Ariston A/23 MFFI, A/27 MFFI Wiring Diagram for Connection to Ariston Unvented Cylinder, Blue

6.2Wiring Diagram for Connection to Ariston Unvented Cylinder

1		4
3	5

1	L	L	L
				BOILER ELECTRICAL SUPPLY	CABLE
2	N	N	N

controls

2 2

T6360B		TYPICAL
ROOM
THERMOSTAT		JUNCTION BOX
BROWN	5	•	1
BLUE	2
GREY	9	•	2

3	E E E
10
9
	A/27 MFFI - A/27 MFFI Genus 23-27-30 MFFI Genus 27 RFFI System

Remove internal time clock plug from the the P.C.B. then connect room stat terminal block on the reverse of the boiler control panel (see section 2.10) to 9 + 10 on the junction box.

BOILER	Honeywell
	Based on

ORANGE	10
GREEN/YELLOW	3	•	3
V4043H
HEATING VALVE		•	4
BROWN	8
BLUE	2	•	5
GREY	9
ORANGE	10	•	6
GREEN/YELLOW	3

	V4043H			•	7
HOT WATER VALVE
	L		1	•	8
	N		2	•	9
	E		3
	240V			•	10
MAINS INPUT (3 AMP)
Cylinder
thermostat			1	8
1
	C/P	Thermal
		cut-out		6
			P
2		1	C/P	Not
			2
				used

1	L	L		L	L	2	2	1	1	L	L	L	L
2	N	N		N	N	1	1	2	2	N	N	N	N
3	E					E	E			HTG ON		E	E
4	5	4		1	1	4	3	10	10	HW ON	4	6	2
6	2	1		3	3	7	6	6	6		3	3	4
	Pegler Sunvic SP 50/100 (Link L-3)	Switchmaster Symphony, Sonata		Switchmaster 400, 600	SWITCHMASTER 805, 900	Sunvic ET 1451 Link 2-3-6	Sunvic DHP 2201	Towerchron FP Link 1-5/4-7-9	Towerchron MP Link 1-4/6-11	Towerchron 2000	ACL LS522, LS722	Randall 922, 972 Link L-2-5	Randall 3020 P and 3060
1	L	L	L	L		L	L	L	L	6	6	L	3	3
2	N	N	N	N		N	N	N	N	5	7	N	4	4
3				E						E	E	E	E	E
4	3	4	4	4		4	4	4	4	2	2	1	8	8
6	6	3	3	1		3	3	3	3	1	4	3	1	1
	Honeywell ST 699B 1002 Link L-5-8	ST 6400/ST 6300 ST 6200	Drayton Tempus 7	Horstmann 425, 525, 527	Link L-2-5	Landis & Gyr RWB2 Glowworm Mastermind	Landis & Gyr RWB20 Microgyr	Potterton Miniminder	Potterton EP2000/3000 - Link L-5 EP2001/3001	Randall 102/102 E Link 3-6	Randall 4033 Link 1-6	Randall 701, 702 Link L-6-5	Sangamo M5 Link 1-6	Sangamo 410 Form 1 Link 3-6

PROGRAMMER

PROGRAMMER

B023 24