750-211 (revised 2009)
Promethean Boilers, Model 4WI Manual
9-29
9.2 — Parts
LOCKWASHER, 1/4"534 952-00092
SETSCREW, SOCKET HD. 1/4"-20 X 3/8"LG.
SETSCREW, SOCKET HD. 1/4"-20 X 5/16"LG.
SCREW, MACH. R.H. #10-24 X 3/8"LG.
CAPSCREW, SOC HD. #10-24 X 1/2"LG.
SETSCREW-SOCKET HEAD-6-32 X 1/8"
40
43
45
44
42
41
37
39
38
36
35 NUT, HEX, 1/4"-20
PIN, LOCKING, BURNER DRAWER
NUT, HEX, 5/16"-18
MICRO LIMIT-SWITCH
ELECTRODE HOLDER
GALND, PACKING
2 860-00201
860-00244
134-00053
868-00207
836-00996
034-00007
1
1
1
1
1
860-00158
860-00039
869-00036
056-00021
869-00021
1
10
6
1
3
PLUG, HEX., SOCKET HD. 3/4" NPT
MACH. SCREW RD. HD. 1/4"-20 X 3/4"LG.
MACH. SCREW RD. HD. 1/4"-20 X 1/2"LG.
NIPPLE, CLOSE 1/2" X 1-1/8"LG.
FLARED ELBOW 90° X 1/2" NPT X 5/8" O.D.C.
BACKPLATE AND BEARING ASSEMBLY
SCREW-MACH. RD. HD. 10-24 X 1/4"LG.
MACH. SCREW RD. HD., 1/4"-20 X 3/4" LG.
TUBE AND ADAPTER ASSEMBLY (INNER)
33
32
30
31
29
27
28
26
24
25
23
21
22
20
18
19
17
15
16
14
12
13
11
SEAL RING, DAMPER
NOZZLE-GUN ASSEMBLY
CONNECTOR, BOX SQUEEZE TYPE
GAS CPCL TEE HEAD 1/2" NPT
GASKET SCANNER TUBE
RING, DIFFUSER
032-00497
845-00194
825-00030
857-00151
080-000881
1
1
1
1
860-00007
860-00064
848-00002
251-00038
073-00031
858-00310
2
3
1
1
1
1
SEAL RING, GAS PILOT
TUBE, SCANNER ASS'Y
ELECTRODE, IGNITION
ARM, DAMPER
BRACKET, LIMIT SWITCH
STABILIZER
NIPPLE, 1/2" X 1-1/2"LG.
"O" RING
GROMMET, RUBBER
VENTURI, GAS PILOT048-00098
904-00036
853-00001
090-01476
857-00153
022-00131
1
1
1
1
1
1
008-03057
002-00037
860-00064
435-00052
090-01424
073-00032
1
1
2
1
1
1
ITEM
9
10
8
6
7
5
3
4
2
1
DAMPER
MICA-PORT HOLE 1-1/2" O.D.
RETAINER-SIGHT HOLE
TUBE-BURNER DRAWER
SPIDER-DIFFUSER
PIPE-GAS PILOT OUTER
ADAPTER, GAS PILOT001-00197
090-01474
134-00049
090-00164
275-00254
860-00176
1
1
1
1
1
6
065-00011
851-00077
108-00118
059-05770
PART NO.
2
1
1
QTY
1
DESCRIPTION
1 275-00253 DIFFUSER ASSEMBLY, 78", 60 PPM, 250-300 HP
DIFFUSER ASSEMBLY, 78", 30 PPM, 250-300 HP