Fig. 9-Rm7838B Wiring With Separate Start-Stop - Honeywell 7800 Series Manual

Fig. 9—RM7838B wiring with separate start-stop station.
L2
L1
(HOT)
MASTER
1
RECIRCULATING
SWITCH
BLOWER
BURNER
CONTROL
RECIRCULATING
AFS
1 120V, 60 HZ POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
DPST ALARM
SILENCING SWITCH
120V ALARM
COMBUSTION
BLOWER AFS
COMBUSTION
BLOWER
STOP
LIMITS
10 SEC.
INTERRUPTED
PILOT/IGNITION
MAIN FUEL
VALVE(S)
5 SECOND IGNITION
(EARLY SPARK
TERMINATION)
RECTIFYING FLAME ROD,
RECTIFYING PHOTOCELL,
OR INFRARED
(LEAD SULFIDE)
FLAME DETECTOR
OR
C7027A, C7035A OR
WHITE
C7044A ULTRAVIOLET
FLAME DETECTOR
OR
C7012A, C, E, F OR
YELLOW
C7076A, D ULTRAVIOLET
FLAME DETECTOR
START
17
Q7800 SUBBASE
HIGH FIRE
G 12
COMMON
L2
13
LOW FIRE
3 14
MODULATE
4 (L1) 15
PILOT VALVE
5
16
HOLD
MANUAL VALVE
6 17
OPEN SWITCH
LOW FIRE
7 18
START SWITCH
HIGH PURGE
8
19
RATE SWITCH
PREIGNITION
9 20
INTERLOCK
10 21
22
F
BLUE
BLUE
WHITE
WHITE
L2
BLACK
L1
BLACK
L2
RM7838B
INSTALLATION
SERIES 90
FIRING RATE SERIES 90
MOTOR CONTROLLER
B B
R
R
W
W
M5155A
65-0120—1