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Lochinvar
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FBL4000
Parts List
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Lochinvar FBL4000 Parts List

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FB-RP_100161020_2000004597_Rev J
Replacement Parts List
PARTS & SERVICE DEPARTMENT
Nashville, Tennessee 615-889-8900 • Fax: 615-882-2918
parts_team@lochinvar.com www.Lochinvar.com
Crest
®
Heating Boilers
FBN(L) 2500 - 5000
67
65
57
76
61
75
60
77
18
26
64
8
12
6
7
77
78 68
66
53
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DISPLAY PANEL
(FBN/L 2500 - 3500)
22
23
24
22
23
DISPLAY PANEL
(FBN/L 4000 - 5000)
24
69
10
46
48
11
4
59
2
3
58
2000508150 00
58
59
2
3
70
4
20000508143 00
CONTROL PANELHEAT EXCHANGER
44
49
47
45
43
54
39
21
1
71
25
5
17
41
56
55
50
42
52
55
FB-RP_100161020_2000004597_Rev J
55
51
27
40
9
62
72
25
IMG00312
63
12
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GAS TRAIN - HIGH FIRE
(FBN/L 2500 - 3500)
15
GAS TRAIN - LOW FIRE
(FBN/L 2500 - 3500)
16
37
31
13
30
GAS TRAIN - HIGH FIRE
(FBN/L 4000 - 5000)
15
31
20
37
36
20
32
28
19
35
19
35
14
33
29
20
31
38
30
34
13
30
36
14
32
28
16
31
IMG00313
38
30
GAS TRAIN - LOW FIRE
(FBN/L 4000 - 5000)
20
29
34
33
IMG00314
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ITEM
NO.
PART
NO.
DESCRIPTION MODEL
CONTROLS
1 100167576 INTEGRATED CONTROL (BEGINNING SERIAL #4015) FB 2500 1 100167592 INTEGRATED CONTROL (BEGINNING SERIAL #4015) FB 3000 & 3500 1 100167606 INTEGRATED CONTROL (BEGINNING SERIAL #4015) FB 4000 & 5000 2 100190853 LCD DISPLAY (BEGINNING SERIAL #4015) ALL 3 100266673 GASKET, LCD DISPLAY ALL 4 100094861 DISPLAY COMMUNICATION CONTROL (BEGINNING SERIAL #4015) ALL 5 100191023 BACNET BOARD ALL 6 100167609 LOW VOLTAGE CONTROL BOARD ALL 7 100167590 LOW VOLTAGE CONTROL BOARD ALL 8 100170581 SENSOR, INLET/SYSTEM ALL
9 100170539 SENSOR, DUAL OUTLET ALL 10 100170543 SENSOR, PREMIX GAS/AIR ARM ALL 11 100148379 HIGH LIMIT ALL 12 100170603 BULBWELL ALL
13 100144982 FAN ASSEMBL Y FB 2500 - 3500 13 100144990 FAN ASSEMBL Y FB 4000 & 5000 14 100144980 FAN ASSEMBL Y FB 2500 & 3000 14 100145022 FAN ASSEMBL Y FB 3500 14 100144982 FAN ASSEMBL Y FB 4000 14 100144990 FAN ASSEMBL Y FB 5000 15 100146347 GASKET, FAN FB 2500 - 5000 16 100146458 GASKET, FAN FB 2500 & 3000 16 100146477 GASKET, FAN FB 3500 16 100146347 GASKET, FAN FB 4000 & 5000 17 100166127 AIR PRESSURE SWITCH ALL 18 100166186 AIR PRESSURE SWITCH ALL 19 100166123 GAS PRESSURE SWITCH, LOW ALL 20 100166125 GAS PRESSURE SWITCH, HIGH ALL 21 100167731 RELAY, 120V FB 2500 - 4000 22 100169472 MOMENTARY OFF SWITCH, RED ALL 23 100169473 MOMENTARY OFF SWITCH, BLACK ALL 24 100169464 ON/OFF SWITCH ALL 24 100169465 SWITCH, DISCONNECT FB 4000 & 5000 25 100170172 TRANSFORMER, 24V, 40VA ALL
