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Summary of Contents for Yunca Gas jervois
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Page 1: Warranty Information
Jervois FREESTANDING GAS HEATER March 2002 OPERATIONS, MAINTENANCE & WARRANTY INFORMATION 19-07-05 Page 1 of 20 Operation Instructions for Jervois Freestanding Gas Heater March 2002... -
Page 2: Table Of Contents
CONNECTION TO GAS SUPPLY TESTING PRESSURES OPERATION MAINTENANCE FAULT FINDING GUIDE Appendix A PARTS LIST Appendix B INJECTOR SIZES Appendix C WARRANTY, WIRING DIAGRAM Appendix E WARRANTY REGISTRATION 19-07-05 Page 2 of 20 Operation Instructions for Jervois Freestanding Gas Heater March 2002... -
Page 3: Introduction
Control valve compartments, burners, fan, and air circulating passageways of the Jervois must be kept free from any lint and dust build-up to ensure efficient and safe operation of the heater. -
Page 4: Installation
INSTALLATION Considerations The most desirable and beneficial location for a YUNCA JERVOIS HEATER is in the centre of a building, thereby allowing the most efficient use of the heat created. The location of windows, doors and the traffic flow in the room where the heater is to be located, should all be considered. -
Page 5: Flue Installation
Typical Flue Installation 19-07-05 Page 5 of 20 Operation Instructions for Jervois Freestanding Gas Heater March 2002... -
Page 6: Clearances
CLEARANCES The YUNCA JERVOIS FLUED GAS HEATER should be installed with clearances 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. -
Page 7: Connection To Gas Supply
Burn only the fuel for which the heater is equipped. The YUNCA JERVOIS may be shipped from the factory equipped to burn Natural Gas, Propane or L.P.G. The data plate affixed to the back of the heater specifies the gas type, which the heater is factory equipped for. -
Page 8: Testing Pressures
Refer to fig. 4 below CONNECTING THE FAN The fan should be connected to the mains supply (240V 50Hz) via the 3m flex and 3pin plug provided. 19-07-05 Page 8 of 20 Operation Instructions for Jervois Freestanding Gas Heater March 2002... -
Page 9: Operation
8. After the front burner has been turned on, turn the back burner on, by pushing in knob “C” and turning Anti-Clockwise to maximum position. Allow both burners to run for 30 minutes to bring the room up to temperature. 19-07-05 Page 9 of 20 Operation Instructions for Jervois Freestanding Gas Heater March 2002... - Page 10 4. Push in the pilot control knob “A” and turn it clockwise to off. Note: the knob cannot be turned from “pilot” to “off” unless it is pushed in slightly. Do not force it. 19-07-05 Page 10 of 20 Operation Instructions for Jervois Freestanding Gas Heater March 2002...
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Page 11: Maintenance
A qualified service person recommended by your YUNCA dealer should conduct an annual inspection and undertake any maintenance required on your JERVOIS. Its venting and installation must be checked to keep it running safely and efficiently. The following procedures should be performed only by a qualified service person. - Page 12 REPLACING THE GASKET. The YUNCA Jervois has a 10mm fibreglass gasket surrounding the front door. Should it ever need replacement, use only the replacement gasket that is available from your YUNCA dealer. Procedure. 1. Remove the front door as described on previous page.
- Page 13 This is the one maintenance procedure designed to be carried out by the householder. It can be cleaned with a brush or vacuum cleaner, and replaced. 19-07-05 Page 13 of 20 Operation Instructions for Jervois Freestanding Gas Heater March 2002...
- Page 14 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 as shown below if needed. 19-07-05 Page 14 of 20 Operation Instructions for Jervois Freestanding Gas Heater March 2002...
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Page 15: Fault Finding Guide
Check for any obstructions in the gas line that may cause low pressure or restrict flow. Purge gas lines. No Supply Gas. L.P.G. -- Refill tank Natural -- Check with gas supplier. 19-07-05 Page 15 of 20 Operation Instructions for Jervois Freestanding Gas Heater March 2002... - Page 16 Severe down draught. If the flame pattern is disturbed during extreme winds then ensure a recommended flue cowl has been fitted and is still in place. 19-07-05 Page 16 of 20 Operation Instructions for Jervois Freestanding Gas Heater March 2002...
- Page 17 Extract the control valve, note the position. Clean the control valve clean and re-assemble. Test operation. 19-07-05 Page 17 of 20 Operation Instructions for Jervois Freestanding Gas Heater March 2002...
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Page 18: Parts List
APPENDIX B INJECTOR SIZE: GAS TYPE FRONT BURNER BACK BURNER NATURAL 2.3mm diameter 2.8mm diameter L.P.G. (NZ only) 1.15mm diameter 1.15mm diameter PROPANE 1.25mm diameter 1.25mm diameter 19-07-05 Page 18 of 20 Operation Instructions for Jervois Freestanding Gas Heater March 2002... -
Page 19: Warranty, Wiring Diagram
APPENDIX C: Warranty: The Yunca Jervois Free Standing Gas Heater is covered by a limited Five-Year Warranty against defects in materials and workmanship. All gas and electrical components including control, burners, pilot assembly, tubing, fan and switchers are warranted for a period of one year from date of purchase. -
Page 20: Warranty Registration
Purchasers' Name. ___________________________________________________________ Purchasers’ Address. _________________________________________________________ City. _____________________________ PostCode. ____________ Telephone __________ Where Purchased. ____________________________________________________________ Installed By. ________________________________________________ Date. _____________ Return to: Yunca Heating PO Box 932 INVERCARGILL 19-07-05 Page 20 of 20 Operation Instructions for Jervois Freestanding Gas Heater March 2002...