35
Harrier GTE -
Installation & Servicing
INSTALLATION
53 BURNER WIRING HARNESS - FD168 Deluxe Control Panel
Burner Cable
The control panel is supplied with a burner power supply
cable with one 7 and one 4-pin European plugs which
connect to the burner connectors. The other end of the cable
connects to the control panel.
har7057
7-pin plug for
one-stage burners
or stage 1 of
two-stage burners.
4-pin plug for
stage 2 of the
burner.
Burner Connections without Plug-in Connectors
In this case, the connectors supplied with the burner cable
must be rewired.
The diagram shows the wire numbers and terminals of the
burner connectors.
The table below specifies the way in which the cables are to
be connected on the burner control box.
B4 S3 T2 T1 N
g/y
L1
B5 T6 T7 T8
6
5
4
3
1
2
4
1
2
3
har7061
Burner
Wire
Connector
No.
From
Connection to the Burner Control Box
Terminal No.
L1
7
Permanent Live supply from the safety thermostat
Burner main supply
g/y
Earth connection
Earth connection
N
6
Neutral taken after On/Off Switch
Neutral terminal
T1/T2
5/4
Volt free contact of the stage 1 boiler thermostat
Insert the control circuit of boiler stage 1
S3
8
Burner alarm indicator
Alarm output (live)
T6
1
Stage 2 boiler thermostat input
Insert in the control circuit of burner stage 2
T7
3
Stage 2 "boiler off" thermostat output
Connect only if the burner is of the modulating type
T8
2
Stage 2 "boiler on" thermostat output
Insert in the control circuit of burner state 2
Note.
If the electrical characteristics of the burner exceed the
following values:
-
start up current > 16 A or
-
P > 450 W (or 1/2 cont. hp. motor), or
-
I > 2A cos
ϕ
= 0,7
The burner controls must be relayed, e.g. with the relaying kit
(package BP 51, optional).
54 FUEL OIL OR GAS CONNECTIONS
Refer to the instructions supplied with the burner.
INST
ALLA
TION
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