Sigma AS-H40Y User's Manual
Contents
1. Dat E1 the water temperature sensor is not working correctly E2 the tube sensor is not working correctly Please contact your dealer E3 Pool filtration is running but water flow is not sensed Flow Switch may not be working properly or there is a lack of water flow Backwash filter and check suction lines Skimmer s amp Main Drain s for obstruction PLEASE ALSO SEE PAGE 15 FILTRATION amp FAQ E4 Indicates high water refrigerant pressure High limit pressure switch has activated and turned off power supply 14 AUTO RESTART AND DEFROSTING FUNCTION Ars r AUTO RESTART FUNCTION The Alto water heat pump has an auto restart function When the power supply is switched off accidentally it Fil automatically save the operation mode When the power supply is restored the unit will automatically restart after five minutes and operate in the same working mode REVERSE CYCLE DEFROST FUNCTION When the ambient air temperature is too cold the evaporator will start to freeze and frost will appear on the evaporator fins If this happens the heater will automatically enter a defrosting mode Reverse Cycle Defrost and the defrost light will show in the control panel This function will make the unit run as it would if it were a normal cooling unit by heating the outdoor coil using hot gas to melt a2. AS H40Y 12kW AS H50Y 15kW AS H60Y 18kW ALTO HEAT PUMP INSTALLATION MANUAL CUSTOMER NAME POOL DEALER DATE INSTALLED SAFETY INSTRUCTIONS Please read this safety instruction carefully before operation Heat pump must remain upright at all times Do not place objects on to heat pump Do not disconnect connect power supply during operation as this may cause serious damage Do not insert objects into the air inlet air outlet grilles All electrical connections should be made by a qualified electrician Do not connect heater to an electrical supply using a 13 amp plug When cleaning the heater unit switch off power supply Do not operate electrical switches with wet hands Repair or relocation should be carried out by a specialist contractor a MN e d INDEX Page 4 Installation and Siting Page 54 45 Plumbing Page 9 Electrical Connection amp Circuit Diagram Page 10 Control Panel Functions F1 F7 Page 13 Refrigerant Flow Meter Page 14 Control Panel Error Display E1 E4 Page 15 Auto Restart and Defrosting Function Page 15 FAQ Page 16 Water Chemistry Winterising amp Start up Procedure Page 17 Warranty Policy Page 18 Heat pump Service amp Breakdown Page 19 Alto Heat Pump Specification HEAT PUMP AS H40Y 12kW Pressure
3. High Pressure Protection Lf 4 Flow Switch Compressor Protective Circuit Breaker Heat Pump Main Terminals Remove Link to wire flow switch Or see page 6 Flow Switch POWER SUPPLY 230V 50HZ Control wires from circulation 1 pump starter CONTACTOR 40AMP 2 POLE Contactor required to interlock heat pump with circulation pump 9 CONTROL PANEL FUNCTIONS Defrost s 10H v Pel a e 1 When electric supply is connected the Run power light will be on and the display panel will display the current water temperature ie 10 H 10 C 2 On OFF button to turn heater on and off 3 The set button is used to set the F1 6 functions ie water temperature defrosting cycle and defrosting time etc see pages 11 12 PLEASE READ THE CONTROL FUNCTIONS CAREFULLY AND MAKE THE NECESSARY ADJUSTMENTS BEFORE USING YOUR HEATER 10 CONTROL PANEL FUNCTIONS 1 3 a IO HL NV v When the ON OFF buttons is pressed for the first time the display panel will display the current water temperature and the desired pool temperature eg the display may read 10 40 10 is the current water temperature 10 C and 40 is the desired water temperature 40 C ADJUSTING THE POOL WATER TEMPERATURE Using the up and down
4. buttons you can set the swimming pool water to the desired temperature between 15 C up to 65 C NOTE WHEN PROCESSING FUNCTIONS F1 F5 IF NO ADJUSTMENTS ARE MADE FOR 5 SECONDS THE DISPLAY WILL REVERT BACK TO THE CURRENT amp DESIRED WATER TEMPERATURE AS ABOVE 3 5 71117 OF FAA Hae When the SET button is used for the first time the display panel will display F1 this is to set the temperature differential The recommended setting is 2 C To adjust setting YOU MUST PRESS THE ON OFF BUTTON FIRST Then use the UP and DOWN button to set the differential temperature range between 0 C 5 Press on off button again to take you back to the normal display The unit will now stop working when the swimming pool water temperature reaches the setting temperature The unit will automatically restart when the swimming pool water temperature drops below the setting temperature Eg If current pool water temperature is 20 C F1 has been set to 02 heating mode when the temperature reaches 20 C the heater will stop and restart when the water temperature is below 18 C When the SET button is pressed twice the display panel will display F2 the defrosting cycle The recommended setting is 30 minutes To adjust setting YOU MUST PRESS THE ON OFF BUTTON FIRST Then use the UP and DOWN buttons to adjust defrosting period between 30 minutes up to 99