26 100170181 TRANSFORMER, SPARK ALL 27 100173747 LOW WATER CUT-OFF, MANUAL RESET ALL
- 100173717 PROBE, LWCO ALL
- 100173640 BOOT, LWCO ALL
GAS TRAIN ASSEMBLY
28 100171956 GAS VALVE ASSEMBLY, NAT FBN2500 28 100171958 GAS VALVE ASSEMBLY, NAT FBN3000 28 100171960 GAS VALVE ASSEMBLY, NAT FBN3500 28 100171977 GAS VALVE ASSEMBLY, NAT FBN4000 28 100171974 GAS VALVE ASSEMBLY, NAT FBN5000 28 100171966 GAS VALVE ASSEMBLY, LP FBL2500 28 100171968 GAS VALVE ASSEMBLY, LP FBL3000 28 100171970 GAS VALVE ASSEMBLY, LP FBL3500 28 100171979 GAS VALVE ASEEMBLY, LP FBL4000 28 100171976 GAS VALVE ASSEMBLY, LP FBL5000 29 100171957 GAS VALVE ASSEMBLY, NAT FBN2500 29 100171959 GAS VALVE ASSEMBLY, NAT FBN3000 29 100171961 GAS VALVE ASSEMBLY, NAT FBN3500 29 100171973 GAS VALVE ASSEMBLY, NAT FBN4000 29 100171978 GAS VALVE ASSEMBLY, NAT FBN5000 29 100171967 GAS VALVE ASSEMBLY, LP FBL2500 29 100171969 GAS VALVE ASSEMBLY, LP FBL3000 29 100171971 GAS VALVE ASSEMBLY, LP FBL3500 29 100171975 GAS VALVE ASEEMBLY, LP FBL4000 29 100171980 GAS VALVE ASSEMBLY, LP FBL5000 30 100146470 GASKET, FLANGE VENTURI ALL
PLEASE HAVE MODEL AND SERIAL NUMBER WHEN ORDERING PARTS
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ITEM
NO.
PART
NO.
DESCRIPTION MODEL
GAS TRAIN ASSEMBLY (CONTINUED)
31 100146476 GASKET, FAN/VENTURI ALL 32 100146387 GASKET, O-RING FB 2500 32 100146388 GASKET, O-RING FB 3000 - 5000 33 100146387 GASKET, O-RING FB 2500-3500 33 100146388 GASKET, O-RING FB 4000 & 5000 34 100146148 GAS CUT OFF VALVE 3/4" FB 2500 - 3000 34 100171788 VALVE, BALL FB 3500 34 100171911 VALVE, BALL FB 4000 & 5000 35 100146146 GAS CUT OFF VALVE 2" FB 2500 - 5000 36 100171911 VALVE, BALL FB 2500 & 3500-5000 36 100171788 VALVE, BALL FB 3000 37 100171780 VALVE, VENTURI FB 2500 37 100171763 VALVE, VENTURI FB 3000 - 5000 38 100171878 VALVE, VENTURI FB 2500 & 3000 38 100171780 VALVE, VENTURI FB 3500 38 100171763 VALVE, VENTURI FB 4000 & 5000
PILOT & BURNER ASSEMBLIES
39 100165923 FLAME SENSOR W/ GASKET ALL 40 100146376 GASKET, FLAME SENSOR ALL 41 100165924 IGNITOR W/ GASKET ALL 42 100146375 GASKET, IGNITOR ALL 43 100188645 BURNER W/GASKET FB 2500 43 100188646 BURNER W/GASKET FB 3000 43 100188647 BURNER W/GASKET FB 3500 43 100135276 BURNER W/ GASKET FB 4000 43 100135277 BURNER W/ GASKET FB 5000 44 100189405 GAS/AIR MANIFOLD W/GASKET FB 2500-3500 44 100173767 GAS/AIR MANIFOLD W/ GASKET FB 4000 & 5000 45 100190886 KIT, MAN GASKET BEGINNING SERIAL # D14 FB 2500-3500 45 100191014 KIT, MANIFOLD GASKET FB 4000 45 100142506 KIT, MANIFOLD GASKET FB 5000 46 100173658 GAS/AIR ARM FB 2500 - 3500 46 100173668 GAS/AIR ARM FB 4000 & 5000 47 