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Pentair ULTRATEMP HXi, Owner'S Manual

The Pentair ULTRATEMP HXi - a cutting-edge pool heat pump designed to provide efficiency and superior heating performance. Enhance your pool experience with ease by accessing the comprehensive Owner's Manual available for free download at manualshive.com. Discover optimal functionality and maintenance care through this essential manual resource.

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Notices and Warnings �����������������������������������������������������������������������������������������������������������������������������4
UltraTemp Contents and Overview ��������������������������������������������������������������������������������������������������������6

UltraTemp

®

 HXi Package Contents ........................................................................................................................................6

UltraTemp

®

 HXi Overview ......................................................................................................................................................6

Dimensions & Specifications �����������������������������������������������������������������������������������������������������������������7

Dimensions ..........................................................................................................................................................................7
Specifications ......................................................................................................................................................................8

Installation ����������������������������������������������������������������������������������������������������������������������������������������������9

Location and Clearances .................................................................................................................................................... 10
Anchor Clamp Installation .................................................................................................................................................. 10
Water Connections to the Heat Pump ................................................................................................................................. 11
Plumbing Connections - Standard ...................................................................................................................................... 12
Plumbing Connections - Separate Circulation System ........................................................................................................ 13
Multiple Heater Type Installation ........................................................................................................................................ 14
Multiple Heat Pump Installation .......................................................................................................................................... 14

Electrical Connections ��������������������������������������������������������������������������������������������������������������������������15

General Information ........................................................................................................................................................... 15
Equipotential Bonding ........................................................................................................................................................ 15
Main Power ......................................................................................................................................................................... 15

Configuration �����������������������������������������������������������������������������������������������������������������������������������������17

Control Panel ......................................................................................................................................................................17
Setting the Clock................................................................................................................................................................ 19
Setting the On/Off Timer .................................................................................................................................................... 21
Setting the Mute Timer ....................................................................................................................................................... 21
Menu / Setting Parameters ................................................................................................................................................. 21
Forced Defrost Mode .......................................................................................................................................................... 21
Turning Heat Pump On and Off ...........................................................................................................................................20
Setting the Temperature and Mode ....................................................................................................................................20
Status Query ......................................................................................................................................................................22
Scenario (Operating Mode) .................................................................................................................................................23

Connecting the Heat Pump to Automation ����������������������������������������������������������������������������������������� 24

Pool/Spa Heating Combinations (Recommended Configurations)  .....................................................................................24

Maintenance & Troubleshooting ����������������������������������������������������������������������������������������������������������26

Water Chemistry ................................................................................................................................................................26
Inspection and Service .......................................................................................................................................................26
Owner Inspection ...............................................................................................................................................................26
Professional Maintenance and Service ...............................................................................................................................27
Winterising ........................................................................................................................................................................27
Troubleshooting .................................................................................................................................................................29
System Protections / Error Codes ......................................................................................................................................30

Replacement Parts �������������������������������������������������������������������������������������������������������������������������������34
Wiring Diagrams �����������������������������������������������������������������������������������������������������������������������������������35
Environmental Information ������������������������������������������������������������������������������������������������������������������38

Disposal Requirements ......................................................................................................................................................38

Table of Contents

Table of Contents

Summary of Contents for ULTRATEMP HXi

Page 1: ...ith the correct installation or operation of this type of equipment you should contact the distributor manufacturer for the correct advice before proceeding with the installation or operation of this product The equipment operator or owner must be provided with this owner s manual ...

Page 2: ...ailable When you see the Eco Select brand on one of our products you ll know it is our greenest and most efficient product in that equipment category These products do the best job of saving energy conserving water reducing noise or otherwise contributing to a more environmentally responsible equipment system In every case a product that earns the Eco Select brand is clearly our greenest and most ...

Page 3: ... Main Power 15 Configuration 17 Control Panel 17 Setting the Clock 19 Setting the On Off Timer 21 Setting the Mute Timer 21 Menu Setting Parameters 21 Forced Defrost Mode 21 Turning Heat Pump On and Off 20 Setting the Temperature and Mode 20 Status Query 22 Scenario Operating Mode 23 Connecting the Heat Pump to Automation 24 Pool Spa Heating Combinations Recommended Configurations 24 Maintenance T...

Page 4: ...rnings and cautions in this manual DANGER Risk of Electrical Shock or Electrocution This product must be installed by a licensed electrician Installations must comply with The Wiring Rules AS NZS 3000 All applicable local codes and ordinances Always disconnect power at the circuit breaker before servicing the product Failure to do so could result in death or serious injury to installer service per...

