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

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100306296_2000558805_Rev D

Replacement Parts List

PARTS & SERVICE DEPARTMENT

Crest

Nashville, Tennessee

®

 

877-554-5544 Fax: 615-882-2918

Heating Boilers

parts_team@lochinvar.com

www.Lochinvar.com

FBN(L) 2501 - 6001

 

 

 

 

 

2

7

37

49

38

48

41

34

47 46

39 5 4

40

6

8

 

42

51

31

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

CONTROL PANEL

 

 

 

HEAT EXCHANGER

15

 

 

 

 

 

16

 

 

 

 

26

 

 

 

 

 

 

 

11

25

 

33

 

 

 

 

 

 

 

 

24

 

22

 

 

 

 

 

1

 

 

 

 

23

 

 

3

 

 

 

 

27

 

28

 

 

 

 

 

 

 

 

32

 

 

 

DIR #2000558439

00

 

 

 

45

 

 

 

 

 

 

 

 

30

 

 

 

 

 

29

 

 

 

 

 

33

 

8

 

 

 

 

 

DISPLAY PANEL

 

 

 

DIR #2000541196

00

 

 

 

43

 

12

13

 

 

 

 

 

14

 

 

 

 

 

 

 

 

 

 

44

 

 

36

 

 

 

 

 

 

 

DIR #2000563299

00

 

 

2

 

 

 

 

35

 

 

 

 

 

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GAS TRAIN

21

(FBN/L 2501 - 3501)

 

9

20

19

10

DIR #2000558450 00

18

GAS TRAIN (FBN/L 4001 - 6001)

17

21

17

19

 

 

20

DIR #2000558469

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ITEM

PART

DESCRIPTION

MODEL

NO.

NO.

 

 

 

 

 

CONTROLS

 

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

 

 

PLEASE HAVE MODEL AND SERIAL NUMBER WHEN ORDERING PARTS

 

 

 

*ITEMS DENOTE SUGGESTED INVENTORY PARTS

 

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