5. many years trouble free service However to obtain the maximum efficiency from your heater Alto recommend that your heater is checked and serviced every 12 months Service amp extended warranty packages are available from a UK Service Agent see contact detail below HEAT PUMP BREAKDOWN If you think there is a problem with your heater and are not able to diagnose the fault please contact your POOL DEALER initially to discuss the symptoms J BEFORE YOU CALL To help you prevent unnecessary service call outs please check the following points Is there an electric supply to the heater Is there a power cut Have you checked all the house fuses R C D trip Has the electrical supply been disconnected If installed is the time clock correct Have checked you the flow metre Is there enough water flow Has the filtration been running for a minimum of twelve hours per day Is there any obstruction in the skimmer Is there any obstruction in the pump basket Is the water at the correct operational level Is the filter pump working Is the filter operating pressure correct Does the filter require backwashing Have you checked the diagnostic control panel If the fault can not be diagnosed over the phone then your pool dealer will contact Paramount Pool Products UK Importer who will arrange an appointed UK SERVICE AGENT Regal Environmental Systems Ltd to contact you with a suitable date and time
6. meter 755 25 HEAD Control panel J A p 515 gt Cable hole Air outlet Control panel Water outlet 120 Q ZZ z 040 8 Za a A IL El Water inlet Display Defrost pilot lamp ost Failure pilot lamp NJ Power pilot lamp paie Down button ON OFF button Up button Setting button HEAT PUMP AS H50Y 15kW amp AS H60 18kW Pressure meter Water outlet CO 1 150 C ZZ Control panel 6 Water inlet Cable hole Air outlet INSTALLATION AND SITING A Prior to installing your heat pump All heat pumps are factory assembled and tested prior to delivery Please check for any external damage especially to the evaporator fins please diagram below Do not be concerned about minor damage or indentations to the fins especiall
7. to service the heater unit Please have the following information available 1 Serial number located on the aluminum plate placed externally on the heat pump casing and the approximate date the unit was installed this information should be on the front cover of this manual Proof of Installation Date Bill of sale or original invoice only Description of the Symptoms UK IMPORTER Paramount Pool Products London Road Hartley Wintney Hook Hants RG27 8HY TEL 01252 842891 FAX 01252 842388 UK SERVICE AGENT Regal Environmental Systems Ltd Regal House Upham Street Upham Southampton SO32 1JA TEL01489 860966 FAX 01489 860977 18 ALTO HEAT PUMPS SPECIFICATION Model No AS H40Y AS H50Y AS H60Y 12kW 15kW 18kW Heating Capacity Btu 40000 50000 60000 Cooling Capacity Btu 35000 42000 55000 Rated Input W Heating 2540 3185 3790 Cooling 2465 3020 3900 PTC Power W a ne COP for Heating w w 4 42 4 40 4 44 at 20 C ambient air temperature Refrigerant R407C R407C R407C Power Supply Volt Phase Hz 230 1 50 230 1 50 230 1 50 Rated Current A Heating 11 3 14 1 16 8 Cooling 10 9 13 4 17 3 LRA A Max Start up AMPS 32 36 40 Minimum Flow Rate m3 h imp gls 2 5 550 015 2 5 550 gls 2 5 550 gls Maximum Flow Rate m3 h imp gls 10 0 2200 gls 13 0 2850 gls 18 0 3975 gls Noise Level whole unit at 3m lt 52 lt 54 lt 58 System Compressor type ROTARY ROTARY SCROLL Electric expansion valve Y Y Y
