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Seeley WF2000 Service Training
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Seeley WF2000 Service Training

Seeley WF2000 Service Training

Gas wall furnace
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WF2000 Gas Wall Furnace
Service TRAINING 2011.

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Summary of Contents for Seeley WF2000

  • Page 1 WF2000 Gas Wall Furnace Service TRAINING 2011.
  • Page 2 Note: Service Personal Must be Appropriately Qualified and Trained to work on this appliance. All National, and State, Gas and Electrical regulations must be fully adhered to. Installation by a unqualified person will void the product warranty.
  • Page 3 • Old & New series case removal. • Cosmetic changes only. • The internal heater remains identical. • Diagnosing & Testing units. • Discuss installation requirements. • WF2000 26MJ/h, 30MJ/h & 40MJ/h application. **NOTE : 26MJ/h Unit is no longer manufactured...
  • Page 4 WF2000 – WALL FURNACE Input Output 30MJ = 8.34kW 40MJ = 11.1kW Shipping Details Length - 1850 Width Depth Volume - .24 m3 Weight - 46kg...

  • Page 5: Installation Types

    Installation Types Room Air Room Air Inlets Inlets Optional kit attached INBUILT CONSOLE (Semi-Recessed ) Control (Surface Mounted) Panel Unit fits into a purpose Door Unit fits against an built wall cavity. existing wall. Combustion Air Intake Vents Main Heat Outlet...
  • Page 6 WF2000 Wall FURNACE Draft Diverter Control Panel Heat Exchanger Burner Assembly Gas Valve Room Fan Heat Outlet Grill Old Style Cabinet New Style Cabinet...
  • Page 7 WF2000 – WALL FURNACE New Style Case Unplug Earth Connection (Inside cover) when dismantling DISMANTLING Make sure the power is off & unit unplugged • Turn the power off & unplug. • Carefully remove the two securing screws through the front lower grill.
  • Page 8 WF2000 – WALL FURNACE Dismantling Cover Securing Screws Clearance Between Heater & Floor 100mm Minimum 200mm Maximum. Vertical Direction Louvers...
  • Page 9 WF2000 With Cover Removed...
  • Page 10 Complete Pilot Assembly FLAME ON “V” Shaped Pilot Flame Thermocouple Flame Sensor. Pilot Head Ignition Electrode...
  • Page 11 Complete Pilot Assembly (Flame Off) Thermocouple Flame Pilot Head Sensor. Main Burner Gas Ignition Electrode Supply Tube Aluminum Thermocouple connection wire - The outer copper tube is one conductor and the other conductor is encased in but insulated from the outer conductor (similar to coaxial cable) Gas Valve Control...
  • Page 12 To Remove The Room Fan. Make sure the power is off & unit unplugged Remove the NINE Screws from the Motor Mounting Plate. NOTE : 2 screws are hidden, 1 each behind the capacitor and resistor respectively...
  • Page 13 To Remove The Room Fan. Lift out as shown in photo.
  • Page 14 To Remove The Room Fan. Lift out as shown in photo.
  • Page 15 Top Section Of Unit. Heat Exchanger Shield Panel Flue Connection Flue Draft Diverter Cover Control Panel...

  • Page 16: Heater Controls

    Heater Controls Operating Instructions Temperature Room Fan Switch Setting Piezo Ignition (Push Button) Pilot Meter Over Temp Pilot Meter Earth Cut Out Overtemp Manual Reset 40mj only...

  • Page 17: Heater Components

    Heater Components Fan ON/OFF Thermal switch Motor Capacitor Gas Control Shaft Drive Main Burner Gas Tube Room Fan Speed Resistor Thermocouple Terminal Power Cord Connection Gas Control Heat Outlet Room Fan Motor ½” BSP Gas Connection...
  • Page 18 Heater Components (Gas Valve) Heat Control Pilot Gas Supply Pilot Adjustment Minimum Rate Adjustment Thermostat Capillary Bellows (part of gas valve assembly) Burner Test Point Main Burner Gas Supply Inlet Gas Supply Test Point Flame Rollout Mounting Screws Thermocouple Connection...
  • Page 19 Gas Valve Information Regulator Adjustment Screw CLOCKWISE :Increase Pressure ANTI-CLOCKWISE: Decrease Pressure Burner Pressure test point (use 8mm spanner or blade screwdriver) Main burner gas supply Inlet pressure test point Inlet Gas connection 15mm...

