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7800 SERIES EC7895A, RM7895A RELAY MODULE
65-0205
6
Fig. 2. Mounting dimensions of EC7895/RM7895 Relay Module and Q7800B Subbase in in. (mm).
POWER
PILOT
FLAME
MAIN
ALARM
RESET
5
(127)
5 (127)
M11134
REMOVE ONLY FOR TERMINAL TEST ACCESS.
1
1
6-3/32 (155)
BURNER
CONTROL
Fig. 3. Rectification detectors.
THREADED
MOUNTING
HOLES (2)–
10-32 UNF
1 (25)
FLAME ROD
TARGET
CERAMIC
INSULATORS
IGNITION
ELECTRODE
(Q179C ONLY)
BRACKET
M1983
3-1/8
(79)
1-21/32
(42)
1-13/32
(36)
3/8 (10)
1/2 (13)
1-1/16
(27)
25/32
(20)
25/32
(20)
2-25/32
(62)
3/32 (2)
11/16
(18)
17/32
(14)
MOUNTING FLANGE
1/2–14 NPSM
LEADWIRES
FACEPLATE
3/4–14 NPT
M1962A
3-3/4
(95)
7-7/32
(183)
5-1/8 (130)
3-7/16
(87)
5-1/4 (133)
2
(51)
C7013A C7014A
M1847
13/16 (21)
1-1/4 (32)
1-3/8 (35)
1-3/4
(45)
1-1/4 (32)
1-5/16 (33)
5/16
(8)
Q179
C7012A,C,E,F