Navien NP-180, Service Manual

Page: 44 / 179

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avien
Am
eri
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a
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. 20
1
0
NR/NP
series servi
c
e Manua
l
4
2
Versi
o
n 2.0
K
L
M
N
O
P
Q
R
S
T
AC19V BLUE-BLUE
BLACK-RED
BLACK-YELLOW
BLACK-ORANGE
BLACK-WHITE
BLUE-BLACK
BLUE-YELLOW
BLUE-ORANGE
BLUE-BLUE
BROWN-WHITE
BROWN-BLACK
BROWN-BROWN
YELLOW-YELLOW
RED-RED
GREEN
BLACK
RED-RED
WHITE-BLACK
BLACK-BLUE-RED
AC 16~24 V
DC 127V~184 V
DC 15 V
DC 0~7.5 V
0 rpm~6500 rpm
AC 97~138 V
ON : AC 97~138 V
OFF : 0V
ON : AC 97~138 V
OFF : 0V
ON : AC 97~138 V
OFF : 0V
ON : AC 97~138 V
OFF : 0V
ON : AC 97~138 V
OFF : 0V
ON : DC 83~120 V
OFF : 0V
ON : DC 83~120 V
OFF : 0V
ON : DC 83~120 V
OFF : 0V
Protect Earth
0~20 uA
AC 123~177 V
AC 97~138 V
ON : AC 97~138 V
OFF : 0 V
Fan Motor
Power Input
Water Adjust
Valve (CW)
Water Adjust
Valve (CCW)
Igniter
Pump
Gas Valve
P.E
Flame Rod
Power trans
AC150V
Power trans
AC120V
Motorized
2-way Valve
Confirm output voltage.
Confirm if voltage flows without any
relations with the fan operating.
Confirm if voltage flows without any
relations with the fan operating.
Voltage changes as the
fan operating.
Check PULSE.
Confirm approval of the
1st power resource.
Confirm the FUSE.
Confirm the circuit breaker.
Confirm voltage as operating.
Confirm voltage as operating.
Confirm voltage asignition
operating.
Confirm voltage as operating.
Confirm voltage as operating.
Confirm voltage as the
Main Gas Valve operating.
Confirm voltage as the
Gas Solenoid Valve 1 operating.
Confirm voltage as the
Gas Solenoid Valve 2 operating.
Same to the case earth Protect Earth.
Measure the currency as sensing flame.
Confirm output voltage.
Confirm output voltage
Confirm voltage as Motorized
2-way Valve operating.
Point Function Wire Color Normal Value Check