INSTALLATION MANUAL
Contents
1. 2050 to 2450 Pa e Adjust only if outside this range e USE LARGE HIGH GAS ADJUSTMENT SCREW hold small adjustment screw still Low gas adjustment High gas LAS adjustment lt ENSURE BOTH LEADS ARE CONNECTED TO MODULATING COIL WHEN FINISHED Outlet pressure test point 5 Braemar rubs rHivps Crente POOLING SYSTEM SETUP Note that the settings below can only be adjusted within the first hour of powering the SCC After that disconnect the SCC loom discharge the SCC capacitor then re connect the loom Set the time amp day SCC thermostat e With the SCC in OFF mode press and hold SET e Use the UP DOWN arrows to adjust the time press SET when satisfied e Use the UP DOWN arrows to adjust the day press SET when satisfied Set the heater amp cooler type SCC thermostat e With the SCC in OFF mode press SET amp AC MODE simultaneously e THD3 use the UP DOWN arrows to adjust the heater type to HEAT 3 factory default press SET when satisfied e THMD5 use the UP DOWN arrows to adjust the heater type to HEAT 4 press SET when satisfied e Use the UP DOWN arrows to adjust the cooler type press SET when satisfied e COOL 1 evaporative factory default e COOL 2 refrigerated THMD5 only Set maximum fan speed THMD5 ONLY e Press and hold SET and press FAN e Check the air flow from all outlets e f required adjust the fan speed 7 8 9 or 10 using the UP DOWN arrows Press SETwhen s2. e Remove heat exchanger end panel and heat shield e Carefully detach the bundled thermistor cable from the overtemp bracket e Feed thermistor cable and bracket down to supply return air plenum base panel e Secure thermistor bracket using screw provided into previously drilled pilot hole with long fold towards supply air cutout Bundled thermistor cable Plenum supply air cutout Flue connection THD3 Powder coated die cast flue terminal THMD5 Powder coated metal flue terminal e Attach powder coated die cast flue terminal to heater e Attach flue connection spigot to heater over flue outlet over flue outlet fixing in place using screws supplied using screws supplied with heater with heater e Attach powder coated metal flue terminal to flue e A flue guard kit is available P No 079073 connection spigot fixing in place using screw supplied with heater e A flue guard kit is available P No 079073 THMD5 When reversing the flue outlet the flue outlet panel must be relocated to the other side of heater to ensure the combustion air inlet louvres are on the same side as the flue terminal THOS FLUE THMD5 FLUE Flue outlet panel Flue connection spigot External powder coated metal flue terminal THMD5 External powder coated die cast flue terminal THD3 Fix in place with screw 3 Braemar runs THMDs HEATING COOLING THERMOSTAT LO
3. CAL CONNECTION e Electrical wiring amp fittings must be installed by a licensed Electrician e Seeley International recommends that all Braemar gas ducted heaters are wired with a dedicated circuit from the distribution board with a separate circuit breaker e Wiring must be installed in accordance with the relevant electrical standards amp regulations e The electrical supply must be 240V 50Hz e A suitable 10A 3 pin 240V GPO must be fitted adjacent to the heater IMPORTANT e Ensure that the polarity of the power supply is correct ENSURE HATIP OTAR OE GAS CONNECTION e All gas supply piping must be installed by a licensed gas fitter in accordance with Standard AS NZS 5601 Gas Installations e Gas connection point All models 3 4 BSP female flare nut e Gas supply piping must be sized to ensure a minimum gas pressure of 1 13 kPa for natural gas appliances or 2 75kPa for propane appliances at the inlet to the heater with the heater and all other gas appliances operating at maximum gas rate Detailed pipe sizing information is contained in Standard AS NZS 5601 Gas Installations e The maximum gas rate for the heater is located on the specification label on the underside of the heater lid e An AGA approved gas cock manual shut off valve must be fitted in the gas supply line adjacent to the heater outside the heater cabinet to enable isolation of the heater for maintenance and or servicing e Ensure that all air is purged from
4. CATION THD3 2 wire thermostat or Braemar SCC THMD5 SCC to achieve 5 2 star rating The wall control should be located central to the main living area approximately 1 5m above floor level The main living area should be confirmed with the occupants Wall control placement is critical to ensure correct functioning of the heating system The following points must be taken into account e Avoid direct sunlight e Avoid mounting on external walls Avoid mounting near heat sources such as stoves TV sets etc Do not locate in the air stream from an outlet register Do not locate in draughty areas Do not locate in hallways Do not locate adjacent to return air grille Always fill cable entry hole in wall 24V manual digital thermostat THD3 ONLY THD series heaters can all be used with a standard 2 wire type manual digital thermostat Connect a low voltage 2 wire loom between the thermostat and T STAT on the BSC circuit board Note that with Braemar THD3 series heaters zoning and evaporative or refrigerated cooler operation is not possible with these thermostats Mus o Braemar Spectrolink Comfort Control SCC e A 20m loom is supplied with the heater for connnection directly between the heater and the SCC e Feed the wiring loom through the large hole in the SCC mounting bracket and attach the mounting bracket to the wall e Plug the wiring loom into the socket
