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OKB-RP Rev G
Replacement Parts List
PARTS & SERVICE DEPARTMENT
Nashville, Tennessee
615-889-8900 • Fax: 615-882-2918
parts_team@lochinvar.com
www.Lochinvar.com
41
Outdoor Knight
Heating Boilers
OK 151 thru 286
42
43
46
40
37
31
33
32
34
30
47
IMG00432
4
10
36
45
38
39
44
IMG00433
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1
7
6
27
26
28
22
25
15
14
18
20
24
17
16
21
19
5
HEAT EXCHANGER 151 & 211
1
7
HEAT EXCHANGER 286
5
GAS TRAIN
24
25
17
16
6
27
26
28
22
23
15
14
18
19
21
IMG00952
20
8
12
29
11
9
13
IMG00428
2
3
CONTROL PANEL
OKB-RP Rev G
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35
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ITEM NO. PART NO. DESCRIPTION MODEL
HEAT EXCHANGER ASSEMBLY
1 HEX3078 HEAT EXCHANGER OK 151
1 HEX3079 HEAT EXCHANGER OK 211
1 HEX3080 HEAT EXCHANGER OK 286
CONTROLS
2 RLY20062 LOW VOLTAGE CONNECTION BOARD ALL
3 RLY30061 INTEGRATED CONTROL ALL
4 RLY20058 USER INTERFACE CONTROL ALL
LBL20307 USER INTERFACE OVERLAY ALL
5 TST2060 INLET SENSOR ALL
6 TST20009 OUTLET/HIGH LIMIT SENSOR ALL
7 RLV30000 AIR VENT VALVE ALL
8 FAN3031 FAN ASSEMBLY OK 151
8 FAN3032 FAN ASSEMBLY OK 211
8 FAN3033 FAN ASSEMBLY OK 286
9 GKT2456 GASKET/ BLOWER OK 211
9 GKT2436 GASKET/ BLOWER OK 151 & 286
10 SWT2006 ON/OFF SWITCH ALL
GAS VALVES
11 VAL3201 GAS VALVE ASSEMBLY OK 151
11 VAL3202 GAS VALVE ASSEMBLY OK 211
11 VAL3203 GAS VALVE ASSEMBLY OK 286
12 GKT2443 GAS VALVE GASKET ALL
13 MSC2233 GAS VALVE SWITCH ALL
PILOT & BURNER ASSEMBLIES
14 PLT3022 FLAME SENSOR W/GASKET ALL
15 GKT2450 GASKET, FLAME SENSOR ALL
16 PLT3021 IGNITER W/GASKET ALL
17 GKT2449 GASKET, IGNITER ALL
18 BNR3426 BURNER W/ GASKET OK 151
18 BNR3427 BURNER W/ GASKET OK 211
18 BNR3428 BURNER W/ GASKET OK 286
19 WTR3082 GAS/AIR ARM ASSEMBLY W/GASKET OK 151
19 WTR3078 GAS/AIR ARM ASSEMBLY W/GASKET OK 211/286
20 GKT2454 GASKET - GAS / AIR ARM ASSEMBLY ALL
21 GKT2451 GASKET, BURNER ALL
22 WTR3080 HEAT EXCHANGER ACCESS DOOR KIT ALL
23 HLC20005 HEX DOOR TEMP SWITCH BEGINNING SERIAL #F14 OK286
MISCELLANEOUS
24 MSC3180 SIGHT GLASS ALL
25 GKT2453 GASKET/ SIGHT GLASS ALL
26 FIB2168 BURNER PLATE, INSULATION, DOOR ALL
27 FIB2167 DIVIDER PLATE, INSULATION BAFFLE ALL
28 GKT2455 GASKET DOOR RUBBER ALL
29 MSC30036 AIR INLET KIT OK 151
29 MSC30037 AIR INLET KIT OK 211
29 MSC30038 AIR INLET KIT OK 286
30 BLT2104 LEVELING LEG ALL
31 MSC2514 HIGH VOLTAGE CONNECTION BOARD ALL
32 PRS20001 PRESSURE SWITCH OK 151 & 286
32 PRS20002 PRESSURE SWITCH OK 211
33 RLV2005 RELIEF VALVE 30 PSI ALL
34 MSC30048 CONDENSATE TRAP OK 151-211
34 MSC30050 CONDENSATE TRAP OK 286
SWT2011 BLOCKED DRAIN SWITCH ALL
PLEASE HAVE MODEL AND SERIAL NUMBER WHEN ORDERING PARTS
OKB-RP Rev G
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ITEM NO. PART NO. DESCRIPTION MODEL
MISCELLANEOUS (CONTINUED)
35 TRF20000 TRANSFORMER ALL
36 MSC20123 KNOB, FLUTED W/ SKIRT ALL
37 MSC20285 FLUE STRAP 3” OK 151 & 211
37 MSC20286 FLUE STRAP 4” OK 286
38 MSC20297 DOOR LATCH ALL
MSC20299 LATCH RETAINER ALL
39 MSC20298 DOOR LATCH RECEPTACLE ALL
40 PVC20075 ELBOW, 3” 90 DEG OK 151 & 211
40 PVC20076 ELBOW, 4” 90 DEG OK 286
41 PVC20078 PIPE, 3” OK 151 & 211
41 PVC20077 PIPE, 4” OK 286
42 MSC20283 BIRD SCREEN, FLUE PIPE OK 151 & 211
42 MSC20284 BIRD SCREEN, FLUE PIPE OK 286
WTR30024 MRLWCO KIT W/ TEST ALL
KIT3085 ALARM BELL KIT ALL
GKT2032 GASKET STRIP, AIR INLET & FLUE ALL
GKT2427 GASKET, ESCUTCHEON, 3/4” CONDENSATE TRAP ALL
GKT2007 GASKET, ESCUTCHEON, 1/2” GAS CONNECTION OK 151 & 211
GKT2427 GASKET, ESCUTCHEON, 3/4” GAS CONNECTION OK286
GKT20089 GASKET, ESCUTCHEON, 1” WATER CONNECTION OK 151 & 211
GKT20090 GASKET, ESCUTCHEON, 1 1/2” WATER CONNECTION OK 286
GKT20091 GASKET, ESCUTCHEON, 2” AIR INLET ALL
PUM30027 PUMP WITH COVER OK 151 & 211
PUM30030 PUMP WITH COVER OK 286
WRE20054 HARNESS, CONNECTION BOARD ALL
WRE20063 HARNESS, POWER ALL
WRE20068 HARNESS, GAS VALVE ALL
WRE20092 HARNESS, UNIT OK 151 & 211
WRE30004 HARNESS, UNIT OK286
WRE20164 HARNESS, WIRE,ON/OFF ALL
WRE2203 CABLE, RIBBON ALL
WRE2210 HARNESS, SPARK ELECTRODE OK 151 & 211
WRE2209 HARNESS, SPARK ELECTRODE OK 286
WRE2211 HARNESS, FLAME SENSE ELECTRODE ALL
JACKET ASSEMBL Y
43 JKB30077 JACKET, TOP OK 151
43 JKB30078 JACKET, TOP OK 211
43 JKB30079 JACKET, TOP OK 286
44 JKB30075 JACKET, FRONT, LOWER OK 151 & 211
44 JKB30076 JACKET, FRONT, LOWER OK 286
45 JKB30080 JACKET, FRONT, UPPER ALL
46 JKB30083 JACKET, LEFT SIDE OK 151
46 JKB30084 JACKET, LEFT SIDE OK 211
46 JKB30085 JACKET, LEFT SIDE OK 286
47 JKB60487 JACKET, RIGHT SIDE OK 151
47 JKB60678 JACKET, RIGHT SIDE OK 211
47 JKB60663 JACKET, RIGHT SIDE OK 286
JKB30082 COVER, FLUE BOX ALL
JKB30081 COVER, FLUE BOX TOP ALL
JKB30090 COVER, PUMP TOP AND BOTTOM ALL
PLEASE HAVE SERIAL NUMBER WHEN ORDERING PARTS
OKB-RP Rev G
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©-01/15-Printed in U.S.A.
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