6
Super Plus -
Installation and Servicing
Black
Brown
Blue
GENERAL
LEGEND
1
. Module electrical plug
2.
LED grommets
3.
PCB No.9B
4.
Control thermostat
potentiometer
5.
PCB No.12
6.
Flame sensing head
7.
Main gas valve leads
8.
Fan motor
9.
Pressure switch
connections
10.
Fan connections
11.
Spark/sensing
12.
Fan rotor
13.
Fan housing
14.
Spark generator
15.
Overheat thermostat
capillary
16.
Main thermostat sensor
17.
Lockout reset button
18.
Control thermostat knob
Detail of Pressure Switch
Connection (Ref.9
)
Fig.2 Module - Exploded View
1
. Controls box assembly
2.
Fan motor
3.
Venturi and gaskets
4.
Pressure switch
5.
Pressure switch test connections
6.
Overheat thermostat pocket
7
. Water flow elbow
8.
Gas inlet flange
9.
Cast iron top cover plate
10.
Cast iron top cover plate
gasket
11.
Aluminium top tube cover
12.
Gas distribution screen
13.
Aluminium finned tube heat exchanger
14.
Aluminium bottom tube plate
15.
Bottom cover plate gasket
16.
Aluminium bottom cover plate
17.
Module lower cover fixing screw
18.
Sight glass assembly
19.
Main gas line
20.
Water return elbow
21.
Module thermostat pocket
22.
Burner
23.
Spark electrode
24.
Flame sensing electrode and lead
25.
Main gas injector
LEGEND
GENERAL
3
4
5
7
8
9
10
11
12
13
14
15
16
17
18
6
1
2
Fig.3 Electrical Controls - Exploded View