5. Check flue cowl is installed correctly e Check wiring to pressure switch is not dislodged Spark but no ignition e Check gas valve on off switch is set to ON e Check flame roll out switch is closed press red button Room fan does not start e Check room fan wiring connected correctly All checks OK but still does not start e Disconnect power wait 5 minutes and start again If the heater still does not start or operate correctly after running through these troubleshooting and diagnostic checks contact WARRANTY SERVICE 1300 650 644 TECHNICAL SUPPORT 1300 650 399 Please have your appliance model number serial number and any displayed fault codes available prior to calling Example THMD520N SEELEY INTERNATIONAL INSTALLATION MANUAL 6 SAFETY INSTRUCTIONS Employers and Employees Responsibility The installation and maintenance of gas ducted heating units particularly at height has the potential to create Occupational Health and Safety issues for those involved Installers are advised to ensure they are familiar with relevant State and Federal legislation such as Acts Regulations approved Codes of Practice and Australian Standards which offer practical guidance on these health and safety issues Compliance with these regulations will require appropriate work practices equipment training and qualification of workers Seeley International provides the following information as a guide to contractors and em
6. SEELEY INTERNATIONAL INSTALLATION MANUAL Braemar Ecostar THD3 THMD5 Gas Ducted Heater Braemar HEATING COOLING THIS HEATER IS TO BE INSTALLED BY AN AUTHORISED PERSON ONLY ALWAYS read the operating instructions before operating the appliance DO NOT place articles on or against this appliance DO NOT use or store flammable materials near this appliance DO NOT spray aerosols in the vicinity of this appliance while it is in operation DO NOT operate this appliance with panels covers or guards removed This Braemar gas ducted heater must be installed in accordance with these instructions local gas fitting regulations municipal building codes electrical wiring regulations Australian Standard AS NZS 5601 Gas Installations and any other relevant statutory requirements This heater must not be installed downstream from an evaporative cooler air washer or indoor unit of a refrigerated system This heater is not suitable for installation in a marine environment Gas Type Refer label alongside gas inlet Gas Consumption Refer data label on underside of appliance lid UNPACKING THE HEATER Remove the plastic wrap and cardboard transport cover Check that the heater model and gas type are as required model details are provided on the specification label on the end panel of the heater gas type is given on the label next to the gas inlet Report any transit damage within 7 days do not install the heater if it is dam
7. aged Dimension mm Hes Modal TS TST STE TESTA LTT ET LIMES PSR TS De ee oe T re ow e pss olele Lm oo eleele 0m t G M i N z j I X k l lourEr f AIR INLET 1 suppty RETURN 7 7 wm mm 1 r OUTLET AIR INLET SUPPLY RETURN Bottom View MINIMUM FLUE CLEARANCES fomm eral gas meter From a drain pipe or soil pipe in pip ree e From a mechanical air inlet including a spa blower 300mm I i e Vertically below an openable window on mechanical Roa any other flue terminal cowl or combustion air air inlet or any other opening into a building with the intake exception of sub floor ventilation 1500mm e Horizontally in the direction of discharge from an openable window door non mechanical air inlet or any other opening into a building with the exception of e Below eaves balconies and other projections e Horizontally from an openable window door non mechanical air inlet or any other opening into a building with the exception of sub floor ventilation 500mm n sub floor ventilation e From electricity meter or fuse box e From a return wall or external corner Refer also AS NZS 5601 Gas Installations e Horizontally from any building structure or obstruction facing a terminal 1 Braemar THD3 THMDS HEATING J COOLING ELECTRI
