Installation and Operating Instructions
Contents
1. the exclusion of all other liquids without first obtaining the written approval from Davey Products Pty Ltd Hardness of water TH max 350ppm Recommended flow velocity between 0 5 and 1m s max NOTE This pump is not approved nor intended for use in swimming pools spa pools or spa baths 2 SAFETY Read this data sheet carefully before installing and starting up Pay special attention to the points concerning the safety of the equipment for the end user Symbols used in the manual 2 1 JN Warning AN Instructions concerning electricity Calls attention to a potential risk that might affect safety 3 TRANSPORT AND STORAGE When taking delivery of the equipment check that it has not been damaged in transit If the equipment delivered is to be installed at a later time store it ina dry place and protect it from impact and outside influences moisture frost etc 4 PRODUCTS AND ACCESSORIES 4 1 The Pump With threaded ports according to model The motor has a wet rotor and the bearings are self lubricating Three speed with manual selection by selector switch e Compliance TF10 e Insulation class F 155 C e Protection IP42 only with terminal box at 6 clock position on SS30 25 4 2 Accessories Supplied Unions with gaskets Recommended Non return valves Isolating valves 5 INSTALLATION 5 1 Assembly see FIG 1 amp 2 Make sure that the circulator is accessible Assemble2. Davey Repair or Replacement Guarantee In the unlikely event in Australia or New Zealand that this Davey product develops any malfunction within 1 year of the date of original purchase due to faulty materials or manufacture Davey will at our option repair or replace it for you free of charge subject to the conditions below Should you experience any difficulties with your Davey product we suggest in the first instance that you contact the Davey Dealer from which you purchased the Davey product Alternatively you can phone our Customer Service line on 1300 367 866 in Australia or 0800 654 333 in New Zealand or send a written letter to Davey at the address listed below On receipt of your claim Davey will seek to resolve your difficulties or if the product is faulty or defective advise you on how to have your Davey product repaired obtain a replacement or a refund Your Davey 1 Year Guarantee naturally does not cover normal wear or tear replacement of product consumables i e mechanical seals bearings or capacitors loss or damage resulting from misuse or negligent handling improper use for which the product was not designed or advertised failure to properly follow the provided installation and operating instructions failure to carry out maintenance corrosive or abrasive water or other liquid lightning or high voltage spikes or unauthorized persons attempting repairs Where applicable your Davey product must only be connected to the vol
3. directly on a pipe preferably vertical and if possible on the boiler return circuit never at the low point to protect against deposits The motor shaft axis must always be horizontal The arrow on the pump casing indicates the direction of water flow see FIG 3 Install isolating valves on both sides of the circulator to facilitate removal for servicing ATTENTION If the circulator must be insulated we advise against obstructing the evacuation notches in the motor flange see FIG 3 5 2 Orientation of terminal box see FIG 4 If necessary the orientation of the motor and with it that of the terminal box can be changed Remove the motor attachment screws and turn the motor to the desired position Take care not to damage the JN casing gasket and reinstall it correctly The terminal box should not be placed at 3 and 6 o clock on an cold water circuit 5 3 Electrical connection The electrical connect must be made by a qualified electrician and comply with applicable local standards Complete electrical information about the circulator is given on the data plate Power supply network Use a three conductor cable 3 x 1 5mm 7 to connect mains power to the corresponding terminals of the circulator phase L neutral N and earth see FIG 5 The power cable must not touch the pipe or the pump make sure that it is away from any moisture Check line protection and the
