Ariston EuroCombi Type C A27 MFFI Manuel d'instructions d'installation - Page 22
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6.
MISCELLANEOUS
6.1
Wiring Diagram for Two Heating Zones
BROWN
BROWN
BLUE
BLUE
GREY
GREY
ORANGE
ORANGE
GREEN/YELLOW
GREEN/YELLOW
V4043H
V4043H
VALVE
VALVE
1
1
3
3
2
2
T6360B
T6360B
ROOM
ROOM
THERMOSTAT
THERMOSTAT
ZONE1
ZONE1
BROWN
BROWN
BLUE
BLUE
GREY
GREY
ORANGE
ORANGE
GREEN/YELLOW
GREEN/YELLOW
V4043H
V4043H
VALVE
VALVE
1
1
3
3
2
2
T6360B
T6360B
ROOM
ROOM
THERMOSTAT
THERMOSTAT
ZONE 2
ZONE 2
L
L
N
N
E
E
240V
240V
MAINS INPUT (3 AMP)
MAINS INPUT (3 AMP)
22
Supplied By www.heating spares.co Tel. 0161 620 6677
9 - Check of the heating safety systems:
- safety device for maximum temperature;
- safety device for maximum pressure.
10 - Check of the gas safety systems:
- safety device for lack of gas or flame (detection electrode);
- safety device for gas cock.
11 - Check of the electrical connection (make sure it complies with the
instructions in the manual).
12 - Check of domestic hot water production efficiency (delivery rate and tem-
perature)
13 - Check of the general performance of the unit.
14 - General check of the discharge/ventilation of the combustion by-
products.
5
5
2
2
9
9
10
10
3
3
TYPICAL
TYPICAL
JUNCTION BOX
JUNCTION BOX
• 1
• 1
4
4
• 2
• 2
5
5
2
2
• 3
• 3
• 4
• 4
• 5
• 5
8
8
• 6
• 6
2
2
9
9
• 7
• 7
10
10
3
3
• 8
• 8
• 9
• 9
6
6
8
8
• 10
• 10
2
2
1
1
If a room thermostat is not requied on Zone 1, insert a link
If a room thermostat is not requied on Zone 1, insert a link
2
2
3
3
If a room thermostat is not requied on Zone 2, insert a link
If a room thermostat is not requied on Zone 2, insert a link
BOILER ELECTRICAL SUPPLY CABLE
BOILER ELECTRICAL SUPPLY CABLE
Remove internal time clock plug
Remove internal time clock plug
from the the P.C.B. then connect
from the the P.C.B. then connect
room stat terminal block on the
room stat terminal block on the
reverse of the boiler control panel
reverse of the boiler control panel
(see section 2.10) to 9 + 10 on
(see section 2.10) to 9 + 10 on
the junction box.
the junction box.
between 4 + 5 on the junction box.
between 4 + 5 on the junction box.
between 6 + 8 on the junction box.
between 6 + 8 on the junction box.