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SHW-RP_100161684_2000017194_Rev K
Replacement Parts List
PARTS & SERVICE DEPARTMENT
Nashville, Tennessee
877-554-5544 • Fax: 615-547-1000
parts_team@lochinvar.com
www.Lochinvar.com
42
SHIELD
TM
Water Heater
SNR126-065, 151-100, 201-100
SNA151-100, 201-100, 286-125, 401-125, 501-125
48
32
33
41
38
44
45
47
10
40
43
31
46
30
4
29
IMG00507
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CONTROL PANEL
ASSEMBLY
SNR/A 126 - 201
2
CONTROL PANEL
ASSEMBLY
SNR/A 286 - 501
3
39
5
GAS TRAIN ASSEMBLY
SNR/A 126 - 286
8
9
11
15
12
3
5
2
IMG00511
IMG00512
39
GAS TRAIN ASSEMBLY
SNR/A 401
15
14
13
HEAT EXCHANGER
ASSEMBLY
34
6
37
7
IMG00509
IMG00508
13
8
11
9
GAS TRAIN ASSEMBLY
SNR/A 501
14
1
8
28
27
35
36
23
24
17
16
25
26
19
18
9
20
21
22
22
11
15
SHW-RP_100161684_2000017194_Rev K
IMG00514
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ITEM NO. PART NO. DESCRIPTION MODEL
HEAT EXCHANGERS
1 100276500 HEAT EXCHANGER ASSEMBLY SNR126-065
1 100276580 HEAT EXCHANGER ASSEMBLY SNR/A151-100
1 100276591 HEAT EXCHANGER ASSEMBLY SNR/A201-100
1 100276592 HEAT EXCHANGER ASSEMBLY SNA286-125
1 100276594 HEAT EXCHANGER ASSEMBLY SNA401-125
1 100276595 HEAT EXCHANGER ASSEMBLY SNA501-125
CONTROLS
2 100277815* CONNECTION BOARD ALL
3 100167865* INTEGRATED CONTROL SNR126, SNR/A151 &201
3 100167866* INTEGRATED CONTROL SNA401
3 100167867* INTEGRATED CONTROL SNA286 & 501
3 100167868 HIGH ALTITUDE INTEGRATED CONTROL SNR126, SNR/A151 &201
3 100167869 HIGH ALTITUDE INTEGRATED CONTROL SNA401
3 100167870 HIGH ALTITUDE INTEGRATED CONTROL SNA286 & 501
4 100277816 USER INTERFACE CONTROL ALL
5 100208509* RELAY, 120VAC, 60HZ, 10.8 AMP ALL
6 100208565* WATER TEMP SENSOR, INLET ALL
6 100208563 WATER TEMP SENSOR, INLET, SS (OPTIONAL) ALL
7 100208566* OUTLET SENSOR/ HIGH LIMIT ALL
7 100208558 OUTLET SENSOR/ HIGH LIMIT, SS (OPTIONAL) ALL
8 100145003 FAN ASSEMBL Y SNR126
8 100145004 FAN ASSEMBL Y SNR/A151
8 100145005 FAN ASSEMBL Y SNR/A201
8 100145006 FAN ASSEMBL Y SNA286
8 100145008 FAN ASSEMBL Y SNA401
8 100144984 FAN ASSEMBL Y SNA501
9 100208764* GASKET, FAN SNR151
9 100208101* GASKET, FAN / AIR ARM SNR126, SNR/A201-401
9 100208759* GASKET, FAN / AIR ARM SNA501
10 100208381* PRESSURE SWITCH - 3.0" WATER COLUMN SNR126, SNR/A151
10 100289699* PRESSURE SWITCH - 4.1" WATER COLUMN SNR/A201
10 100208377* PRESSURE SWITCH - 3.0" WATER COLUMN SNA286
10 100208378* PRESSURE SWITCH - 4.1" WATER COLUMN SNA401
10 100289703* PRESSURE SWITCH - 5.3" WATER COLUMN SNA501
GAS VALVES
11 100171985 GAS VALVE ASSEMBLY SNR126
