Braemar Down Series Owners Manual Installation, Operating & Service Instructions Download Page 1

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RPC

Evaporative Air Conditioning

Owners Manual

Installation, Operating & Service Instructions

January 2009

Manufacturers and Designers of Technically Advanced Quality Heating and Cooling Products

Down Series

Side Series

Top Series

Summary of Contents for Down Series

Page 1: ...ve Air Conditioning Owners Manual Installation Operating Service Instructions January 2009 Manufacturers and Designers of Technically Advanced Quality Heating and Cooling Products Down Series Side Series Top Series ...

Page 2: ...he data compiled in the document Seeley International Pty Ltd does not assume any liability for errors and or omissions Braemar is a registered trademark of Braemar Industries Pty Ltd Seeley International Pty Ltd ACN 23 054 687 035 Albury Manufacturing 77 North Street Albury NSW 2640 www seeley com au TECHNICAL L SUPPORT CENTRE 1300 650 399 For technical support regarding the installation of this ...

Page 3: ...y please quote the unit Model number and Serial number as shown below Model No Serial No For your future reference Air conditioner purchased from Air conditioner purchase date Phone No Air conditioner installed by Air conditioner installation date Phone No COOLER DETAILS ...

Page 4: ...Motor Low Speed Setting Variable speed only 14 Mounting Wall Control 15 WALL CONTROL FUNCTIONS Starting Your Cooler 17 Automatic Mode 17 Manual Mode 18 Timed Automatic Start 18 Timed Automatic Stop 19 Using The Cooler 19 Air Too Cold 19 Air Not Cold Enough 19 TWO SPEED CONTROL FUNCTIONS Two Speed Control 20 INSTALLATION CHECKLIST 20 COMPLETING THE INSTALLATION Testing The Cooler 21 Clean Up The Si...

Page 5: ...ions regarding working at height z What is the best and safest access to the roof and working areas z What condition is the roof in Should the roof structure and surface be checked z Does the worker have appropriate footwear z Are all power cables extension leads safe and appropriately rated Are all ladders tools and equipment suitable and in good condition Where ladders are to be used is there a ...

Page 6: ...e filter pads locate the cooler a minimum distance away from a Solid fuel type chimneys or flues 3 metres b Gas Heater flues 1 5 metres c Sewer or breather vent pipes 5 metres Remember to check your local building code for the minimum distances in your area Position the unit to allow access to the reservoir for plumbing fixtures and servicing Thoroughly seal all roof penetrations this will ensure ...

Page 7: ...ng conditions 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 Mounting the Cooler Important Installation must be in accordance with Municipal Building Regulations Relevant Electrical Wiring Regulations and any other ...

Page 8: ...The corners of the skirt will need to be slit approximately 20mm to prevent bulging at the corners 2 The aluminium straps B C D E fit inside the skirt 3 Using one of the aluminium straps mark and drill the rivet holes Note The bottom edge of the strap is intended to be level with the edge of the opening in the cooler 4 Fit strap part B using the 5 of the rivets supplied starting from the centre an...

Page 9: ...sential to bleed a certain amount of water Increased flow of make up water reduces the salt content The bleed rate will vary with the water supply quality but should initially be set to the minimum recommended bleed rates as set out in Bleed System page 7 If your water supply is of poor quality higher bleed off rates are necessary to ensure reasonable pad life and cooler performance Place the hose...

Page 10: ...ck Nut An optional Water Manager Kit Part 073392 can be supplied with the cooler or at a later date if required The water manager which is fully automatic is controlled by the CPMD electronics combined with your Braemar wall control The system is designed to ensure that the water is always fresh maintains your cooler in good condition and ensures optimum cooling performance When the cooler is off ...

Page 11: ...rol Circuit Wiring z Variable Speed 20 metre Low Voltage cable supplied with cooler z Two Speed Control circuit wiring is via a 240V 5 wire system not supplied Cooler Controls z Variable Speed Braemar wall control with Auto Manual z Two Speed 240V Clipsal switch plate pattern Cooler Control Location z Variable Speed It is advisable to locate the controller about 1 5 metres above the floor level in...

Page 12: ... into the dropper and then into the roof cavity z Side Discharge Units Knock outs are provided on the outlet panel for mains and control cable loom Alternatively entry can be made to the unit from beneath The entry must be on the flat raised centre section of the tank above the water line and directly below the blower housing Use only water tight fittings and thoroughly seal all entry points z Top...

Page 13: ...very 2 seconds indicates the control is running normally If it does not glow at all then there is no power to the electronics module Check isolating switch circuit breaker plug and socket connection or a failure has occurred Red flashing indicates one or more of the following faults is present 1 r ed f l as h i ndi c at es Faul t code 1 Communication failure 2 r ed f l as hes i ndi c at e Faul t c...

