25
Vanguard L -
Installation & Servicing
INSTALLATIoN
27 INTERNAL WIRING DIAGRAm
The control panel provided with the Vanguard L range is complete with a 7 way burner cable. A 4 way cable (for 2 stage burners)
and the 7 and 4 pole plugs are in the literature pack.
LIVE EAR
TH
NEUTRAL
CONTROLS LOCKOUT VA
LV
E OPERA
TION
1st ST
AGE OPERA
TING LAMP
2nd ST
AGE CONTROL
IG F1 Ipi Ib
•P
i
•A •B •C
Te
1/
Te
2
Tm Ts
•Not included
- - - - - - - - - - -
Illuminated main switch Fuse System pump switch Burner switch System pump (not supplied) Burner lock-out lamp (not supplied) Hour meter (not supplied) II stage hour meter (not supplied) High/low regulating thermostat Minimum thermostat Safety thermostat with manual reset
N.B.: With three-phase the motor must be connected directly; in this case the instrument panel feeds only the line of the auxiliaries of the burner
.
In case the burner is not provided with the connector
, it will be necessary to
follow the instructions in the burner instructions manual. (*) - Disconnect the link between the terminals
11
and 12 of the terminal
board prior to fitting a room thermostat (T
A).
(**) - When the burner is not provided with connector complying with DIN 4791 norms connect the link between the terminals 4 and 7 of the terminal board.
º
The room thermostat "T
A" is to be connected to the pump in series.
van 5723
CONNECTIONS
COMPONENTS
INST
ALLA
TI
o
N