Honeywell RM7895A1014 Installation Instructions Manual page 5

LINE VOLTAGE ALARM
BURNER MOTOR
(BLOWER)
BURNER
CONTROLLER/LIMITS
LOCKOUT INTERLOCK
(INCLUDING
AIRFLOW SWITCH)
INTERMITTENT
PILOT/IGNITION
MAIN FUEL VALVE(S)
IGNITION
FLAME DETECTOR
4
LED
INITIATE
DISPLAY
POWER
BURNER
START
OPERATING
CONTROLS
AND
AIRFLOW SW CHECK
6
INTERLOCKS
FLAME
SIGNAL
1
RM7895, RM7896: 120 VAC , 50/60 HZ; EC7895: 220-240 VAC,
50/60 HZ POWER SUPPLY. PROVIDE DISCONNECT MEANS
AND OVERLOAD PROTECTION AS REQUIRED.
2 DO NOT CONNECT ANY WIRES TO UNUSED TERMINALS.
3 FOR EC7895, A 220 TO 240 VAC TO 120 VAC, 10 VA MINIMUM STEPDOWN
TRANSFORMER (NOT PROVIDED) MUST BE USED TO DRIVE THE SHUTTER.
Fig. 2. Wiring subbase and sequence chart for RM7895A,B/EC7895A; RM7896A,B.
RM7895A,B,C,D/EC7895A,C; RM7896A,C,D 7800 SERIES RELAY MODULES
Q7800
G 12
L2
13
14
3
4 15
(L1)
5 16
6 17
7 18
8
19
9 20
21
10
22
F
3
00 00
TIMED
STANDBY START
PURGE
POWER POWER POWER
PILOT
FLAME
MAIN
ALARM
BURNER/BLOWER MOTOR
10
LIMITS AND BURNER CONTROLLER CLOSED
LOCKOUT INTERLOCK CLOSED
SAFE START CHECK
5
FOR DIRECT SPARK IGNITION
(OIL OR GAS)
IGNITION
10
TRANSFORMER
L2
8
MAIN VALVE
2
MASTER
SWITCH
L1
(HOT)
1
L2
00
PFEP
POST PURGE
RUN
4 OR 10 SEC
15 SEC
POWER POWER POWER
PILOT PILOT
FLAME FLAME
MAIN MAIN
ALARM ALARM
4 7
IGN
5
8
IGN/ PILOT
MAIN VALVE 9
L1 TO 6
6 TO 7
FLAME
PROVING
4 SEE FLAME DETECTOR SPECIFICATIONS FOR CORRECT WIRING.
5 FOR RM7895A1048 (ONLY), IGNITION TERMINAL 10
IS DE-ENERGIZED WHEN FLAME IS PROVEN.
6
AIRFLOW SWITCH CHECK FEATURE IS FOR THE RM7895B,RM7896B.
RM7896A,B ONLY.
7
7
STANDBY
POWER
AFSC
SSC
M23997
32-00156—01