Specifications

Megaflo He
19
Diagram 9 - Schematic wiring diagram - indirect circuit
KEY Br BROWN Bl BLUE G GREY O ORANGE W WHITE GY GREEN/YELLOW DHW DOMESTIC HOT WATER HTG HEATING L LIVE N NEUTRAL EARTH
BOILER
(DHW)
ZONE VALVE
WIRING CENTRE
1 2 3 4 5 6 7 8 9 10
L N
G
Br Bl O
GY
2
1
3
L N
L
N
PUMP
INDIRECT
THERMAL CONTROLS
(SUPPLIED FITTED)
FUSED (3 AMP) MAINS SUPPLY
N.B. A DOUBLE POLE ISOLATING SWITCH MUST BE INSTALLED IN THE MAINS SUPPLY
NOTES 1. ALL EARTH CONNECTIONS MUST BE LINKED BACK TO THE EARTH TERMINALS IN THE WIRING CENTRE 2. ALL NEUTRAL CONNECTIONS MUST BE LINKED BACK TO THE NEUTRAL TERMINALS IN THE WIRING CENTRE 3. ASSUMES BASIC BOILER 4. THE 22MM MOTORISED VALVES DO NOT HAVE A WHITE WIRE 5. THE ABOVE DIAGRAM IS FOR GUIDANCE ONLY, SANTON ACCEPT NO LIABILITY FOR ANY LOSS OR DAMAGE ARISING FROM ANY ERRORS OR OMISSIONS THAT MAY BE INADVERTENTLY CONTAINED WITHIN THIS DIAGRAM. THE VARIOUS EQUIPMENT MANUFACTURERS SHOULD BE CONSULTED TO CONFIRM THE CORRECT OPERATION OF THEIR PRODUCTS WITHIN THE SYSTEM
11
13
12
14
15 16
N
N
N
N
(SUPPLIED FITTED)
(SUPPLIED FITTED)
PROGRAMMER - HEATING ZONE 1
& DOMESTIC HOT WATER
(SUPPLIED)
L N
HTG
DHW
ON
ON
4 3
5 6
ROOM SENSOR
(SUPPLIED)
N
(SUPPLIED FITTED)
HEATING ZONE 1VALVE
G
Br
Bl
O
GY
N
(SUPPLIED FITTED)
W
HEATING ZONE 2 VALVE
G
Br
Bl
O
GY
N
(NOT SUPPLIED)
W
PROGRAMMABLE
ROOM THERMOSTAT
FOR ZONE 2
(NOT SUPPLIED)
1
2