beautypg.com

Installation – AERCO Boiler Valve Controller (BVC) PRIOR to Serial-12-840-1 User Manual

Page 20

background image

INSTALLATION

20

3.

Next, refer to Figure 9 and connect the MOV CLOSE/COMMON terminals in each MOV to

the appropriate terminals in the BVC. A table summarizing the connection terminals on the

BVC follows.

Table 4 - Connection Terminals on the BVC from MOV (12 Boiler Sys)

12 Boiler System BVC

Terminal Connections

From MOV

CLOSE

From MOV

COMMON

MOV #1 (V-1)

25

49

MOV #2 (V-2)

26

50

MOV #3 (V-3)

27

51

MOV #4 (V-4)

28

52

MOV #5 (V-5)

29

53

MOV #6 (V-6)

30

54

MOV #7 (V-7)

31

55

MOV #8 (V-8)

32

56

MOV #9 (V-9)

33

57

MOV #10 (V-10)

34

58

MOV #11 (V-11)

35

59

MOV #12 (V-12)

36

60

4.

Finally, refer to Figure 9 and connect the Delayed Interlock terminals (DELAYED INTL’K IN)

in the Boiler I/O Box (Figure 6) to the Open End Switch terminals on the corresponding

MOV. See the photo illustration of the Boiler I/O Box circuit board in Figure 7. The Delayed

Interlock connections are found in the upper right hand corner of the board.