8. who purchased the Alto Heat Pump The warranty terminates upon the transfer of ownership or if the heat pump is relocated save with the written permission of Paramount Pools The warranty is only applicable to installations in England Scotland and Wales Damages Paramount Pools is not liable for any damages of any sort whatsoever including incidental and consequential damages Parts returned under the terms of this warranty will be repaired or replaced and return transportation charges pre paid within the UK by the best and most economical means To the extent permitted by law liability under or in connection with this warranty whether arising in contract or negligence breach of statutory duty or otherwise shall not exceed the value of the contract Miscellaneous This warranty shall be governed by and construed in accordance with the laws of England and Wales and each party agrees to submit to the jurisdiction of the Courts within England and Wales This warranty is in lieu of all other warranties expressed or implied written or oral save as prescribed by statute There are no implied warranties of fitness for a particular purpose that apply to this product Any provisions of this contract which is or may be void or unenforceable shall to the extent of such invalidity or unenforceability be deemed severable and shall not affect any other provision of this contract 17 HEAT PUMP SERVICE a An Alto heat pump should give you
9. Features Electronic Control Panel Y Y Y Soft Touch Key Pads Y Y Y LCD Display Y Y Y Temperature Indicator C 5 45 5 45 5 45 Drain Hose connection Y Y Y Dimensions WxHxD mm 480x755x515 580x715x610 580x715x610 Net Weight Kg 65 74 98 Packing Dim WxHxD mm 540x835x540 630x770x710 630x770x710 Gross Weight Kg 70 84 110 USEFUL CONVERSIONS 1 000 British Thermal Units BTU 0 293 kilowatt hour 10 000 BTU 1 therm 1 UK Horsepower 0 7457 kilowatt CELSIUS FAHRENHEIT I Cubic Yards to Cubic Metres multiply by 0 764555 40 deg 40 deg Cubic Metres to Cubic Yards multiply by 1 30795 17 8 deg 0 deg Cubic Metres to Gallons multiply by 220 717 10 deg 14 deg Gallons to Cubic Metres divide by 220 717 0 deg 32 deg 5 deg 41 deg Gallons to Litres multiply by 4 546 Litres to Gallons multiply by 0 22 10 deg 15 deg 20 deg 25 deg 30 deg 35 deg 40 deg 50 deg 60 deg 70 deg 80 deg 90 deg 100 deg 50 deg 59 deg 68 deg 77 deg 86 deg 95 deg 104 deg 122 deg 140 deg 158 deg 176 deg 194 deg 212 deg POOL CAPACITY VOLUME To calculate pool capacity measure the Length L Width W and average water depth D SQUARE OR RECTANGULAR POOLS CAPACITY L X W X D X 6 25 gallons U K ROUND OR OVAL POOLS CAPACITY DIA X DIA X DEPTH X 4 90 gallons PUMP CONVERSION Horse power to Watts x 746 Watts to Horse Power x 0 00134 AREA Surface area of a Circle 3 14
10. M PUMP i El El INLET ON OFF FLOW SWITCH Na i CONTACTOR OPERATION A Alternative wiring route i OFF ON NLL 4 ANTI VIBRATION PADS AND DRAIN TUBE The following parts should be installed prior to connecting pipework Drain tube will not fit if vibration pads are not installed on the 12kW model X 4 ANTI VIBRATION PADS PLASTIC Install on underside of heater It is recommended that Stainless Steel screws amp plugs are used when securing to floor Installing anti vibration feet will also help prevent corrsion to the base of the heat pump 1 X DRAIN VALVE RUBBER 1 X 2m FLEXIBLE DRAINAGE TUBE Insert drain valve into drainage hole located on underside of heater and push fit _ 2 the drainage tube onto valve Tip you will find it much easier to insert drain 7 valve if it is immersed in hot water or sprayed with silicone spray prior to fitting Drain valve installation is optional 6 PLUMBING LAYOUT Drw 1 Recommended plumbing layout for a standard heat pump installation Position for optional Back Up Heater if Erosion Feeder required Non Return Valve PUMP _ y Flow Switch Condensate Opti Ball Water to waste Optional Valve PUMP Drw 2 Recommended plumbing layout when incorporating Solar Heating f an increased flow rate is required in
11. NTERISING START UP procedure ALL MODELS Winterising Procedure 1 Switch off electric supply to heat pump 2 Turn off circulation pump 3 Drain water from heat pump by disconnecting pipework to and from heat pump Ensure Heat Pump is completely drained 4 Flush through water circuit in heat pump using clean tap water i e a hose into inlet connection run for 10 minutes minimum 5 Drain completely fit plastic bags secured by elastic bands over water connections 6 If desired you can protect from the heater by covering with VENTILATED cover through the winter season Do not use plastic sheet as condensation can occur within unit NOTE If the pool has a frost thermostat installed to prevent the pool system from being drained in the winter months it is recommended that a plumbing by pass is installed to prevent unnecessary water flow through the heater unit Start Up Procedure 1 Remove ventilated cover protection is fitted 2 Re connect all plumbing connections to heat pump filtration etc 3 Turn on circulation pump and check for leaks 4 Use control panel to set functions 1 7 5 Check daily to ensure pool water has the correct pH and the correct chemical balance is being maintained 16 1 2 1 1 2 2 12 3 2 1 2 1 2 3 2 4 2 5 2 6 2 7 2 8 2 9 2 10 3 1 3 2 3 3 3 4 3 5 4 2 4 3 5 2 5 3 5 4 ALTO WARRANTY POLICY This voluntary policy is supplemental to and i