4. efore doing any work on it 8 1 The circulator is noisy a Air in circulator Bleed the circulator loosen the rear plug continue until there are no more air bubbles then screw the plug back in b The suction pressure is too low Raise the pressure in the circuit c Considerable flowing water noise Consider a slower speed d Foreign bodies in impeller Remove the motor and clean the impeller 8 2 The circulator fails to start a Shaft stalled by fouling after a prolonged shutdown Free the shaft remove the rear plug Use a flat bladed screwdriver to turn the motor shaft Then reinsert the rear plug see FIG 7 b No power supply to circulator Check that the motor is connected Check the fuses of the installation c Capacitor defective Replace it the characteristics are indicated on the rear data plate uFV For changing the capacitor lift up the fixing clip of the capacitors wires see FIG 5 rep A For removing the wires insert the new capacitor wires then press the clip for locking d Foreign bodies in impeller Remove the motor and clean the impeller J
5. kridge Avenue DAVEY Scoresby Australia 3179 Penrose Auckland 1061 Ph 1300 367 866 Ph 0800 654 333 WATER PRODUCTS Fax 1300 369 119 Fax 09 527 7654 Website davey com au Website daveynz co nz Davey Water Products Pty Ltd Member of the GUD Group ABN 18 066 327 517 Davey is a registered trade mark of Davey Water Products Pty Ltd Davey Water Products Pty Ltd 2011 P N 48171 4 supersedes P N 48171 3 Installation and operating instructions are included with the product when purchased new They may also be found on our website DEPEND ON DAVEY WATER PRODUCTS Installation and Operating Instructions B26 20 fue 098 123455 csr Circulator Pumps C20 25 SB25 20 SB30 25 30 25 Please pass these instructions on to the operator of this equipment 1 GENERAL 1 1 Applications SC20 25 For faster circulation of water in closed circuit domestic individual central heating and air conditioning systems SB25 20 SB30 25 SS30 25 For faster circulation of hot water in Secondary hot water distribution loops Industrial water loops air conditioning cooling tank circulating 2 Specifications Temperature range 10 to 110 C Ambient temperature up to 40 C Max service pressure 10 bar Min suction pressure 1 5m 0 15 bar e o o o m w g at 82 C 3m 0 3 bar at 95 C 10m 1 bar at 100 C e Antifreeze water glycol up to 50 with
6. mains voltage and frequency The circulator must be connected to the mains via a switch with an opening distance on each pole of at least 3mm The motors of the circulator models SC amp SB are self protected by impedance therefore they don t need external protection The motors of the circulators SS need a contactor with overload fitted The power outlet must have an earthing contact After making the connections put the cover back on the terminal box 6 STARTING UP 6 1 Filling degassing Never operate the circulator WITHOUT WATER Open the valves on both sides of the circulator and fill the installation completely Bleed the circuit at the high point Bleed air from the circuit by hand by unscrewing the plug see FIG 6 a few turns close it when water runs out and when there are no more air bubbles ATTENTION Risks of scald Use a screwdriver for unscrewing the tap Power up the motor to start the circulator The flow rate is adjusted by changing the speed of rotation of the motor using the selector switch Risk of burning In operation the motor casing may be hotter than 100 C 7 SERVICING The circulator needs no special servicing in operation The motor bearings are lubricated by the liquid pumped At the beginning of each heating season or after a prolonged shutdown make sure that the circulator turns freely 8 OPERATING TROUBLE Causes and remedies Switch the circulator OFF b
7. tage shown on the nameplate Your Davey 1 Year Guarantee does not cover freight or any other costs incurred in making a claim Please retain your receipt as proof of purchase you MUST provide evidence of the date of original purchase when claiming under the Davey 1 Year Guarantee Davey shall not be liable for any loss of profits or any consequential indirect or special loss damage or injury of any kind whatsoever arising directly or indirectly from Davey products This limitation does not apply to any liability of Davey for failure to comply with a consumer guarantee applicable to your Davey product under the Australian or New Zealand legislation and does not affect any rights or remedies that may be available to you under the Australian or New Zealand Consumer Legislation In Australia you are entitled to a replacement or refund for a major failure and for compensation for any other reasonably foreseeable loss or damage You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure Should your Davey product require repair or service after the guarantee period contact your nearest Davey Dealer or phone the Davey Customer Service Centre on the number listed below For a complete list of Davey Dealers visit our website davey com au or call AUSTRALIA NEW ZEALAND DEPEND ON Customer Service Centre Customer Service Centre 6 Lakeview Drive 7 Roc
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