Page 5: ...e carried out as per the instructions in this manual Failure to do so could result in water damage to property WARNING Cleaning the Unit To prevent injury always shut the power OFF when cleaning or servicing the unit Avoid contact with the fan when running as this will cause serious injury WARNING Error Codes If an error code occurs or you can smell burning isolate the unit immediately and call yo...

Page 6: ...bal Warming Potential Titanium heat exchanger The advanced titanium heat exchanger guarantees a longer life span free of corrosion It can be used with all types of water treatment including chlorine iodine bromine and salt water Multiple functions Cooling and heating functions available Auto operation Auto restart Auto defrost Auto timer on off no human attendance is required Wide ambient working ...

Page 7: ... 16 HXi UTHP 20 HXi UTHP 24 HXi UTHP 28 HXi A 625mm 775mm 855mm B 1015mm 1025mm 1159mm C 350mm 385mm 428mm D 425mm 475mm 520mm E 535mm 615mm 790mm F 385mm 430mm 467mm G 95mm 95mm 100mm H 350mm 350mm 465mm Dimensions Dimensions Specifications B A C D E F G H Inlet Outlet ...

Page 8: ... 66 86 Sound Pressure 1m dBa 39 48 40 49 41 50 Refrigerant R32 430g R32 480g R32 600g Description UltraTemp 20kW Inverter UltraTemp 24kW Inverter UltraTemp 28kW Inverter Part No UTHP 20 HXi UTHP 24 HXi UTHP 28 HXi Ambient 270 C Water 260 C in 280 C out 80 Humidity Capacity kW 3 70 20 0 6 5 24 3 7 1 28 2 Power kW 0 27 3 08 0 45 3 74 0 49 4 41 COP 13 8 6 2 14 5 6 5 14 3 6 4 Ambient 150 C Water 260 C...

Page 9: ...ndensation Condensation occurs from the evaporator coil while the unit is running and drains at a steady rate up to 20L per hour depending upon ambient air temperature and humidity The more humid the ambient conditions the more condensation will be produced The bottom of the unit acts as a tray to catch rainwater and condensation Keep the drain holes located on the bottom pan of the base of the un...

Page 10: ... house 5 Allow 500mm clearance above the heat pump for service access 6 Base must be level It is important that condensate and rain water will drain away from the drip tray Any unevenness in the base will cause water to pool in the drip tray and corrosion may occur SLAB 2 5m min CLEARANCE EVAPORATOR COILS SLAB AIR FLOW 300mm min IN AIR FLOW OUT OPEN SERVICE ACCESS 500mm min 700mm min NO SPRINKLERS...

Page 11: ...nto the anchor and tighten to secure the clamp and heat pump to the equipment pad 700mm min 700mm min 300mm min 2 5m min Clearance HEAT PUMP ANCHOR CLAMP BOLT ANCHOR installer provided HEAT PUMP BASE 1 3 8 HEX BOLT installer provided CONCRETE EQUIPMENT PAD ANTI VIBRATION PAD Figure 3 Anchor Clamp Installation Water Connections to the Heat Pump 2 50mm quick connect union fittings have been supplied...

Page 12: ...ter flow which passes through the heat pump and to isolate the heat pump completely for any maintenance work without cutting the filtration flow If your installation is equipped with water treatment devices chlorine bromine feeder salt water chlorine generator others the by pass must be installed before the water treatment devices with a non return check valve between the by pass and water treatme...

Page 13: ...sts of 3 valves These valves allow to regulate the water flow which passes through the heat pump to optimise performance and also to isolate the heat pump for service The valve network is not required when using a variable speed pump in this configuration as the pump can be adjusted to optimise the flow through the heat pump When installing the pool plumbing for this configuration at least two poo...

Page 14: ...ed electronically and not operated simultaneously GAS HEATER FR OM SOLAR FI LTE R S A SPA INTAKE POOL RETURN SPA RETURN POOL RETURN S P M 12 min 305 mm HEAT PUMP CHECK VALVE FROM SOLAR TO SOLAR PUMP POOL DRAIN SPA DRAIN CHECK VALVE SPA MAKE UP Figure 8 Multiple Heat Source Configuration Multiple Heat Pump Installation When installing multiple heat pumps they shall be plumbed in parallel in accorda...

Page 15: ...an Power to the heat pump must be protected by an RCD or RCBO The heat pump should be the only device connected to the protected circuit For high power model heat pumps 16kW 24kW it may be necessary to use a D Curve type RCD RCBO to avoid nuisance tripping with compressor starts The following is the procedure to wire the heat pump to the electrical source Be sure the power to the circuit for the h...

Page 16: ...Page 16 Installation Electrical Connections Continued Figure 10 Location of Electrical Panel Figure 11 Electrical Connections for Single Phase Units 1 Water Pump Active 2 Water Pump Neutral ...