12. d be wired together In the event that there is no flow E3 will be displayed on the control panel and heater will stop functioning ELECTRICIAN NOTE PLEASE CHECK CONTINUITY OF FLOW SWITCH BEFORE INSTALLING PLEASE ALSO SEE PAGE 15 FILTRATION amp FAQ a 1 X FLOW SWITCH 1 X CRIMP ON CONNECTIONS 1 X 1 5 0 75 PLN RED BUSH 1 X 0 75 PLAIN 0 5 FEMALE THR RED BUSH 5 FLOW SWITCH INSTALLATION GUIDE optional Insert reducing bushes provided into 1 5 Tee using suitable adhesive 2 Connect 1 5 Tee to socket union adjacent to Inlet on heat pump Tee can be installed horizontally or vertically 3 Using PTFE tape insert flow switch into Tee making sure that the arrow on the flow switch points towards the heater 4 Turn off electrical supply to heat pump Run the wire lead from the flow switch and make connection to No 1 8 2 on the electric terminal block see diagram below wire extension may be required Note you will have to remove a pre fitted loop that is already connected to No 1 amp 2 see dia below IMPORTANT p rafi WHEN INSTALLING FLOW pre p sti SWITCH MAKE SURE THAT and keep in a safe place See FAQ page 15 ARROW gt POINTS TOWARDS THE HEATER SOCKET UNION ounetH EN i RETURN WATER FLOW TO POOL SOCKET Alternative UNION connection WATER FLOW TEE FRO
13. ed for leaks A refrigerant flow meter is located next to the control panel Alto heat pumps will generally take the full flow of the filtration pump In some instances if there is too much flow see page 12 re refrigerant flow meter a by pass may be required If there is insufficient flow an auxiliary booster pump may be required Please contact your dealer for advice Important applicable for stainless steel copper heat exchangers Standard unit If your pool has an automatic chemical dosing appliance the heat pump should be installed prior to the dosing system See applicable drawings 1 4 on pages 7 8 FLOW SWITCH Optional Alto heat pumps have the option of installing a flow switch A flow switch will deactivate the heater if there is a loss of water flow i e in the event that the circulation pump deprimes no flow the heater will switch off We recommend that the heat pump should be interlock wired with the circulation pump i e heat pump only functions when pool circulation pump is OFF ON running A flow switch provided can also be installed as an extra precaution in the event that there is a loss of water flow i e circulation pump deprimes It is our recommendation that the flow switch is installed for added protection on a pool installation that is below ground If the heater is to be installed on an ES ES above ground pool the circulation pump is normally under flooded suction therefore heater and filtration pump coul
14. emperature of 16 C 61 F is achieved When use a heat pump should I use a pool cover or solar blanket as well Yes Any reduction in pool heat loss directly translates into savings 82 of all losses are due to convection Using a pool cover just at night will save about 40 of the annual heating cost A thermal pool cover or solar blanket can significantly reduce pool heating loss The use of a solar or thermal blanket will also help extend your pool season What is the minimum ambient operating temperature The Alto Water Heat Pump will actually operate down to an ambient air temperature of 0 C but with minimal heat output Therefore we recommend that the minimum operating temperature should be 5 C Other conditions such as wind shade and physical location will affect the shut off temperature of the unit Will the heat pump require more refrigerant gas Unless the Alto Water Heat Pump has a leak in the sealed refrigeration system the factory charge of Freon should last for the life of the unit Freon is very stable and should not degrade or breakdown even under severe operating conditions If your unit needs Freon then it has a leak and adding Freon will not solve the problem The leak must be located and repaired Fortunately Freon leaks are very uncommon and usually are due to transit damage How Close To Your Pool Normally the pool pump and Heat Pump are installed close together and within 25 feet of the pool The longer the dista