  • Page 20: Airflow Paths

    Airflow Paths Warm room air path External View Warm room air and Combustion Air Path Combustion air path...
  • Page 21 Unit Gas Requirements...
  • Page 22 Room Fan Motor Motor has sealed bearings with high temperature grease...
  • Page 23 Room Thermostat Bracket We get Service Calls, where the probe is still inside the case.
  • Page 24 Side View of the Flue Diverter. Heat Shields Side View of Flue Diverter Intake Panels (Remove) to access heat exchanger...
  • Page 25 Top Mounting Bracket Always remove the Old Brackets, and fit the New, when replacing Old Units.
  • Page 26 Thermocouple 80c Auto Over Temp 30 MJ/h Unit Flame Sensor Cut Out Connect to Thermocouple Outer cover Pilot Assembly Inner Contacts MAIN GAS VALVE Thermocouple Outer Cover Thermocouple Terminal Block Set Millivolt Meter to low scale DC Maximum reading will be 30 Millivolts DC.
  • Page 27 80c Auto Over Temp Thermocouple 30 MJ/h Unit Cut Out Flame Sensor 17 mv Connect to Outer cover Thermocouple Pilot Assembly Inner Contacts MAIN GAS VALVE Thermocouple Thermocouple Outer Cover Terminal Block Set Millivolt Meter to low scale DC Maximum reading will be 30 Millivolts DC.
  • Page 28 80c Auto Over Temp Thermocouple 30 MJ/h Unit Cut Out Flame Sensor Connect to Outer cover Thermocouple Pilot Assembly Inner Contacts MAIN GAS VALVE Thermocouple Thermocouple Outer Cover Terminal Block Set Millivolt Meter to low scale DC Maximum reading will be 30 Millivolts DC.
  • Page 29 80c Auto Over Temp Thermocouple 30 MJ/h Unit Cut Out Flame Sensor Connect to Outer cover Thermocouple Pilot Assembly Inner Contacts MAIN GAS VALVE Thermocouple Thermocouple Outer Cover Terminal Block Set Millivolt Meter to low scale DC Maximum reading will be 30 Millivolts DC.
  • Page 30 80c Auto Over Temp Thermocouple 30 MJ/h Unit Cut Out Flame Sensor Connect to Thermocouple Outer cover Pilot Assembly Inner Contacts MAIN GAS VALVE Note: If the Thermocouple Voltage gets below 2 mv the Gas Valve will shut off.
  • Page 31 40 MJ/h Unit 80c Auto Over Thermocouple Temp Cut Out Flame Sensor 120c Manual Over Temp Cut Out 21 mv Connect to Thermocouple Outer cover Inner Contacts Pilot Assembly MAIN GAS VALVE Thermocouple Thermocouple Outer Cover Terminal Block Set Millivolt Meter to low scale DC Maximum reading will be 30 Millivolts DC.
  • Page 32 40 MJ/h Unit 80c Auto Over Thermocouple Temp Cut Out Flame Sensor 120c Manual Over Temp Cut Out 17 mv Connect to Outer cover Thermocouple Pilot Assembly Inner Contacts MAIN GAS VALVE Thermocouple Thermocouple Outer Cover Terminal Block Set Millivolt Meter to low scale DC Maximum reading will be 30 Millivolts DC.
  • Page 33 40 MJ/h Unit 80c Auto Over Thermocouple Temp Cut Out Flame Sensor 120c Manual Over Temp Cut Out 16 mv Connect to Outer cover Thermocouple Inner Contacts Pilot Assembly MAIN GAS VALVE Thermocouple Thermocouple Outer Cover Terminal Block Set Millivolt Meter to low scale DC Maximum reading will be 30 Millivolts DC.
  • Page 34 40 MJ/h Unit 80c Auto Over Thermocouple Temp Cut Out Flame Sensor 120c Manual Over Temp Cut Out Connect to Outer cover Thermocouple Pilot Assembly Inner Contacts MAIN GAS VALVE Thermocouple Thermocouple Outer Cover Terminal Block Set Millivolt Meter to low scale DC Maximum reading will be 30 Millivolts DC.
  • Page 35 40 MJ/h Unit 80c Auto Over Thermocouple Temp Cut Out Flame Sensor 120c Manual Over Temp Cut Out 14 mv Connect to Outer cover Thermocouple Pilot Assembly Inner Contacts MAIN GAS VALVE Thermocouple Thermocouple Outer Cover Terminal Block Set Millivolt Meter to low scale DC Maximum reading will be 30 Millivolts DC.
  • Page 36 40 MJ/h Unit 80c Auto Over Thermocouple Temp Cut Out Flame Sensor 120c Manual Over Temp Cut Out Connect to Outer cover Thermocouple Pilot Assembly Inner Contacts MAIN GAS VALVE Thermocouple Thermocouple Outer Cover Terminal Block Set Millivolt Meter to low scale DC Maximum reading will be 30 Millivolts DC.
  • Page 37 Fan Speed & Voltages Warning Main Power BOOST 200 VAC 240 VAC 50 HZ MEDIUM 160 VAC LOW 125 VAC...
  • Page 38 Point“A” For Fan Speed Test Measure AC Volts between Point “A” Fan Supply to Point “B” Neutral. Point “B” Fan Speed & Voltages Warning Main Power BOOST 200 VAC 240 VAC 50 HZ MEDIUM 160 VAC LOW 125 VAC...
  • Page 39 WF2000 FAN RESISTOR TEST • Note the wiring location then carefully • Unplug all connections on the resistor • Use a good quality Multimeter on it’s Ohms range Measure resistance between Pin 1 and 4. It should read approximately 510 Ohms.

