Honeywell L8104B - Manual (Page 6)

68-0063—3 6
L8104A,B,C,D
INSTALLATION
Fig. 5—L8104A with board-mounted potentiometer in a standing pilot application.
M131C
POWER SUPPLY. PROVIDE DISCONNECT
MEANS AND OVERLOAD PROTECTION
AS REQUIRED.
1/4 IN. TAB TERMINALS (3).
3/16 IN. TAB TERMINALS (3).
SENSING BULB WITH
ECO SWITCH
1
2
2
2
3
3
3
L1
(HOT)
L2
1
2
3
14
0
120 160
180
100
L8104A
BLACK
BLACK
RED RED
SEN-1
LOWER
24V
HOT
ONLY
COM.
RELAY
NO
ECO
CONNECTOR
TH TR
VR8200
GAS VLAVE
24V
Q308
M128B
POWER SUPPLY. PROVIDE DISCONNECT
MEANS AND OVERLOAD PROTECTION
AS REQUIRED.
FACTORY INSTALLED JUMPER; DO NOT
REMOVE.
1/4 IN. TAB TERMINALS (3).
3/16 IN. TAB TERMINALS (3).
SENSING BULB WITH
ECO SWITCH
1
L1
(HOT)
L2
1
4
4
4 5
5
5
2
3
2
L8104A
BLACK
BLACK
RED RED
SEN-1
LOWER
HOT
24V
ONLY
COM.
RELAY
NO
24V
3
4
5
1ST
OPERATOR 2ND
OPERATOR
PILOT
VALVE
COM
MAIN
VALVE
VR8440 OR
VR844
S8600F,H,M;
S8610F,H
MV MV/PV PV
GND
(BURNER) 24V
GND 24V TH-W
(OPT)
SPARK
VENT
DAMPER
PLUG (OPT)
TERMINAL DESIGNATIONS
GAS CONTROL
VR844, VR8440
PILOT COM MAIN
TH TH-TR TR
1
2
3
SETPOINT
POTENTIOMETER
(SHOWN FROM BACK)
POT
Fig. 6—L8104A with remote potentiometer in an electronic ignition application.