15. minutes Press on off button again to take you back to the normal display The unit will now start to defrost after the setting period when the defrosting sensor reaches the frosting condition When the SET button is pressed for the third time the display panel will display F3 the defrosting time The recommended setting is 5 minutes To adjust setting YOU MUST PRESS THE ON OFF BUTTON FIRST Use the UP and DOWN buttons to adjust defrosting time between 3 to 15 minutes Press on off button again to take you back to the normal display 11 CONTROL PANEL FUNCTIONS 4 7 oy NM When the SET button is pressed for the fourth time the display panel will display F4 Operation Mode F4C Cooling Mode F4H Heating Mode When the SET button is pressed for the fifth time the display panel will display F5 The defrosting temperature of the evaporator pipe The recommended temperature setting for the UK should be set to 0 C To adjust MITEN setting YOU MUST PRESS THE ON OFF BUTTON FIRST The temperature can be adjusted using the UP and DOWN buttons between 10 C and 0 C Press on off button again to take you back to the normal display When the SET button is pressed for the sixth time the display panel will display F6 EC Economy OR ST Standard This function is designed for saving energy El EC Heat pump will stop working at an ambient
16. n no way affects any statutory rights which the NC customer may have Warranties Paramount Pools warrants the Alto Heat Pump for a period of one 1 year from the date installed for both parts and labour At the end of the first year the following warranties apply as to parts only labour is excluded from these warranties The condenser and compressor are warranted for three 3 years The stainless steel copper heat exchanger is warranted for three 3 years The titanium heat exchanger is warranted for five 5 years Exclusions This warranty does not include the following The repair of damage due to negligence abuse or improper installation Incorrect winter de commissioning Improper operation Improper use of pool chemicals Operation environment Failure to provide reasonable and necessary maintenance Accident or other conditions beyond the normal intended use of the unit Any misuse of the equipment The occurrence of superficial corrosion to the external housing cabinet of the heat pump The furnishings of refrigerant and other expendable material Conditions for Warranty The warranty only applies on the following conditions The customer is to pay for all charges for the Alto Heat Pump in accordance with the original terms of sale All repairs replacements must be carried out by an authorised service agent appointed by Paramount Pools This warranty extends only to the original consumer
17. nce from the pool the more heat loss from the piping Since normally most of the piping is buried the heat loss is minimal for runs of up to 50 feet 50 feet to and from the pump 100 feet total unless the ground is wet or the water table is high A very rough estimate of heat loss per 100 foot is 2500 BTU hr for every 10 F difference in temperature between the pool water and ground surrounding the pipe which translates to about 3 to 5 increase in run time 15 WATER CHEMISTRY Am The following water quality must be maintained at all times to prevent premature corrosion It is recommended that your water balance is checked and balanced by a pool professional Your warranty does not cover for damaged caused by poor water chemistry and neglect pH 7 2 7 6 Total Alkalinity 80 120ppm Total hardness Less thab 500ppm Total Dissolved solids 1500ppm or lower Saline Water max concentration 6 Chlorine Free Cl 5ppm Max Continuous Cyanuric level 50ppm Max Super chlorination Max 30ppm for 24hrs Bromine 8ppm Baquacil 25 50ppm Surface skimmers above or inground Do not use slow dissolving chemical tablets such as chlorine in the skimmer basket s This can lead to high acidic corrosive pool water affecting the heat exchanger and resulting in a replacement of the whole unit Therefore we recommend that diluted chemicals are fed directly to the pool water or use an automatic dosing device WI
