Lochinvar FB2501, FB3001, FB3501, FB4001, FB5001 User Manual

100306296_2000558805_Rev D

Replacement Parts List

PARTS & SERVICE DEPARTMENT

Nashville, Tennessee 877-554-5544 • Fax: 615-882-2918

parts_team@lochinvar.com www.Lochinvar.com

Crest

®

Heating Boilers

FBN(L) 2501 - 6001

41

34

38

37

49

48

47

2

7

46

5

39

40

6

8

4

51

42

31

DIR #2000558420 00

CONTROL PANEL

HEAT EXCHANGER

15

16

26

11

33

25

22

24

1

3

27

23

28

32

DIR #2000558439 00

45

30

29

DISPLAY PANEL

35

12 13

2

36

33

DIR #2000563299 00

8

DIR #2000541196 00

43

14

44

100306296_2000558805_Rev D

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DIR #2000558450 00

GAS TRAIN

(FBN/L 4001 - 6001)

20

19

18

21

17

GAS TRAIN

(FBN/L 2501 - 3501)

9

10

21

17

19

20

DIR #2000558469 00

ITEM

NO.

1 100309869* INTEGRATED CONTROL FB 2501 - 3501 1 100309870* INTEGRATED CONTROL FB 4001 - 6001 2 100311038 DISPLAY INTERFACE ASSEMBLY ALL

- 100311232 GASKET, USER INTERFACE DISPLAY ALL 3 100275047 BACNET BOARD ALL 4 100208481* LOW VOLTAGE CONTROL BOARD ALL 5 100208476* LOW VOLTAGE CONTROL BOARD ALL 6 100208552* SENSOR, SYSTEM / INLET ALL

- 100208557* SENSOR, DUAL OUTLET ALL

- 100208558 SENSOR, PREMIX THERMOSTAT LIMIT ALL 7 100271315* HIGH LIMIT ALL 8 100233695* BULBWELL, SYSTEM / INLET / OUTLET ALL

- 100233613 BULBWELL, SENSOR, PREMIX TSTAT LIMIT ALL 9 100144990 FAN ASSEMBLY FB 2501 - 3501 9 100304907 FAN ASSEMBLY FB 4001 - 6001

100306296_2000558805_Rev D

PART

NO.

DESCRIPTION MODEL

CONTROLS

PLEASE HAVE MODEL AND SERIAL NUMBER WHEN ORDERING PARTS

*ITEMS DENOTE SUGGESTED INVENTORY PARTS

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