Ariston 47-116-17 installation instructions Model 24 Rffi System

Model 24 RFFI System

MAKE SURE THAT:

1. There is sufficient water in the system

2. The gas is turned on

3. The electrical supply is turned on

PUSH THE ON/OFF

BUTTON TO ON

TABLE

I and II

SUMMER

IS THE

POWER L.E.D. AND

DISPLAY ON?

YES	DOES A STOP CODE
	APPEAR ON THE DISPLAY?

POSITION OF THE SUMMER/

WINTER SELECTOR

NO

1. Check the fuses

2.Check the power supply to the control panel

3.Check/replace the ON/OFF button

4.Check the connection between the main and display P.C.B.s

5.Check/replace the

main and display P.C.B.s

WINTER

OFF (green L.E.D. off):

C.H. ONLYcylinder active

SELECTOR

ON/OFF

OFF (green L.E.D. off):

cylinder activeC.H. ONLY

SELECTOR

ON/OFF

ON (green L.E.D. on):

cylinder excluded

The

C.H. flow

temperature

is lower than 80° C YES and the temperature of the

cylinder is at least 5° C below the one selected.

NO

The

C.H. flow

temperature

YES is lower than 80° C and the temperature of the

cylinder is at least 5° C below the one selected.

NO

ON (green L.E.D. on):

cylinder excluded

BUILT-IN
ELECTRONIC
ANTI-FROST DEVICE:
Is there a condition for it to be active?
(- flow temp. < 3° C	YES
- outdoor temp. < -3°C (outdoor sensor optional)
- Jumper 4 selects the pump
for continuous
operation)
NO
THERE IS NO CALL FOR PUMP OPERATION

		MUST
YES		THE TIME CLOCK
		AND/OR ROOM THERMOSTAT
		BE ACTIVATED?
		NO
		BUILT-IN
		ELECTRONIC
		ANTI-FROST DEVICE:
		Is there a condition for it to be active?
	YES	(- flow temp. < 3° C
		- outdoor temp. < -3°C (outdoor sensor optional)

-Jumper 4 selects the pump for continuous

operation)

NO

THERE IS NO CALL FOR PUMP OPERATION

A

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