Page 17: ... is muted 6 Timer Mode This icon will show if the on off timer is enabled 7 Timed Mute Mode This icon will show if the mute timer is enabled 8 Fault Icon This icon will show if there is a fault detected with the heat pump 9 Defrost Icon This icon will show if the heat pump is in defrost mode 10 Water Inlet Temperature The current water inlet temperature the water from the pool 11 Water Outlet Temp...

Page 18: ... the status menu 3 Timer Tap to enter the timer menu For setting the on off timer 4 Clock Tap to enter the clock menu for setting the system time 5 Fault Tap to view the fault history 6 Brightness Tap to select the screen brightness 7 Scenario Tap to enter the heat pump operation scenario menu Control Panel Continued Configuration ...

Page 19: ... the date setting interface Swipe up and down on the Month Day and Year to select the correct date Tap OK to save the date tap to go back without saving 3 Tap the time This will take you to the time setting interface Swipe up and down on the Hours Min utes and Seconds to select the correct time Tap OK to save the time tap to go back without Configuration ...

Page 20: ...ng the heat pump is off Setting the Temperature and Mode The UltraTemp HXi heat pump can work in heat cool or auto mode To set the temperature and mode 1 On the main interface screen tap the centre of the screen where the temperature is displayed This will display the Mode screen 2 On the left hand side of the screen the mode will be displayed Swipe up and down over the mode to choose between Heat...

Page 21: ...ivate the timer simply tap the switches next to the start and stop times to turn the timer off Setting the Mute Timer The mute timer will run the heat pump in silent mode during the selected times This time must overlap the on off timer For example if you set Timer 6 00 23 00 and Mute 20 00 23 00 the unit will turn on at 6 00 work in silent mode after 20 00 and turn off at 23 00 1 On the main inte...

Page 22: ...400 C Displays the water temperature at the inlet of the heat pump This is the water tem perature of the pool Outlet Temp 5 400 C Displays the water temper ature at the outlet of the heat pump This should be 1 20 C warmer than the inlet temp while in heating mode or 1 20 C cooler than the inlet temp while in cooling mode If the temperature difference is higher than 20 C adjust the water flow so th...

Page 23: ... to Auto mode Scenario Mode Silent Comp Speed Medium Application When the pool has reached the target temperature and is in use Description Maintains the temperature of the pool whilst optimising compressor running speed and fan speed to reduce noise Scenario Mode Eco Comp Speed Low Application When the pool has reached the tar get temperature and is not in use Description Heat loss is reduced whe...

Page 24: ...onnections EasyTouch Configuration Heat Pump Only Connect heat pump to 2 wire ter minal marked Gas Heater J19 Menu Heat Menu Pool Temp SRC Heater Menu Heat Menu Spa Temp SRC Heater Heat Pump Gas Heater Connect gas heater to 2 wire ter minal marked Gas Heater J19 Connect heat pump to relay con nected to Solar terminal Menu Settings Solar Enable Yes Menu Settings Solar Solar is Heat Pump Yes Menu He...

Page 25: ... 2 core 1mm2 cable to heat pump REMOTE terminals Solar Connect to Relay for Solar Pump for seperate solar pump system AUTOMATION WIRING FOR HEAT PUMP SOLAR Connect 2 core 1mm2 cable to Gas Heater s FIREMAN SWITCH terminals Heat Pump Connect to Relay for Heat Pump Connect Line1 Load1 to REMOTE terminals on Heat Pump AUTOMATION WIRING FOR HEAT PUMP GAS HEATER Automation Connection Figure 14 Automati...

Page 26: ...titute Inspection and Service Pentair Heat Pumps are designed and constructed to provide long performance life when installed and operated properly under normal conditions Periodic inspections are important to keep your heat pump running safely and efficiently through the years Failure to properly maintain your unit can void the warranty Owner Inspection Pentair recommends that you inspect your he...

Page 27: ...intenance and Service The maximum heat output and efficiency of a heat pump is dependent upon the quality and perfor mance of the major components used Equally important are the environmental conditions for exam ple air temperature humidity water temperature and wind To maintain maximum performance and efficiency keep the air coil clean from dirt and debris It is recommended to clean your air coil...

Page 28: ...ation in the pipes and heat exchanger can reduce the performance of the heat pumps titanium heat exchanger If this is the case the pipe system and heat exchanger must be cleaned by a technician Use only pressurized drinking water for cleaning Cleaning the air system The finned heat exchanger fan and condensate outflow should be clear of all obstructions leaves twigs etc before each new heating sea...

Page 29: ...set point temperature has been set The set temperature level cannot be reached Please check whether The permissible operating conditions for the heat pump have been adhered to air temperatures too high or too low The air inlet or outlet area is blocked restricted or very dirty There are closed valves or stop cocks in the water pipes The timer works but the programmed actions are executed at the wr...

