<br />
Lock-out:<br />
009E<br />
NO<br />
Excess Air Pressure?<br />
YES<br />
Lock-out:<br />
010E<br />
NO<br />
APS normal?<br />
NO<br />
GPS normal?<br />
NO<br />
YES<br />
YES<br />
Lock-out:<br />
027E<br />
Lock-out:<br />
035E<br />
B<br />
GARC<br />
©<strong>Navien</strong> America Inc. 2010<br />
30<br />
NR/<strong>NP</strong> series service <strong>Manual</strong><br />
Version 2.0
Change language