18. ny frost ice Once the evaporator temperature has reached over 23C or the set defrosting time the defrost function is over and reverts back to heating the pool water FILTRATION BACKWASHING FILTER ONLY APPLICABLE IF FLOW SWITCH HAS NOT BEEN INSTALLED The Alto water heat pump will continue to run when the filter is being backwashed Although there is no water flow through the heat pump it will automatically cut out after a short period of time Heat pump will automatically restart when filter is put back to normal operation WASTE ONLY APPLICABLE IF FLOW SWITCH HAS NOT BEEN INSTALLED If the pool is to be emptied or cleaned through the waste cycle for long periods of time we recommend that the heat pump is manually turned off until filter is functioning normally FAQ The flow switch is faulty is there a way to bypass the flow switch temporarily Yes Re insert the pre fitted loop see page 6 Heater will need to be turned on and off manually until a replacement is sent How long will it take to heat up my pool The answer to this is dependant on a number of factors the ambient air temperature heater being sized correctly solar cover fitted plumbing configuration etc As an indication at the start of the summer season May you should be able to obtain a water temperature of 24 C 75 F allowing for approximately one week heat up time This is providing that filtration is running 24hrs per day and an average ambient air t
19. ow rate required to use this system is 3000 Litres Fa gt z f 660 Gallons imperial per hour k gt ocket Union to be applied on all inlet outlets ELECTRICAL CONNECTION amp CIRCUIT DIAGRAM A IMPORTANT It is recommended that all electrical supplies and connections are carried out by a qualified electrician in accordance with I E E standards latest issue or local codes of practice as applicable J Also recommended is a protected supply to incorporate fuses or motor type circuit breaker Type C to specified rating see Data Sheet page 19 An earth leakage trip R C D of the current operating type 30mA is recommended to be fitted to all pool electric s Minimum Maximum Voltage requirements Single phase machines 50172 207v 253 Three phase machines 50Hz 360v 440v Cycle Frequency 50Hz 47 5Hz 52 5Hz N B This voltage must be available at the heat pump whilst running A 40 AMP 2 Pole Contactor is required to interlock heat pump and circulation pump i e heat pump only functions when pool circulation pump is running A flow switch provided amp optional see page 5 can also be installed as an extra precaution in the event that there is a loss of water flow i e circulation pump deprimes NOTE PLEASE CHECK CONTINUITY OF FLOW SWITCH BEFORE INSTALLING AS H40Y 12KW AS H50Y 15KW AS H60Y 18KW SINGLE PHASE 1 N 50HZ Transformer
20. stal a booster pump as per drw 4 below Position for optional Erosion Feeder Back Up Heater if required Non Return Valve Female Threaded Socket Union J 3 Way a FILTER Non Return Valve Condensate Flow Water to waste Switch Optional PUMP Solar Heating lt _ Install a plumbing bypass for running filtration amp heat pump at night Drw 3 Recommended plumbing layout when incorporating Solar Heating amp Booster Pump Pusu 1 1 Back Up Heater if Erosion Feeder required Female Threaded d Socket Union Non Return Valve qr Ball Valve c Flow Switch ondensate Water to waste Optional Install a plumbing bypass for running filtration amp heat pump at night PUMP Non Return Valve Solar Heating BOOSTER PUMP Drw 4 Recommended plumbing layout when incorporating two heat pump units IMPORTANT Minimum flow rate required to use this system is 3000 Litres 660 Gallons imperial per hour required or Errosion Feeder if installed 2 Ball Valve Condensate Flow Switch Water to waste Optional 4 El PUMP X FIOW Switch IMPORTANT Water to waste Optional Minimum fl
21. temperature of 5 C and will automatically restart when the ambient temperature rises above 10 C Example When the heat pump is set in Economy mode the unit will stop working during the night when temperature drops below 5 C and will restart automatically when the temperature rises throughout the day economy ST may be shown as 57 The heat pump will work continuously until the Setting desired temperatures are reached To adjust setting YOU MUST PRESS THE ON OFF BUTTON FIRST F7 IS ONLY DISPLAYED IF AN ELECTRIC BACK UP HEATER HAS BEEN INSTALLED When the SET button is pressed for the seventh time the display panel will display This function is used only in conjunction with a back up electrical heater Fl U s HE EE F7 ON OFF Function 0 turns off heater 1 turns on electrical heater 12 POOL WATER AND GAS REFRIGERANT FLOW METER A area FR RED area area diagram 1 area area area diagram 2 area CA area area diagram 3 After the vvater heater has been running for more than 24 hrs it should be running at full capacity The PSI reading should be in the region 150 200 If you want to make the heat pump run more efficiently the water flow should be adjusted by checking the pressure meter display If the meter index is in the green area the water heater is running in the most efficient way and you do not need
