Yunca Gas jervois Operation, Maintenance And Warranty Manual Download Page 5 | Manualshive

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19-07-05

Page 5 of 20 Operation Instructions for Jervois Freestanding Gas Heater March 2002

Typical Flue Installation

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Summary of Contents for jervois

Page 1: ...19 07 05 Page 1 of 20 Operation Instructions for Jervois Freestanding Gas Heater March 2002 Jervois FREESTANDING GAS HEATER March 2002 OPERATIONS MAINTENANCE WARRANTY INFORMATION ...

Page 2: ...ENTS PAGE INTRODUCTION 3 INSTALLATION 4 FLUE INSTALLATION 5 CLEARANCES 6 CONNECTION TO GAS SUPPLY 7 TESTING PRESSURES 8 OPERATION 9 MAINTENANCE 11 FAULT FINDING GUIDE 15 Appendix A PARTS LIST 18 Appendix B INJECTOR SIZES 18 Appendix C WARRANTY WIRING DIAGRAM 19 Appendix E WARRANTY REGISTRATION 20 ...

Page 3: ...Australian and New Zealand standards The installation of the YUNCA JERVOIS FLUED GAS HEATER must be carried out by a suitably qualified person and comply with the current New Zealand or Australian installation code NZS 5261 1996 AG 601 1998 CAUTION This appliance must be flued to atmosphere Installation and repair of the YUNCA JERVOIS VENTED GAS HEATER should be done by a qualified person The appl...

Page 4: ... the house without cutting a floor or roof joist To obtain maximum heat distribution with any freestanding heater a ceiling fan can be fitted Another important consideration when installing the Yunca Jervois is availability of power supply to the fan When the appropriate position has been selected the unit can be bolted to the floor to ensure that the unit remains upright in the event of an earthq...

Page 5: ...19 07 05 Page 5 of 20 Operation Instructions for Jervois Freestanding Gas Heater March 2002 Typical Flue Installation ...

Page 6: ...learances equal to or greater than those recommended below and comply with NZS 5261 AG601 This is to ensure adequate air circulation around the heater and avoid heat damage to wall coverings Note If walled surface is non combustible i e brick or steel side clearances may be reduced to 100mm Corner positions and back clearance remain the same See Fig 3 Below Fig 3 ...

Page 7: ...pounds to the first two threads at the tip of any gas connection All joints should be tested for leaks before operating the heater GAS PRESSURE REQUIREMENTS Correct gas pressure and the use of a properly sized gas supply line is essential for the safe and efficient performance of this appliance The inlet and outlet pressures at the control must be tested on installation following the procedure ove...

Page 8: ...ched to the pressure taps as shown below The inlet pressure can be adjusted via in line regulators in the supply to the heater and the outlet operating pressure by adjusting the valves internal regulator To locate the valves regulator adjustment screw the plastic control cover must be removed from the front of the valve This is done by removing the bottom screw and inserting a small flat head scre...

Page 9: ... clockwise to pilot mark you will hear a click Observe pilot light by looking through front door The pilot light is visible under the left hand end of the log set 5 When the pilot is lit continue pushing in knob for further 20 seconds to allow safety thermocouple to heat up Slowly release knob and pilot flame should remain lit If it goes out repeat steps 4 and 5 If there is difficulty using contro...

Page 10: ...following steps 1st Turn the fan on to high speed 2nd Turn the thermostat up one number 3rd Turn the secondary burner on to minimum 4th turn the secondary burner up to maximum Note Various combinations of the settings of knobs B and C will provide different heat settings and flame effects The first few times that the heater is lit it should only be running for about twenty minutes And then allowed...

Page 11: ...ng thumb screws at each side of the door To open unscrew the two thumb screws 3 The front door can now be removed by pulling the door forward at the top with a slight lift 4 Lift the door clear of the retaining lip at the bottom of the door Replacing the door is the reverse operation Take care the glass seal is maintained in its correct position and the thumb screws are tightened to achieve an eff...

Page 12: ... is hot Do not use abrasive cleaners on the glass CLEANING THE LOG SET AND FIREBOX During the annual inspection and maintenance appointment the service person should clean dust lint and any light soot accumulation from the logs and the fire box area An extra soft brush should be used on the logs as they are extremely fragile If at any time the logs cannot be removed or installed without force the ...

Page 13: ...s will need to be removed at this stage This is done by sliding the front half up and out and unscrewing the back half from its brackets INSPECTING THE VENTING An inspection of the venting system should be made during the annual service appointment There must be no blockages and the flue must be in good repair Any sections that are taken apart for inspection must be reassembled and sealed as requi...

Page 14: ...g power to unit 2 Undo the four screws that attach the fan to the back panel and lift clear 3 Reach inside the back panel and disconnect the wiring from the switch taking note of terminal placement A wiring diagram appears at the back of this manual 4 The earth wire must be unplugged and the plastic adapter removed from its retaining bracket 5 When the fan has been removed it can be disassembled a...

Page 15: ... ceramic insulator is cracked or broken Spark gap should be 3 4mm between the electrode tip and the pilot flame hood Check that isolating valves are turned on and gas is available Check pilot hood for blockage Remove pilot jet and blow clean The jet is located inside the base of the pilot burner and is removed by disconnecting the gas to the pilot and removing the brass nut from the base of the bu...

Page 16: ... the back log is sitting on its brackets Check and set gas pressure to manufacturers specifications Main burners extinguishing Flue down draughting Flueway blocked Pilot flame is not large enough Severe down draught This is caused by a vacuum in the room Turn off heater Turn off all air conditioners expelair fans other heaters etc Open doors and windows to allow pressure to equalise Re light heate...

Page 17: ... tube enters the control Tighten brass collar nut Replace thermocouple A new thermocouple may be ordered through your YUNCA agent See parts list A replacement may be fitted by a suitably qualified service person See parts list Pilot burning no gas to burners Burner injectors may be blocked Faulty control Disconnect gas supply at burners and unscrew brass injectors from end of burner Use compressed...

Page 18: ...burner pipe assembly 6608J Rear burner pipe assembly E 14 Otago Bay Log Set assembly LZ B11 Door gasket 1610BX Glass 1950 Booster fan assembly 1955 Rocker switch JER1703RH Right side panel state Colour JER1703 Left side panel state Colour JER1701 Top panel state Colour JER1701 Main door state Colour JER1707A Enamelled combustion wrap APPENDIX B INJECTOR SIZE GAS TYPE FRONT BURNER BACK BURNER NATUR...

Page 19: ...arranty This warranty is void if the recommended service schedule is not implemented as suggested in this manual and carried out by a suitably qualified person Limitations of Liabilities Yunca Heating hereby waivers any liability for incidental and consequential damage directly or indirectly sustained or for any loss caused by the application of this product not in accordance with the current prin...

Page 20: ..._____________________________________________ Date _____________ Yunca Gas Dunedin PO Box 500 DUNEDIN Telephone 03 488 4342 Cut along here This section must be returned within 10 days of purchase YUNCA JERVOIS WARRANTY REGISTRATION Serial No _________________ Gas Type _____________ Purchase Date_______________ Purchasers Name ___________________________________________________________ Purchasers A...

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