Page 1
OKBX-RP_100161609_2000015637_Rev F
Replacement Parts List
PARTS & SERVICE DEPARTMENT
Nashville, Tennessee
615-889-8900 • Fax: 615-882-2918
parts_team@lochinvar.com
www.Lochinvar.com
45
Outdoor Knight XL
Heating Boilers
OK 400 thru 801
46
51
43
44
53
49
52
39
53
38
34
IMG00434
50
4
35
38
48
41
42
47
33
36
IMG00435
Page 2
GAS TRAIN 400
14
12
9
16
GAS TRAIN 501
GAS TRAIN 601-801
11
HEAT EXCHANGER 400-801
1
17
10
IMG00429
14
12
15
17
16
10
9
IMG00430
17
16
9
12
13
14
14
IMG00431
CONTROL
PANEL
29
2
8
30
27
28
6
7
31
32
26
25
21
20
19
18
22
23
24
24
5
3
37
24
IMG00949
ITEM NO. PART NO. DESCRIPTION MODEL
HEAT EXCHANGER ASSEMBLY
1 100147457 HEAT EXCHANGER OK 400
1 100147458 HEAT EXCHANGER OK 501
1 100147460 HEAT EXCHANGER OK 601
1 100147461 HEAT EXCHANGER OK 701
1 100147462 HEAT EXCHANGER OK 801
CONTROLS
2 100208459 LOW VOLTAGE CONNECTION BOARD ALL
3 100167823 INTEGRATED CONTROL OK 400
3 100167794 INTEGRATED CONTROL OK 501
3 100167825 INTEGRATED CONTROL OK 601 - 801
4 100208458 USER INTERFACE CONTROL ALL
- 100158022 USER INTERFACE OVERLAY ALL
5 100208493 RELAY BOARD, 1.5 HP PUMP ALL
6 100208549 INLET SENSOR ALL
7 100208544 OUTLET SENSOR/ HIGH LIMIT ALL
PLEASE HAVE MODEL AND SERIAL NUMBER WHEN ORDERING PARTS
OKBX-RP_100161609_2000015637_Rev F
2 of 4
Page 3
ITEM NO. PART NO. DESCRIPTION MODEL
CONTROLS (CONTINUED)
8 100167445 AIR VENT VALVE ALL
9 100145008 FAN ASSEMBL Y OK 400
9 100145009 FAN ASSEMBL Y OK 501
9 100144980 FAN ASSEMBLY OK 601 - 801
10 100208101 BLOWER/AIR ARM GASKET OK 400
10 100208759 BLOWER/AIR ARM GASKET OK 501
11 100208089 BLOWER/AIR ARM GASKET OK 601-801
GAS VALVES
12 100172006 GAS VALVE ASSEMBLY OKN400
12 100172009 GAS VALVE ASSEMBLY NAT OKN501
12 100172014 GAS VALVE ASSEMBLY NAT OKN601
12 100171923 GAS VALVE ASSEMBLY NAT OKN701
12 100172015 GAS VALVE ASSEMBLY NAT OKN801
12 100171928 GAS VALVE ASSEMBLY LP OKL501
12 100171929 GAS VALVE ASSEMBLY LP OKL601
12 100171930 GAS VALVE ASSEMBLY LP OKL701
12 100171931 GAS VALVE ASSEMBLY LP OKL801
13 100208105 GAS VALVE GASKET OK 601 - 801
14 100146149 GAS CUT OFF VALVE 1X1 ALL
15 100277803 GAS CUT OFF VALVE 3/4 X 3/4 OK 501
16 100208761 GASKET, VENTURI OK 400
16 100233703 AIR SHROUD GASKET OK 501
16 100233694 GASKET, VENTURI OK 601 - 801
17 100163225 AIR INLET KIT OK 400
17 100163226 AIR INLET KIT OK 501
17 100163227 AIR INLET KIT OK 601-801
PILOT & BURNER ASSEMBLIES
18 100165930 FLAME SENSOR W/ GASKET OK 400/501
18 100165931 FLAME SENSOR W/ GASKET OK 601 - 801
19 100208091 GASKET, FLAME SENSOR ALL
20 100165929 IGNITOR W/ GASKET OK 400/501
20 100165920 IGNITOR W/ GASKET OK 601 - 801
21 100208086 GASKET, IGNITOR ALL
22 100135311 BURNER W/ GASKET OK 400/501
22 100135313 BURNER W/ GASKET OK 601
22 100135314 BURNER W/ GASKET OK 701
22 100135315 BURNER W/ GASKET OK 801
23 100208085 GASKET, BURNER OK 400/501
23 100233594 GASKET, BURNER OK 601 - 801
24 100173792 GAS/AIR ARM ASSEMBLY W/GASKET OK 400
24 100173793 GAS/AIR ARM ASSEMBLY W/GASKET OK 501
24 100173798 GAS/AIR ARM ASSEMBLY W/GASKET OK 601 - 801
25 100173794 HEAT EXCHANGER ACCESS DOOR KIT OK 400/501
25 100173799 HEAT EXCHANGER ACCESS DOOR KIT OK 601 - 801
26 100094572 HEX DOOR TEMP SWITCH BEGINNING SERIAL #F14 ALL
MISCELLANEOUS
27 100163249 SIGHT GLASS ALL
28 100208762 GASKET, SIGHT GLASS ALL
29 100208502 RELAY, 1.5 HP PUMP ALL
30 100208061 DIVIDER PLATE, INSULATION BAFFLE ALL
31 100208060 BURNER PLATE, INSULATION, DOOR OK 400/501
31 100208059 BURNER PLATE, INSULATION, DOOR OK 601 - 801
32 100208088 GASKET DOOR RUBBER OK 400/501
32 100208093 GASKET DOOR RUBBER OK 601 - 801
