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EN
W415-2370 / D / 12.09.20
65
replacement parts
Items may not appear exactly as illustrated.
B46NTR MILLIVOLT VALVE TRAIN ASSEMBLY
Ref.
Part Number
Description
Stocked
1
W100-0191-SER
Burner assembly
Yes
2
W456-0043
Burner orifice #43 (NG)
Yes
2
W456-0054
Burner orifice #54 (P)
Yes
3
4
W290-0248
Valve train gasket
Yes
5
W432-0078
Flex manifold pipe
Yes
6
W725-0025
Valve (NG)
Yes
6
W725-0043
Valve (P)
Yes
7
8
9
Ref.
Part Number
Description
Stocked
10
11
12
13
14
34
32
31
30
29
27
26
24
23
21
20
22
25
33
35
16
13
12
11
10
9
8
5
4
2
1
3
6
14
17
W357-0001
Push button ignitor
06.22.18 / B
15
W350-0799
Pilot shield
35
7
15
W750-0112
Switch wire
17
W010-0799
Pilot assembly (P)
16
W010-0798
Pilot assembly (NG)
16
Yes
Pilot hood
W335-0039
W455-0070
Pilot orifice #62 (NG)
Yes
W290-0029
Pilot gasket
W680-0005
Thermocouple **
Yes
W240-0006-SER
Electrode (w/ wire)
W720-0062
Pilot tube (w/ fittings)
Yes
W680-0004
Thermopile
Yes
9
W455-0068
Pilot orifice #35 (P)
Yes
W500-0276-SER
Cover plate
Yes
Yes
Yes
** This is a fast-acting thermocouple. It is an integral safety component. Replace only with a fast-acting thermcouple supplied by Wolf Steel Ltd.
14.3 millivolt valve train assembly
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