11 100171986 GAS VALVE ASSEMBLY SNR/A151
11 100171987 GAS VALVE ASSEMBLY SNR/A201
11 100171988 GAS VALVE ASSEMBLY SNA286
11 100171989 GAS VALVE ASSEMBLY SNA401
11 100171990 GAS VALVE ASSEMBLY, NAT SNA501
11 100171991 GAS VALVE ASSEMBLY, LP SLA501
12 100208324 GAS VALVE ON/OFF SWITCH SNR126, SNR/A151, 201 & SNA286
13 100208760 GASKET, GAS VALVE / VENTURI SNR126, SNR/A151 & 201, SNA286
13 100208761* GASKET, VENTURI O-RING SNA401
14 100300201 GAS CUT OFF VALVE 1 X 1 SNA401-501
15 100163233 AIR INLET KIT SNR126 & SNR/A201
15 100163234 AIR INLET KIT SNR/A151
15 100163235 AIR INLET KIT SNA286
15 100163236 AIR INLET KIT SNA401
15 100163237 AIR INLET KIT SNA501
PILOT & BURNER ASSEMBLIES
16 100165930* FLAME SENSOR W/ GASKET & SCREWS ALL
17 100208091* GASKET, FLAME SENSOR ALL
18 100165929* IGNITOR W/ GASKET ALL
19 100208086* GASKET, IGNITOR ALL
20 100135278 BURNER ASSEMBLY W/ GASKET SNR126
PLEASE HAVE SERIAL NUMBER WHEN ORDERING PARTS
*ITEMS DENOTE SUGGESTED INVENTORY PARTS
SHW-RP_100161684_2000017194_Rev K
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ITEM NO. PART NO. DESCRIPTION MODEL
PILOT & BURNER ASSEMBLIES (CONTINUED)
20 100135308 BURNER ASSEMBLY W/ GASKET SNR/A151
20 100135309 BURNER ASSEMBLY W/ GASKET SNR/A201
20 100135310 BURNER ASSEMBLY W/ GASKET SNA286
20 100135311 BURNER ASSEMBLY W/ GASKET SNA401-501
21 100208085 GASKET, BURNER ALL
22 100173796 GAS AIR ARM ASSEMBLY W/ GASKET SNR126
22 100173791 GAS AIR ARM ASSEMBLY W/ GASKET SNR/A151
22 100173792 GAS AIR ARM ASSEMBLY W/ GASKET SNR/A201, SNA286-401
22 100173793 GAS AIR ARM ASSEMBLY W/ GASKETS SNA501
23 100173749 HEAT EXCHANGER ACCESS DOOR KIT ALL
24 100292715 HEX DOOR TEMP SWITCH, BEGINNING SERIAL #F14 SNA286-501
MISCELLANEOUS
25 100163249 SIGHT GLASS W/ GASKET ALL
26 100208762 SIGHT GLASS GASKET ALL
27 100289429 INSULATION, BURNER PLATE DOOR ALL
28 100208061 INSULATION BAFFLE, DIVIDER PLATE ALL
29 100277817 DISPLAY BEZEL LOWER ALL
30 100189211 DISPLAY BEZEL UPPER SNR126, SNR/A151 & 201
30 100189212 DISPLAY BEZEL UPPER SNA286-501
31 100208446 T&P RELIEF VALVE, 3/4", 150 PSI SNR126
31 100277759 T&P RELIEF VALVE, 3/4", 150 PSI SNR/A151 & 201
31 100288438 T&P RELIEF VALVE, 3/4", 150 PSI SNA286-501
32 100208315 CONDENSATE TRAP ALL
33 100208243* BLOCKED DRAIN SWITCH ALL
34 100208556* FLUE TEMP SENSOR KIT SNR126, SNR/A151 & 201
34 100170642* FLUE TEMP SENSOR KIT SNA286-501
35 100208088 GASKET, DOOR RUBBER ALL
36 100208107 GASKET, DOOR ROPE ALL
37 100277782 FLUE COLLAR SNR126, SNR/A151 & 201
37 100189054 KIT, FLUE COLLAR 4" SNA286-501
38 100208654 ANODE ROD, MAGNESIUM ALL