22. to adjust anything If the meter reading is in the red area but you have good water flow from the circulation pump it may be as a result of low refrigerant gas see below In the event that the pressure reading is in the red area A dia 2 it means there may be insufficient water flow Prior to any adjustments make sure your filter is clean by using the backwashing and rinse procedure refer to your pool hand book for guidance Check there are no obstructions in the suction lines i e Main Drain or Skimmer s If you are unable to increase the flow rate please contact your pool dealer as you may need to increase the size of the filtration pump or there is a lack of gas refrigerant Loss of refrigerant gas is normally attributed to transit damage or the heater being manhandled incorrectly In the unlikely event that there is a refrigerant loss a replacement heater maybe required In the event that the pressure reading is in the red area B dia 3 it means the water flow is too high You may need to install a bypass to decrease the water flow until pressure meter enters the green area Please contact you dealer for advice 13 CONTROL PANEL FUNCTION ERROR DISPLAY 1 4 A i NM IF THE HEATER STOPS WORKING ONE OF THE FOUR ERRORS WILL BE DISPLAYED THE FAILURE LIGHT WILL BE ON AND THE RELEVANT CODE WILL START TO FLASH El MARE HAA
23. to service panel and plumbing connections Do not obstruct access panel with plumbing pipework Multiple connections install heat pumps 500mm apart and independently protect each unit by 20amp MCB see also page 8 Drw 4 for plumbing detail Make sure that heat pump grilles are not blocked by loose debris such as leaves grass cuttings garden furniture etc Evaporator Fins x 3 sides protected by a wire mesh grille Drain Tube optional 2 5mm Cable Power Supply prefitted PLUMBING Alto heat pumps are supplied with 1 5 BSP parallel threads male We strongly recommend a 1 5 female socket union is applied to inlet outlets for future draining and servicing of the appliance 2 x1 5 Female Threaded Alto heat pumps must be installed in the return line after the filter If an Socket Unions Required existing heater or back up heater has been installed then the heat pump should be installed between the filter and the other heater If solar heating has been installed the heat pump should be installed after the solar heating system See Drw 2 page7 If the heat pump is to be installed at a lower level than the pool then isolation valves or non return valves should be installed Do not route any plumbing lines across heater inlet panels All plumbing should be adequately supported Once all plumbing connections have been completed the filtration should be turned on and the systems test
24. x Radius squared Perimeter of a circle 3 14 x Dia 19
25. y where the fan unit is mounted as it will not affect performance If severe damage has occurred please contact your supplier immediately and do not attempt to install heater unit IF HEAT PUMP HAS BEEN PLACED ON IT S SIDE IN TRANSIT THEN HEATER MUST BE LEFT IN AN UPRIGHT POSITION FOR A MINIMUM PERIOD OF 24HRS PRIOR TO OPERATION failing the above may cause damage to the heat pump and invalidate your warranty Siting As the air flow is discharged from the top of the heat pump all units are designed to be installed outside If unit is to be installed inside the filtration plant room adequate ducting and ventilation must be installed Please contact your dealer for advice Heater unit must be installed using plastic anti vibration pads provided on a solid LEVEL foundation i e concrete base or paving slabs Using the plastic pads reduces vibration noise and prevents corrosion to the base of the heat pump DO NOT PLACE ONTO SOFT GROUND I E GRASS Please Note the heat pump collects condensation from the evaporator fins and will continually discharge small amounts of condensate water out of the base of the unit via a drain tube Therefore it is recommended that the drain tube is directed to an area with adequate drainage Make sure that heat pump remains free of any obstructions foliage etc A minimum clearance is required around heater unit please see drawing below Make sure that easy access can be gained
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