Stovax PR0696 manual Fault Finding Charts

Page 20

SERVICING INSTRUCTIONS

FAULT FINDING CHARTS

FLAME FAILURE FUNCTIONAL CHECK

PILOT WILL NOT STAY LIT OR FIRE GOES OUT

If the appliance goes out in use continually, this may mean that the

oxygen depletion sensor has been activated. The appliance should not be used

until the cause has been found and rectified.

Ensure there is no debris around the pilot assembly, e.g. coal, soot, etc.

Check for fluff in the pilot aeration hole. See diagram 7.

Light the pilot and keep the control knob pushed in at least

10 seconds before letting go

With the pilot running is the gas pressure as stated on the data badge?

YES

Is the pilot

flame of the

correct length? See diagram 7.

NO

 

NO

 

 

YES

 

 

Will the pilot

 

 

 

 

 

 

 

 

 

 

 

stay lit?

 

 

 

 

NO

 

 

NO

 

 

 

 

 

 

 

 

Problem is with

 

 

 

 

 

 

the pipe work or

 

 

 

 

 

 

fittings which lead

 

 

 

 

 

 

to the fire. Correct

 

 

 

 

 

 

and retry

 

 

 

 

 

 

 

 

 

 

 

 

Is thermocouple

 

NO

 

 

connection good

 

 

 

 

 

 

 

 

 

 

in back of valve

 

 

 

 

 

 

 

 

 

 

 

 

YES

 

 

 

NO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Replace

 

 

 

 

 

 

ODS unit

 

 

 

 

 

 

 

 

 

 

 

 

With the fire

running on full is

the gas at the pressure stated on the data badge

Run for 60 sec’s.,

turn off, time

interval until mag unit shuts with a click. Is this greater than 7 seconds?

NO

Tighten the

connection and

retry

YES

Change the

ODS unit

Will the pilot

 

 

YES

Run for 60 sec’s.,

 

 

 

 

 

 

stay lit?

 

 

 

 

 

turn off, time

 

 

 

NO

 

 

 

interval until mag

 

 

 

NO

unit shuts with a

 

 

 

 

 

 

Change

 

 

click. Is this greater

 

 

 

 

 

 

 

mag unit

 

 

 

 

 

than 7 seconds?

 

 

 

 

 

 

 

 

 

YES

SYSTEM O.K

20

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Contents Logic Hotbox & Convector Fire Contents GAS CHECK APPLIANCE COMMISSIONING CHECKLISTFLUE CHECK User Instructions Lighting the FireTurning the Fire OFF Lighting the Fire with a MatchCleaning the Fire Arrangement of Fuel BED ComponentsCoal Layout Front ROW Coal Layout Using Flat Fire Fronts Installation Details Oxygen Depletion SensorFlame Failure Device 10. ‘RUNNING IN’Installation Instructions Technical SpecificationMinimum Debris Collection Appliance Location Site RequirementsFlue and Chimney Requirements GAS Supply Installation Installation of the Appliance Cable Retention MethodScrew Fixing Method AR1163 AR1160 AR1174 AR1171 Installation / Commissioning CommissioningServicing Requirements Servicing InstructionsServicing Servicing Instructions Fault Finding Charts Fault Finding Charts Ignition Lead Replacing PartsGeneral Gas valve Mag unit Service Records 9th Service 10th Service