39 100208230 TRANSFORMER, 24V, 40VA ALL
40 100208552* SENSOR, SYSTEM / INLET ALL
- 100233695* HIGH LIMIT THERMOSTAT BULBWELL,3/8 NPT ALL
41 100289672 SEAL, KNOCK OUT ALL
42 100208330 SEAL, KNOCK OUT 2 1/2" ALL
43 100288585 VALVE DRAIN, 3/4", BRASS ALL
44 100233625* COPPER TUBE GASKET SNR126, SNR/A151 & 201
44 100278051* COPPER TUBE GASKET SNA286
44 100233677* COPPER TUBE GASKET SNA401-501
- 100208807* FUSE, 1.25 AMP ALL
- 100208231* FUSE, 3.15 AMP ALL
- 100208232* FUSE, 5 AMP ALL
- 100208652* LOW WATER CUT-OFF W/ MANUAL RESET ALL
- 100148402 LIMIT, HEAT EXCHANGER OVER TEMP SNA286-501
- 100277964 HARNESS, UNIT SNR126, SNR/A151 & 201
- 100072938 HARNESS, UNIT SNA286-501
- 100288498 HARNESS, POWER SNR126, SNR/A151 & 201
- 100288500 HARNESS, POWER SNA286-501
- 100288484 CORD, POWER ALL
- 100288511 HARNESS, CONNECTION BOARD SNR126, SNR/A151 & 201
- 100288512 HARNESS, CONNECTION BOARD SNA286-501
- 100208620 HARNESS, ELECTRODE SPARK ALL
- 100208622 HARNESS, ELECTRODE, FLAME SENSOR ALL
- 100208636 CABLE, RIBBON SNR126, SNR/A151 & 201
- 100208638 CABLE, RIBBON SNA286-501
- 100208637 HARNESS, GAS VALVE SNA401
- 100173314 HARNESS, GAS VALVE SNA501
- 100159008 LP CONVERSION KIT SNR126, SNR/A151
- 100159009 LP CONVERSION KIT SNR/A201
- 100159010 LP CONVERSION KIT SNA286
- 100159011 LP CONVERSION KIT SNA401
PLEASE HAVE SERIAL NUMBER WHEN ORDERING PARTS
*ITEMS DENOTE SUGGESTED INVENTORY PARTS
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ITEM NO. PART NO. DESCRIPTION MODEL
PUMPS
45 100208410 PUMP ASSEMBLY, 3-SPEED, 1/6 HP, WET ROTOR, BRONZE SNR126, SNR/A151 & 201
45 100277785 PUMP ASSEMBLY, 3 SPEED, 1/6 HP, WET ROTOR, 1-1/4" FLANGE, SS SNA286
45 100277957 PUMP ASSEMBLY, 3/4 HP, WET ROTOR, 2" FLANGE, SS SNA401 & 501
JACKET ASSEMBL Y
46 100149767 JACKET, OUTER, TOP, FRONT SNR126, SNR/A151 & 201
46 100149768 JACKET, OUTER, TOP, FRONT SNA286-501
47 100149769 JACKET, OUTER, UPPER, REAR SNR126, SNR/A151 & 201
47 100149770 JACKET, OUTER, UPPER, REAR SNA286-501
48 100149771 JACKET, OUTER, UPPER, SIDE SNR126, SNR/A151 & 201
48 100149772 JACKET, OUTER, UPPER, SIDE SNA286-501
PLEASE HAVE SERIAL NUMBER WHEN ORDERING PARTS
*ITEMS DENOTE SUGGESTED INVENTORY PARTS
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NOTES
6 of 8SHW-RP_100161684_2000017194_Rev K
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NOTES
7 of 8SHW-RP_100161684_2000017194_Rev K
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8 of 8SHW-RP_100161684_2000017194_Rev K
©-01/18-Printed in U.S.A.
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