Page 30: ...ture sensor P04 Ambient Temp Sensor Fault The ambient temperature sensor is broken or short circuited Check or change the tem perature sensor P05 Coil 1 Temp Sensor Fault The coil temperature sensor is broken or short circuited Check or change the tem perature sensor P15 Coil 2 Temp Sensor Fault The coil temperature sensor is broken or short circuited Check or change the tem perature sensor P07 Su...

Page 31: ...h Check the pipe water flow and whether water system is jammed or not E19 Primary Anti freezing Prot The ambient temperature is low E29 Secondary Anti freezing P rot The ambient temperature is low E051 Comp Overcurrent Prot The compressor is overload ed Check whether the system of the compressor running normally E08 Communication Fault Communication failure between display and main board Check the...

Page 32: ...d adjust the current measurement F07 Inv DC Overvoltage DC bus voltage Dc bus over voltage protection value Check the input voltage measurement F08 Inv DC Lessvoltage DC bus voltage Dc bus over voltage protection value Check the input voltage measurement F09 Inv Input Lessvolt The input voltage is low causing the input current is high Check the input voltage measurement F10 Inv Input Overvolt The ...

Page 33: ...current measurement F22 Inv Overheating Warn Transducer temperature is too high Check and adjust the current measurement F23 Comp Over Cur Warn Compressor electricity is large The compressor over cur rent protection F24 Input Over Cur Warn Input current is too large Check and adjust the current measurement F25 EEPROM Error Warn MCU error Check whether the circuit board is damaged Replace the circu...

Page 34: ...ressure Switch UTHP Hxi 17 803220 High Pressure Switch UTHP Hxi 18 803221 Flow Switch UTHP Hxi Item Part No Description 20 803223 EEV UTHP Hxi 7 5 12kW 20 803224 EEV UTHP Hxi 16 24kW 21 Call Pressure Gauge UTHP Hxi 22 Call Filter 23 Call Four way valve 24 803228 Junction Box UTHP Hxi 25 803230 Panel Right UTHP Hxi 7 5 12kW 25 803231 Panel Right UTHP Hxi 16kW 25 803232 Panel Right UTHP Hxi 20 20kW ...

Page 35: ...n OT Outlet water temperature FS Flow switch HP High pressure protection 4V 4 way valve ET Exhaust temperature EEV Electronic expansion valve SUT Suction temperature K2 Realy of pump FM t 5K t 50K t 5K t 5K CN13 CN18 CN66 CN42 485B1 485A1 12V GND GND 485A1 485B1 RS485 2 CC RS485 4V K2 OT RED AT WHT IT BLU SUT GRN CT YEL ET GRY t 5K t 5K MODE 3 4 Remote ON OFF 5 6 7 RED WHT BLK 3 485A 485B GND TO P...

Page 36: ...ssor CT Coil temperature FM Fan motor IT Inlet water temperature LP Low pressure protection FS Flow switch HP High pressure protection ET Exhaust temperature EEV Electronic expansion valve K2 Realy of pump EP Exhaust protection FS LP 485B1 485A1 12V GND GND 485A1 485B1 RS485 2 CC RS485 HP HP EP EP OHP HP EP GRN 220 240V 50Hz TO POWER SUPPLY MODE CN10 3 4 Remote ON OFF RED WHT BLK 3 485A 485B GND 6...

Page 37: ... G ND 1 2V 0 1 0V O UT PWM IN PWM O UT 2 A B C N N C B A EMI FI TO POWER SUPPLY 380 415V 3N 50Hz CN1 FM1 ZL10 R N GND 485A1 12V N L 485B1 Y G WHT BLK CN4 YEL 1 CN13 L N R N N K2 P Y G N TO PUM P 10A T N 4 HP HP OHP HP OHP 3 4 5 6 OHP 3 6 3 6 K2 Relay of pump SUT Suction temperature AT Ambient tem perature COMP Compressor CT Coil tem perature FM Fan motor IT Inl et water temperature LP Low pressure...

Page 38: ...ordance with relevant local and national legislation Do not try to dismantle the system yourself the dismantling of the system treatment of the refriger ant of oil and other parts must be done by a qualified installer in accordance with relevant local and national legislation Units must be treated at a specialized treatment facility for re use recycling and recovery By ensur ing that this product ...

Page 39: ...Page 39 ...

Page 40: ...International Phone 61 3 9709 5800 au exports pentair com 2021 Information contained here in remains the property of Pentair Australia Pty Ltd Any reproduction display publi cation modification or distribution is strictly prohibited without the prior written permission of Pentair Australia Pty Ltd Disclaimer Every endeavour has been made to publish the correct details in this document No responsib...

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