8. atisfied Balance the air flows e With the heater running and all outlets open adjust balancing dampers to achieve a suitable air flow from each outlet Programming the thermostat SCC thermostat e Discuss auto program requirements with the customer To enter programming mode press and hold SET with the SCC in AUTO mode e Use the UP DOWN arrows to adjust the day or group of days to be programmed then press SET system goes to WAKE time period e Adjust time temperature zones and fan speeds e Use UP DOWN arrows to adjust start time then press SET e Use UP DOWN arrows to adjust required temperature then press SET e System will go to next time period e Repeat setting procedure for AWAY HOME and SLEEP time periods Explain system operation to customer e Explain the operation of the system to the customer home owner e Hand the operating instructions and warranty card to the customer home owner DIAGNOSTIC CODES THD3 SCC thermostat required refer service manual for full instructions poos Description Pewee SCC display 1 P 100 closed at start Li Reset 1 2 P 100 failed to close ti Reset 2 3 P 100 open during run SSD Normal 7 Ignition failure L Reset 7 9 Internal memory failure L2 INS Reset 9 10 HX OT1 opened SSD L1 Normal 11__ EFS shutdown SSD L1 Normal 19 HX OT2 open at start L2 Ns Reset 19 DIAGNOSTIC CODES THMD5 SCC thermostat required refer service ma
9. gas line e Ensure that there are no gas leaks GAS INLET PIPE e Remove gas inlet pipe from inside the heater e Fit grommet supplied to gas inlet pipe transport hole HEATER INSTALLATION e Remove old heater from supply return air plenum and discard e Check supply return air plenum structural integrity If plenum is damaged the plenum will need to be removed and a TH or THM ducted heater will need to be installed Installing thermistor preperation THMD5 ONLY Thermistor location is CRITICAL to the correct operation of the heater e Drill 2 5mm pilot hole in the centre of plenum supply air cutout 30mm from inside face Attaching heater to supply return air plenum e Place strip of adhesive foam tape supplied in heater along top of supply return air plenum centre panel e Lower heater onto supply return air plenum ENSURE FAN END OF HEATER IS LOCATED OVER RETURN AIR SIDE OF PLENUM Gas Connection All Models Gas inlet pipe transport hole Pilot hole for thermistor bracket required on supply outlet side only Installer to check which side is supply outlet air Suppl air qirachon 30mm Supply return air plenum Supply return air plenum NOT SUPPLIED WITH BRAEMAR HEATER be SEELEY INTERNATIONAL INSTALLATION MANUAL 2 Installing Thermistor THMD5 ONLY Overtemp bracket Thermistor location is CRITICAL to the correct operation of the heater
10. n off Off Off On Off Off Off Flash 1s on 1s off Flash 1s on 1s off P 25 50 On Flash closed at start 1s on 1s off 1s on 1s off Flash Off Off P 100 On failed to close Off Off Off 2s on 2s off P 75 failed to close on Off Off Flash 2s on 2s off P 25 50 failed to close on 2s on 2s off 2s on 2s off Off P 100 On open during run On P 75 open during run Flash 1s on 1s off P 25 50 open during run Flash 1s on 1s off Flash 1s on 1s off Off Flash 1s on 1s off 1s on 1s off dipswitch settings TROUBLE SHOOTING amp DIAGNOSTICS If the heater fails to start try the following No power Is green LED on BSC circuit board on Plug in heater supply lead Turn on power Turn on circuit breaker No gas supply e Min supply pressure 1 13 kPa NG 2 75 kPa LPG e Has gas meter been installed e Turn gas on at gas meter Thermostat not connected e Connect manual 2 wire thermostat to MAN T STAT terminals on circuit board Connect Braemar Spectrolink CC to CC terminals on circuit board No thermostat communication e Check for YES on SCC display when first powered Thermostat not calling for heat e Adjust set point above current room temperature e Check LED s centre LED red on steady Combustion fan does not start e Check that the fan is not blocked or jammed No spark e
11. nual for full instructions a Description Srur Sawa SCC display 1 P 25 50 closed at start A Reset 1 2 P 25 50 failed to close L1 Reset 2 3 P 25 50 open during run ssp Normal 4 Thermistor gt 70oC during run ssp Normal 5 Thermistor not connected or short circuit L1 Reset 5 7 Ignition failure L1 Reset 7 9 Internal memory failure L2 Reset 9 10 HX OT1 opened SSD L1 Normal 11 EFS shutdown SSD L1 Normal 12 P 75 100 closed at start L1 Reset 12 13 P 75 100 failed to close LA Reset 13 14 P 75 100 open gt 30 sec during run SSD Normal 15 Thermistor in cool location in duct ssp Normal 46 Thermistor not installed in outlet duct 1ST DC16 L1 Reset 16 2ND DC16 L2 N Reset 16 19 HX OT2 open at start L2 NX Reset 19 s Shut down type dependent on current operating status SSD Safety shut down L1 Reset not required Lockout 1 User reset from SCC press RESET twice or Manual t stat off on off on wait 5 seconds at each state or Power off power on L2 Lockout 2 Reset from SCC service mode only MODULATING CIRCUIT BOARD MCB LED INDICATORS THMD5 LED 2 RED LED 1 Status GREEN LED 3 RED LED 4 RED LED RED Power on Heater off 100 gas 75 gas 50 gas ee 25 gas P 100 closed at start P 75 closed at start On Off Off Off Off O On On On On On On On On off On On On off off On On Off Off off O