Page 14: ...un the motor at maximum speed by operating the cooler with the wall control set to MANUAL mode maximum fan speed ventilation only WARNING Ensure that the pump is not running 2 Continue running the motor for ten minutes warms up the motor before proceeding with the current measurement During this period carry out general system checks including airflow etc 3 Measure the motor current with a clamp m...

Page 15: ...lley Remove the securing screw that holds the locking cap in place The adjustable half of the pulley is free to be adjusted by rotating it on its thread fig 14 3 To increase the blower speed and therefore increase the motor amps the two halves of the pulley must be closer together ie turn the adjustable half clockwise pulley in 4 To decrease the blower speed and therefore decrease the motor amps t...

Page 16: ... check the motor current rating again after making any alterations to the belt tension This may require a further adjustment to the motor pulley which may have been slipping giving an incorrect reading ALL FIE LD WIR ING IS S HOWN AS Electronics enclosure Solenoid enclosure Drain Valve 1 2 C 2 1 2 1 LO HI FAN COOL LO HI C 2 S PE E D FAN MOTOR V IE WE D F R OM R E A R E N A PUMP 8 7 6 5 4 3 2 1 9 1...

Page 17: ...nd doors are open Rule of thumb is to have 2 times the area of the outlet grille open for exhaust in each room 2 The weather damper is able to move freely where fitted If the above are all correct then proceed as follows 3 Set the fan speed to minimum using the wall control so that only one bar is displayed 5 Turn the minimum speed adjustment knob clockwise or anti clockwise until the belt is runn...

Page 18: ...ny heat source or cooling outlet will affect its ability to control temperature It is advisable to locate the wall control about 1 5 metres above the floor level in the room that is used or most lived in Plaster Board To mount the wall control on a plaster board wall use the controller cradle as a template and drill a 20mm hole Fig 18 1 for the low voltage cable and 2 10mm holes Fig 18 2 for the m...

Page 19: ...he excess cable back into the hole and seal Slide the wall control over the protruding bracket tabs Pull the wall control down so that the bracket tabs engage with the keyway slots on the back of controller To mount the wall control on a brick wall follow the previous instruction using the wall plugs and screws provided Note that the wall plugs require a 6mm hole Brick ...

Page 20: ...r a few minutes before the fan is turned on This is to ensure that when the fan starts only cool air enters the building The AUTO button switches between Automatic mode and Manual mode When Auto is displayed the cooler is under Automatic control and will operate to the temperature sensed at the wall control When the cooler is turned on it will read the temperature and set the cooler operation acco...

Page 21: ...more Timed Automatic Start You can set the cooler to turn on after a set number of hours 1 To set the delayed start time press TIMER with the cooler turned OFF Starting in will be displayed as shown fig 29 with the last mode of operation Automatic or Manual 2 If you want the cooler to turn on in Automatic mode with the previous settings then press AUTO until Auto is displayed Alternatively if you ...

Page 22: ...lete After this time the fan will come on automatically and you can enjoy the comfort of cool fresh air Air Too Cold With the cooler running in automatic mode you may find that you are too cold or that the cooler is blowing too much air Press T to lower the automatic temperature setting and reduce the amount of cooling If you are to cold with the cooler running in Manual mode then press T to reduc...

Page 23: ...d in overflow drain valve where fitted 12 Filter pads checked 13 Water distribution through pads uniform 14 Variable Speed Controller tested Pump only running High Speed Fan only High Speed Fan and Pump running Low Speed start up Low Speed running 15 Unit tested for maximum current 16 Air flow from duct outlets correctly set 17 Adequate exhaust openings provided Turn on the water at the source and...

Page 24: ...ould be to have the customer not even aware that you have been there apart from having their new Braemar installed to enjoy This is a good time to explain the features and principles of Evaporative Ducted Cooling to the new owner Explain the wall control operation how to exhaust the premises and how to best run their cooler Please take a few moments to explain to the customer How far windows need ...

Page 25: ...witch and refit pad frames Remove the filter pad frames Turn off the Isolating switch Replace drain outlet removed at the end of the season maintenance Turn on the water supply Check the float valve assembly for correct operation and setting of water level refer to fig 5 Switch on the Isolating switch Refit the pad frames Run air conditioner for a period of time check pads for an even saturation o...

Page 26: ...ing pads with wood wool ensure that the wood wool is distributed evenly throughout the frame and any protruding strands are pushed back in Particular attention should be paid to the corners and edges so that air cannot bypass the pad Spray the assembly with water to rinse any dust or loose material from the frames then install into air conditioner DO NOT USE HIGH PRESSURE Switch the COOL control O...

Page 27: ...ump off and run in vent mode Fan running too slowly Check motor amps If below rating plate specification adjust motor pulley to increase fan speed Belt slipping Tighten belt Replace if worn Circuit breaker tripped or fuse blown Reset or replace Overload tripped Reset check motor amps and adjust if necessary Power not turned ON Turn power ON Loose electrical connections Check all connections Faulty...

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