Stovax Studio 22 manual Servicing / Fault Finding Charts, Servicing Requirements, Check

REPLACE BATTERIES BEFORE ATTEMPTING TO RECTIFY ANY FAULTS.

IF THE FIRE DOES NOT WORK, BUT HAS WORKED IN THE PAST:

• CHECK THE EMERGENCY SHUT OFF SWITCH

IN THE BOTTOM RIGHT CORNER BY THE DOOR IS SWITCHED ON, SEE USER SECTION, PAGE 6

Electronic Control Valve Fault Analysis

SERVICING INSTRUCTIONS

SERVICING / FAULT FINDING CHARTS

1. SERVICING REQUIREMENTS

This appliance must be serviced at least once a year by a competent person.

All tests must be carried out in accordance with the current CORGI recommendations.

1.1Before any tests are undertaken on the appliance:

•Conduct a gas soundness test for the property to ensure there are no gas leaks prior to starting work

1.2• Fully check the operation of the appliance

Special checks

1.2.1Clean any lint or fluff from the pilot - pay particular attention to the aeration holes of the pilot

1.2.2Clean away any fluff or lint from under the burner

1.2.3Check the spark gap on the pilot is correct

•Correct any faults found during the initial tests

•Recommission the appliance conducting the usual safety checks

1.3Advise the customer of any remedial action taken.

Symptom	Cause	Remedy
3 Short beeps from	Batteries low in	Replace appliance
control	appliance	batteries
No ignition, 5 second	1. On/Off switch is in	1. Move switch to
continuous tone (there	OFF position	ON position
may be several short	2. Loose/damaged	2 Check interrupter
beeps before)	wire	block and wires
No ignition, no tone,	Receiver board	Replace receiver
motor turns slightly when	damaged
operated
No pilot flame and	Thermocouple circuit	Correct wiring
control continues to	wired incorrectly
spark
Pilot lights, control	1. No spark at pilot	1. Rectify spark at
continues to spark, value	burner	pilot burner
shuts down after 10 - 30	2. Loose/damaged	2. Check interrupter
seconds	wire	and wires

CHECK 1

pilotassembly, clean the area.

Yes

Does the pilot light? No Is the control being operated correctly? Yes Will the pilot light with a match? No

gas turned on to the appliance?	Yes	gas pressure correct?
Is the		Is the

Yes Has the system got any air in it?

No

the inlet test point, leads for correct orientation,

SYSTEM OK

IGNITION FUNCTIONAL

PILOT WILL NOT LIGHT

around the	short the spark,
there is no debris	etc.) which could
Ensure	(e.g. soot,

Yes		No
	Operate the valve. Is there a spark?	Consult User Instructions and retry.
No

Yes

Check alignment of pilot burner head, change the ignition lead. See Replacing Parts, section 2.

No	No
Check isolation tap and gas meter, retry.
	Correct and retry.

Yes

Purge the gas pipes and retry.

There is a blockage in the system, check the mag seating and valve. Check thermocouple condition and connection

GO TO THE NEXT CHART IGNITION FUNCTIONAL CHECK 2

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