12. on the SCC and carefully slide the SCC into the mounting bracket SCC connection THMD5 e The SCC is connected directly to the MCB note that this is different to Braemar TH heaters where the SCC is connected to the BSC Braemar Speticokert SCC connection THD3 e The SCC is connected directly to the BSC COMMISSIONING THD3 INSTALLER OR COMMISSIONING AGENT Installation checks e Check for gas leaks rectify any leaks found e Check that the flue system is connected sealed and installed with appropriate clearances e Check that thermostat is wired correctly and installed in a suitable location e Check that the heater is level in both directions Gas pressure checks e Connect a manometer to the outlet pressure test point on the gas valve e Start the heater THD3 Run heater and check pressure at outlet test point adjust if necessary All natural gas models Propane models THD3 15 20 2500 200 Pa THD330 1900 200 Pa 875 50 Pa OUTLET PRESSURE REGULATOR TEST POINT ADJUSTMENT OVER Gas Out Set maximum fan speed e Turn the heater on at the thermostat and allow to run for 5 10 minutes to reach operating temperature e Check the air flow from all outlets e If required adjust the fan speed by turning the trimpot located on the BSC board al
13. ongside the 10 pin connector e Fully clockwise fan speed 10 e Fully anti clockwise 3 4 turn fan speed 7 aig oe eeNsPEED O DECREASE SEELEY INTERNATIONAL INSTALLATION MANUAL 4 COMMISSIONING THMD5 INSTALLER OR COMMISSIONING AGENT Installation checks e Check for gas leaks rectify any leaks found e Check that the flue system is connected sealed and installed with appropriate clearances e Check that thermostat is wired correctly and installed in a suitable location e Check that the heater is level in both directions Gas pressure checks e Connect manometer to outlet pressure test point on gas valve e Start heater as described in Owner s Manual e Wait 30 seconds after heater lights to ensure heater has reached high gas rate Check high gas e High gas pressure NaturalGas Nominal 875 Pa 825 to 925 Pa Propane Nominal 2250 Pa 2050 to 2450 Pa e Adjust only if outside this range e USE LARGE HIGH GAS ADJUSTMENT SCREW hold small adjustment screw still Check low gas e Remove one lead from modulating coil LOW VOLTAGE 0 17 Vdc e Low gas pressure Natural Gas Nominal 100 Pa 90 to 110 Pa Propane Nominal 180 Pa 170 to 190 Pa e Adjust only if outside this range e USE SMALL LOW GAS ADJUSTMENT SCREW hold large adjustment screw still Re check high gas e Re connect lead to modulating coil e High gas pressure Natural Gas Nominal 875 Pa 825 to 925 Pa Propane Nominal 2250 Pa
14. people used e Are all tools and materials being used prevented from slipping and falling onto a person at ground level Is the area below the work area suitably protected to prevent people entering this area e Does the work schedule take into account weather conditions allowing for work to be suspended in high winds thunder storms lightning or other types of weather giving wet slippery surfaces e ls there an on going safety check system of harnesses ropes ladders and access lifting equipment and any anchor points on roofs before the commencement of work e Is there a system which prevents employees from working on or in roofs if they are unwell or under the influence of drugs or alcohol e Are there any special conditions to consider i e excessive roof pitch limited ground area fragile roof electrical power lines Warranty Service Australia 1 300 650 644 seeleyinternational com It is the policy of Seeley International to introduce continual product improvement Accordingly specifications are subject to change without notice Please consult with your dealer to confirm the specifications of the model selected Braemar HEATING COOLING www braemar com au
15. ployees to assist in minimising risk Risk Assessment A risk assessment of all hazardous tasks is required under legislation A risk assessment is an essential element that should be conducted before the commencement of work to identify and eliminate the risk of falls and other risks or to minimise these risks by implementing control measures This does not need to be a complicated process it is a matter of assessing the job to be done and considering what actions are necessary so the person doing the job does not injure themselves This should be considered in terms of e What are the chances of an incident occurring e What could the possible consequences be e What can be done to reduce or better still eliminate the risk Some points to consider Some points to consider when working on or in a roof e What is the best and safest access to the roof and working areas e What condition is the roof in Should the roof structure and surface be checked e Does the worker have appropriate footwear e Are all power cables extension leads safe and appropriately rated e Are all ladders tools and equipment suitable and in good condition e Where ladders are to be used is there a firm stable base for them to stand on Can they be tied or secured in some way at the top e ls there a roof anchor to attach a harness and lanyard to If so instruction should be issued for the use of an approved harness or only suitably trained
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