100173660 GAS/AIR ARM FB 2500 & 3000 47 100173661 GAS/AIR ARM FB 3500 47 100173667 GAS/AIR ARM FB 4000 & 5000 48 100146349 GASKET, GAS/AIR ARM FB 2500 - 3500 48 100146401 GASKET, GAS/AIR ARM FB 4000 & 5000 49 100146351 GASKET, GAS/AIR ARM FB 2500 - 3500 49 100146401 GASKET, GAS/AIR ARM FB 4000 & 5000 50 100190928 DOOR, HEAT EXCHANGER ASSEMBLY BEGINNING SERIAL # D14 FB 2500 50 100191016 DOOR, HEAT EXCHANGER ASSEMBLY BEGINNING SERIAL # D14 FB 3000 50 100189836 DOOR, HEAT EXCHANGER ASSEMBLY BEGINNING SERIAL # D14 FB 3500 50 100173769 DOOR, HEAT EXCHANGER ASSEMBLY FB 4000 50 100173770 DOOR, HEAT EXCHANGER ASSEMBLY FB 5000
MISCELLANEOUS
51 100163214 SIGHT GLASS ALL 52 100145372 FIBERBOARD, BURNER FB 2500 52 100145373 FIBERBOARD, BURNER FB 3000 52 100145374 FIBERBOARD, BURNER FB 3500 52 100145413 FIBERBOARD, BURNER FB 4000 52 100145414 FIBERBOARD, BURNER FB 5000 53 100145377 INSULATION, HEX WRAP FB 2500 53 100145378 INSULATION, HEX WRAP FB 3000
PLEASE HAVE MODEL AND SERIAL NUMBER WHEN ORDERING PARTS
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ITEM\
NO.
PART
NO.
DESCRIPTION MODEL
MISCELLANEOUS (CONTINUED)
53 100145379 INSULATION, HEX WRAP FB 3500 53 100145416 INSULATION, HEX WRAP FB 4000 53 100145417 INSULATION, HEX WRAP FB 5000 54 100145404 INSULATION, HEX TOP FB 2500 54 100145405 INSULATION, HEX TOP FB 3000 54 100145406 INSULATION, HEX TOP FB 3500 54 100145418 INSULATION, HEX TOP FB 4000 54 100145419 INSULATION, HEX TOP FB 5000 55 100146357 GASKET SET(BNR, HEX, SIGHT GLASS) PRIOR TO SERIAL # D14 FB 2500 55 100188940 GASKET SET(BNR, HEX, SIGHT GLASS) BEGINNING SERIAL # D14 FB 2500 55 100146358 GASKET SET(BNR, HEX, SIGHT GLASS) PRIOR TO SERIAL # D14 FB 3000 55 100188941 GASKET SET(BNR, HEX, SIGHT GLASS) BEGINNING SERIAL # D14 FB 3000 55 100146360 GASKET SET(BNR, HEX, SIGHT GLASS) PRIOR TO SERIAL # D14 FB 3500 55 100188942 GASKET SET(BNR, HEX, SIGHT GLASS) BEGINNING SERIAL # D14 FB 3500 55 100146396 GASKET SET (BURNER, HEX, SIGHT GLASS) FB 4000 55 100146397 GASKET SET (BURNER, HEX, SIGHT GLASS) FB 5000 56 100146377 GASKET SIGHT GLASS TOP ALL 57 100153531 AIR INLET COVER FB2500 57 100153532 AIR INLET COVER FB 3000 & 3500 57 100153656 AIR INLET COVER FB 4000 & 5000 58 100163269 DISPLAY MOUNTING PLATE ALL 59 100266649 HOLDER, LCD ALL 60 100162582 TOP BEZEL ALL 61 100162579 DISPLAY BEZEL ALL 62 100167380 RELIEF VALVE 50 PSI FB 2500 - 3000 62 100167383 RELIEF VALVE 50 PSI FB 3500 62 100167400 RELIEF VALVE 50 PSI FB 4000 & 5000 63 100146978 GAUGE, TEMPERATURE & PRESSURE ALL 64 100144926 VENTILATION FAN ALL 65 100170554 FLUE TEMP SENSOR ALL 66 100173733 VALVE, DRAIN ALL 67 100162617 CONDENSATE TRAP ALL 68 100170721 FLEX GAS PIPE 1 1/4" FB 2500 - 3500 68 100170741 FLEX GAS PIPE 2' X 15.25 FB 4000 & 5000 69 100027708 FUSE BLOCK FB 4000 & 5000 70 100027712 FUSE, 30A 480V CLASS G FB 4000 & 5000 71 100140387 CONTACTOR FB 4000 & 5000 72 100172888 CABLE, USB ALL