33 100134788 LEVELING LEGS ALL
34 100163244 CONDENSATE TRAP ALL
- 100208243 BLOCKED DRAIN SWITCH ALL
35 100208242 ON/OFF SWITCH ALL
36 100208378 PRESSURE SWITCH OK 400
36 100278037 PRESSURE SWITCH OK 501
36 100208382 PRESSURE SWITCH OK 601-801
37 100208230 TRANSFORMER, 40VA OK 400 - 701
37 100208246 TRANSFORMER, 60VA OK 801
38 100277824 KNOB, FLUTED W / SKIRT ALL
39 100208454 RELIEF VALVE 50 PSI OK 400-601
39 100208442 RELIEF VALVE 50 PSI OK 701/801
PLEASE HAVE MODEL AND SERIAL NUMBER WHEN ORDERING PARTS
3 of 4OKBX-RP_100161609_2000015637_Rev F
Page 4
ITEM NO. PART NO. DESCRIPTION MODEL
MISCELLANEOUS
40 100162745 FLUE STRAP 4" OK 400-601
40 100162763 FLUE STRAP 6" OK 701 & 801
41 100162757 DOOR LATCH ALL
- 100162759 LATCH RETAINER ALL
42 100162758 DOOR LATCH RECEPTACLE ALL
43 100166533 ELBOW, 4" 90 DEG OK 400-601
43 100141446 ELBOW, 6" 90 DEG OK 701 & 801
44 100166534 PIPE, 4" OK 400-601
44 100141447 PIPE, 6" OK 701 & 801
45 100163137 VENT TERMINATION OK 701 & 801
- 100233684 GASKET STRIP, AIR INLET & FLUE ALL
- 100208097 GASKET, ESCUTCHEON, 3/4" CONDENSATE TRAP ALL
- 100208097 GASKET, ESCUTCHEON, 3/4" GAS CONNECTION OK501
- 100208090 GASKET, ESCUTCHEON, 1" GAS CONNECTION OK 400, 601-801
- 100278141 GASKET, ESCUTCHEON, 2" WATER CONNECTION ALL
- 100278141 GASKET, ESCUTCHEON, 2" AIR INLET OK 400
- 100146412 GASKET, ESCUTCHEON, 4" AIR INLET OK601-801
- 100208808 FUSE, 0.8 AMP ALL
- 100208231 FUSE, 3.15 AMP ALL
- 100208232 FUSE, 5 AMP ALL
- 100208661 FLOW SWITCH ALL
- 100163053 HIGH VOLTAGE CONNECTION BOARD ALL
- 100208834 OUTDOOR AIR SENSOR ALL
- 100208152 GAUGE TRIOMETER, 75# PSI ALL
- 100170642 FLUE TEMP SENSOR KIT ALL
- 100208552 SYSTEM SENSOR ALL
- 100208569 BULBWELL 1/4" ALL
- 100173773 MRLWCO WITH TEST ALL
- 100157719 ALARM BELL ALL
- 100159011 LP CONVERSION KIT OK 400
- 100159012 LP CONVERSION KIT (AFTER SERIAL #J07 FOR OK 500) OK 501-801
- 100148402 LIMIT, HEAT EXCHANGER OVER TEMP ALL
- 100172805 HARNESS, POWER ALL
- 100208625 HARNESS, CONNECTION BOARD ALL
- 100072937 HARNESS, UNIT ALL
- 100172913 HARNESS, WIRE,ON/OFF OK 400
- 100172914 HARNESS, WIRE,ON/OFF OK 501-801
- 100208618 HARNESS, SPARK ELECTRODE OK400/501
- 100208623 HARNESS, SPARK ELECTRODE OK 601-801
- 100208637 HARNESS, GAS VALVE OK 400
- 100173314 HARNESS, GAS VALVE OK 501
- 100172958 HARNESS, GAS VALVE OK 601-801
- 100208622 HARNESS, FLAME SENSE ELECTRODE ALL
- 100208638 CABLE, RIBBON ALL
46 100149709 JACKET, TOP OK 400
46 100149710 JACKET, TOP OK 501
46 100149711 JACKET, TOP OK 601
46 100149712 JACKET, TOP OK 701
46 100149713 JACKET, TOP OK 801
47 100149708 JACKET, FRONT, LOWER OK 400-801
48 100149714 JACKET, FRONT, UPPER ALL
49 100149717 JACKET, LEFT SIDE OK 400
49 100149718 JACKET, LEFT SIDE OK 501
49 100149719 JACKET, LEFT SIDE OK 601
49 100149720 JACKET, LEFT SIDE OK 701
49 100149721 JACKET, LEFT SIDE OK 801
50 100150714 JACKET, RIGHT SIDE OK 400
50 100150709 JACKET, RIGHT SIDE OK 501
50 100150590 JACKET, RIGHT SIDE OK 601
50 100150717 JACKET, RIGHT SIDE OK 701
50 100150619 JACKET, RIGHT SIDE OK 801
51 100150750 COVER, AIR INLET BOX TOP OK 400
51 100150611 COVER, AIR INLET BOX TOP OK 501-801
52 100149745 COVER, AIR INLET BOX OK 400
52 100149746 COVER, AIR INLET BOX OK 501-801
53 100150597 COVER, FLUE BOX OK 400-601
53 100150666 COVER, FLUE BOX OK 701/801
54 100149715 COVER, FLUE BOX TOP OK 400-601
54 100149716 COVER, FLUE BOX TOP OK 701/801
PLEASE HAVE SERIAL NUMBER WHEN ORDERING PARTS
JACKET ASSEMBL Y
OKBX-RP_100161609_2000015637_Rev F
4 of 4
©08/17-Printed in U.S.A.
Loading...