A.O. Smith ADMP - 50 - Manual (Page 6)

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ADMP / ADM / ADMR
Electrical diagram ADMR
TERMINAL STRIP CONNECTIONS
Earth
N Neutral
L1 Phase input of controller
L2 Phase input of program-
controlled pump
L3 Phase input of continuous pump
L4 Phase input of extra error signal
L5 Phase input of flue damper
motor
L6 Phase output of flue damper
motor (feedback)
L7 Phase input of isolating
transformer (primary side)
L8 Phase output of isolating
transformer (secondary side)
COMPONENTS
A
Controller
B Gas control
C Glow igniter
D Ionisation rod
E Extra error signal
F Double-pole mains switch
G Program-controlled pump
H Continuous pump
J Flue damper
K Isolating transformer
L I/0 switch control
M Display/Flat cable
N Extra ON mode switch
O Connector for the flue gas sensor
P Temperature sensor
(T2 - bottom of tank)
Q Temperature sensor
(T1 - top of tank)
R Selection resistor
CONTROLLER CONNECTIONS
J1
Connector for display to controller
J2 Connector for power supply to
controller
J19 Connector for extra error signal
and power supply to flue damper
J20 Connector for gas control
J21 Connector for program-
controlled pump
J29 Connector for feedback from flue
damper
JP2 Connector for ionisation rod and
glow igniter
JP3 Connector for temperature
sensor T2
JP4 Connector for flue gas sensor
JP5 Connector for temperature
sensor T1
JP6 Connector for selection resistor
and feedback from micro-switch
JP8 Connector for extra ON mode
switch
F1 Fuse
F2 Fuse