- 100146379 GASKET, AIR INLET COVER FB 2500
- 100146381 GASKET, AIR INLET COVER FB 3000 - 3500
- 100146407 GASKET, AIR INLET COVER FB 4000
- 100146402 GASKET, AIR INLET COVER FB 5000
- 100153197 INLET ADAPTER (SQUARE TO ROUND) FB 2500
- 100153198 INLET ADAPTER (SQUARE TO ROUND) FB 3000 & 3500
- 100153298 INLET ADAPTER (SQUARE TO ROUND) FB 4000
- 100153288 INLET ADAPTER (SQUARE TO ROUND) FB 5000
- 100172865 RIBBON CABLE ALL
- 100172918 HARNESS, ELECTRODE, SPARK FB 2500-3500 & 5000
- 100172917 HARNESS, ELECTRODE, SPARK FB 4000
- 100172854 HARNESS, ELECTRODE, FLAME SENSE ALL
- 100146009 FUSE, 1.25 AMP ALL
- 100146012 FUSE, 3.15 AMP ALL
- 100146013 FUSE, 5 AMP ALL
PLEASE HAVE MODEL AND SERIAL NUMBER WHEN ORDERING PARTS
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ITEM
NO.
PART
NO.
DESCRIPTION MODEL
MISCELLANEOUS (CONTINUED)
- 100170604 OUTDOOR AIR SENSOR ALL
- 100157652 NEUTRALIZER KIT ALL
- 100162635 HOSE, CONDENSATE 3/8" ALL
- 100162636 HOSE, CONDENSATE 1" ALL
- 100163038 TUBING, SILICONE 1/8" ALL
- 100163160 TUBING, ALUMINUM 1/4" ALL
- 100162552 DOOR CATCH ALL
- 100162929 DOOR STRIKE ALL
- 100190940 KIT, BURNER, GKT FB 2500
- 100190132 KIT, BURNER, GKT FB 3000-3500
- 100190826 KIT, BURNER GASKET FB 4000
- 100191054 KIT, BURNER GASKET FB 5000
- 100072546 ANTENNA, USB ADAPTER, WIRELESS (BEGINNING SERIAL #4015) ALL
- 100266650 CABLE, USB 2.0, 12” (BEGINNING SERIAL #4015) ALL
- 100266666 CABLE, USB, 2.0, 60” (BEGINNING SERIAL #4015) ALL
- 100072933 CABLE, CAT 5 (BEGINNING SERIAL #4015) ALL
JACKET ASSEMBLIES
73 100153412 JACKET, OUTER TOP REAR FB 2500 73 100153414 JACKET, OUTER TOP REAR FB 3000 & 3500 73 100153658 JACKET, OUTER TOP REAR FB 4000 & 5000 74 100153160 JACKET, OUTER TOP MIDDLE FB 2500 74 100153161 JACKET, OUTER TOP MIDDLE FB 3000 & 3500 74 100267485 JACKET, OUTER TOP MIDDLE FB 4000 & 5000 75 100153163 JACKET, OUTER FRONT LOWER DOOR FB 2500 75 100153164 JACKET, OUTER FRONT LOWER DOOR FB 3000 & 3500 75 100267486 JACKET, OUTER FRONT LOWER DOOR FB 4000 & 5000 76 100153166 JACKET, OUTER FRONT UPPER DOOR FB 2500 76 100153167 JACKET, OUTER FRONT UPPER DOOR FB 3000 & 3500 76 100267487 JACKET, OUTER FRONT UPPER DOOR FB 4000 & 5000 77 100153168 JACKET, OUTER LEFT AND RIGHT SIDE FB 2500 - 3500 77 100267488 JACKET, OUTER LEFT AND RIGHT SIDE FB 4000 & 5000 78 100153533 CONTROL PANEL COVER ALL
PLEASE HAVE MODEL AND SERIAL NUMBER WHEN ORDERING PARTS
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© 04/16 - Printed in U.S.A.
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