  • Page 40: Things You Need To Know

    Things you need to know.
  • Page 41 Things you need to know. Warning: 40MJ/h furnaces are not recommended for Domestic Home use, due to their capacity and air flow. • Conversion Kits. – 40MJ/H to 26 or 30MJ/H • Cover Information. • Technical Bulletins from 2000 to 2008. •...
  • Page 42 INSTALLATION AND FLUE KITS This section shows Installation Kits, and Flue Kits that we recommend for use when installing WF2000 Wall Furnaces.
  • Page 43 INSTALLATION KITS FOR COMMON HEATER REPLACEMENTS...
  • Page 44 INFILL PANEL KIT Infill Panel Kit - 085135 The in-fill panel kit is used to cover the existing wall opening or wall markings when replacing some older and taller heaters. Fit the in-fill panel after the heater is fitted onto the mounting brackets Attach the in-fill panel to the wall using screws to suit the wall type - screws to suit plaster board, timber or masonry walls are supplied in the in-fill panel kit.
  • Page 45 FLUE ADAPTOR KIT 079981 The flue adaptor is used to connect between the flue spigot on the top of the Braemar WF2000 and the bottom of the existing flue system to allow the WF2000 to be installed at the correct height for some...
  • Page 46 The twin-skin flue extension is used in conjunction with the flue adaptor to connect between the flue spigot on the top of the Braemar WF2000 and the bottom of the existing flue system to allow the WF2000 to be installed at the correct height for some replacement installations, and to enable the use of the existing flue system (note that if the existing flue system is to be used it must comply with the current requirements of AS5601 "Gas installations").
  • Page 47 STANDARD CONSOLE FLUE KIT Standard Console Flue Kit 087818 This kit is required to 530mm complete a console installation up to 3m 1200mm ceiling height. Includes: 465mm • Flue cover 470mm • Console side panels • Flue cover retaining brackets •...
  • Page 48 STANDARD CONSOLE FLUE KIT Long Console Flue Kit 087825 530mm This kit is required to complete a console installation up to 3.6m 1800mm ceiling height Includes: 465mm 470mm • Flue cover • Console side panels • Flue cover retaining brackets 80mm •...
  • Page 49 FLUE KIT Flue kit 077956 This kit is required for new installations and for replacement installations 900mm where the existing flue system cannot 600mm be flue system cannot be utilised. Includes: 85mm • 100mm round Flue cowl • Rectangular to round flue transition 100mm 53mm •...
  • Page 50 REAR REGISTER KIT Rear Register 085142 The rear register kit enables up to 60% of the heated air to be delivered to a room behind that in which the heater is installed. This can only be done where the heater is installed on an internal wall.

  • Page 51: Mounting Kit

    MOUNTING KIT Mounting Kit 079912 The mounting kit enables a flue system to be installed before the wall furnace is on site if required. These parts are also supplied with every wall furnace. The top and bottom mounting brackets are installed as shown on page 4 and 5 of the installation instructions. 75mm 405mm 35mm...
  • Page 52 Phone +61 8 8328 3850 Seeley International Pty Ltd +61 8 8328 3951 112 O’Sullivan Beach Road Lonsdale SA 5160 ABN 23 054 687 035 Australia seeleyinternational.com PO Box 164 Lonsdale SA 5160 Australia...