background image

9.0

Servicing

Important Note:

To be serviced only by an authorized person.

9.1 

General Servicing Procedure  

1. Turn off main gas at service cock. 
2. Remove reflector assembly (a) by unscrewing 3 x M8 thumbscrews.
3. Unscrew the M8 hex set screw (located in the center of the cone shaped emitter) and 
remove emitter for examination and cleaning. Wire brush inside and out of perforated 
emitter cone to remove any deposits. 
4. Remove wind shield guard to expose the main burner assembly and pilot burner 
assembly examine, clean, or replace (see below).

Main Injector 
Pilot Burner
Piezo Igniter lead
Ignition Electrode
Thermocouple

5. Refer to 8.0 spares list for part codes. 
Reassembly is a reverse of the above procedure.

The Sierra Heater must be tested and commissioned for operation and soundness as 
described in 5.0 Installation and commissioning   

Summary of Contents for 11P

Page 1: ...io Heater Propane only Sierra 13N Patio Heater Natural Gas Only AGA Approval No 4800 Installation and servicing instructions After installation hand these instructions to the consumer Important all installations must conform with relevant statutory regulations and the Australian Gas Association installation Code AG601 To be installed and serviced by an authorized person ...

Page 2: ...6 0 Installation Lighting Procedure 7 0 Fault Finding 7 1 Control Valve and Pilot Burner 7 2 Piezo Connection 8 0 Short Parts List 8 0A Connection Details 9 0 Servicing 9 1 General Servicing Procedure 9 2 Replacement Exchange of Component Warning 1 Do not place articles on or against this appliance 2 Do not use or store flammable materials near this appliance 3 Do not spray aerosols in this vicini...

Page 3: ......

Page 4: ...f 1 5 meters both sideways and 400mm above from flammable materials 2 0 Technical Specifications 2 1 General Overall Height 2380mm 7ft 9 1 2in Overall Width 970mm 3ft 2in Weight 32 kg Nominal Input Burner Pressure Injector Size MJ HR kPa MM Natural Gas Model 13N 46 8 0 75 3 30 Propane Gas Model 11P 41 4 2 75 1 90 Control Sit 500 Simplosit Control Valve Main Burner Type Pressed steel venturi vertic...

Page 5: ...Installation Instructions 4 1 Packing The patio heater will arrive packed in two cartons which will contain ready to assemble parts i e a Reflector b Cone shaped emitter c Support stand base assembly 4 2 Assembly of Patio Heater Fig 1 1 Stand the base assembly e on a flat even surface 2 Remove bottom cover on assembly b by unscrewing 3 x M5 screws This will expose the inner frame and gas regulator...

Page 6: ......

Page 7: ......

Page 8: ...e located inside control cover assembly b above Sit 500 Simplosit Valve 9 Ignite patio heater refer to lighting procedure section 6 10 Natural Gas The governor is located under the control valve Check the setting corresponds with the data plate information To adjust setting pressure loosen the locknut Adjust regulator clockwise to increase pressure anticlockwise to decrease pressure When correct p...

Page 9: ...to indicate 5 Minimum flame release top button halfway to indicate 6 Close the gas cock to turn off the main burner and the pilot Operating instructions Propane Gas 1 Turn on gas cylinder valve 2 Push lower button fully in at the same time operate igniter button until pilot flame lights continue to hold button in for approximately 15 seconds 1 2 minutes may be required 3 Release lower button to in...

Page 10: ......

Page 11: ...essary 3 Check thermocouple connections on control valve Remedy Replace Part Number Thermocouple 2894 Thermo mag assembly for Sit 500 Valve 2787 7 2 Piezo Ignition No spark 1 Check that connections are sound on lead ends 2 Check that piezo igniter is creating sufficient spark when red button is pushed and that spark gap is 5mm 0 5mm 3 16in See Fig 3 Remedy Replace Part Number Lead 4540 Peizo 4542 ...

Page 12: ... No 078600450 Key No Description No Off Code No 1 Main injector Natural Gas 3 30mm 1 1896 1 Main injector Propane Gas 1 90mm 1 1895 2 Pilot injector Natural Gas No 7215 1 2993 2 Pilot injector Propane Gas No 4209 1 2992 3 Piezo Electrode Lead 400mm 1 4540 4 Ignition Electrode 1 4543 5 Piezo Igniter 66212 002 1 4542 6 Thermomag for Sit 500 Valve 1 2787 7 Thermocouple 2800B060 1 2894 8 Burner Comple...

Page 13: ...nversion involves changing to the correct injector and pilot injector Refer to part numbers Part numbers traditional and standard patio heaters Conversion to 11P 13N For Use on Propane G31 Natural G20 Injector Pilot injector Data badge Injector Dia mm G C MJ HR Gas Pressure KPA 1895 2992 3346 1 90 41 4 2 75 1896 2993 3347 3 30 46 8 0 75 ...

Page 14: ...nation and cleaning Wire brush inside and out of perforated emitter cone to remove any deposits 4 Remove wind shield guard to expose the main burner assembly and pilot burner assembly examine clean or replace see below Main Injector Pilot Burner Piezo Igniter lead Ignition Electrode Thermocouple 5 Refer to 8 0 spares list for part codes Reassembly is a reverse of the above procedure The Sierra Hea...

Page 15: ...rode Carry out general servicing 1 4 Unscrew nut securing thermocouple to pilot bracket assembly Pull off ignition lead to electrode Remove screw securing electrode to pilot assembly and lift out electrode Fit new electrode check spark gap is 5mm 0 5mm 3 16in See Fig 3 5 Thermocouple Carry out general servicing 1 4 Unscrew nut securing thermocouple to pilot bracket assembly and F S D Cut off cable...

Page 16: ...n accordance with the operating instruction manual 3 Failure as a result of sudden impact 4 Failure which had occurred from normal fair wear and tear 5 Any unit which has been serviced or repaired taken apart of tampered with by any person not being a qualified installer 6 The benefits conferred by this warranty and guarantee are in addition to all other rights and remedies in respect of such appl...

Page 17: ...Warning This Emitter is coated with a protective oil Upon lighting this will burn off and there will be some initial smoke Ensure adequate ventilation ...

Reviews: