ZODIAC Z350iQ Heat Pump User Guide

June 10, 2024
Zodiac

ZODIAC LOGO Z350iQ Heat Pump
Quick Start Guide
ZODIAC Z350iQ Heat Pump 0

Z350iQ Heat Pump

ZODIAC Z350iQ Heat Pump

According to product marking
WARNINGS
** This manual contains only basic information on the safety measures to be adopted during installation, maintenance and start-up. The complete manual can be read and downloaded as a PDF file from the website: www.zodiac.com**. All assembly, electrical installation and maintenance work must be carried out by qualified, authorized personnel who have read this manual carefully and completely. We reserve the right to totally or partially change our products’ features or the content of this document without prior warning.

http://www.zodiac-poolcare.com

**** GENERAL WARNINGS

  • The appliance is intended to be used for pools and spas for a specific purpose; it must not be used for any purpose other than that for which it was designed.
  • Failure to respect the warnings may cause serious damage to the pool equipment or cause serious injury, even death.
  • This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety. Children should be supervised to ensure that they do not play with the appliance.
  • This appliance can be used by children aged from 8 years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved. Children shall not play with the appliance. Cleaning and user maintenance shall not be made by children without supervision.
  • The appliance must be installed according to the manufacturer’s instructions and in compliance with local and national regulations.
  • Our products may only be assembled and installed in pools compliant with standards IEC/HD 60364-7-702 and required national rules. The installation should follow standard IEC/HD 60364-7-702 and required national rules for swimming pools. Consult your local dealer for more information.

WARNINGS ASSOCIATED WITH ELECTRICAL APPLIANCES

  • The power supply to the appliance must be protected by a dedicated 30mA Residual Current Device (RCD), complying with the standards and regulations in force in the country in which it is installed.
  • The equipment not include electrical switch for disconnection; include a disconnection supply device in the fixing wiring at least OVC III, in accordance applicable national laws.
  • If the power supply cord is damaged, it must be replaced by the manufacturer, an authorized representative or a repair facility only.

WARNINGS CONCERNING APPLIANCES CONTAINING R32 REFRIGERANT

  • This device contains R32 refrigerant, a class A2L refrigerant, which is considered to be potentially flammable.
  • Do not discharge R32 fluid into the atmosphere. This is a fluorinated greenhouse gas, covered by the Kyoto Protocol, with a Global Warming Potential (GWP) = 675 (European regulation EU 517/2014).
  • In order to comply with the applicable standards and regulations in terms of the environment and installation, in particular Decree No. 2015-1790 and/or European regulation EU 517/2014, a leak test must be performed on the cooling circuit when the appliance is first started and at least once a year. This operation must be carried out by a specialist certified to test cooling appliances
  • The appliance shall be stored in a room without continuously operating ignition sources (for example: open flames, an operating gas appliance or an operating electric heater).
  • For further information consult the safety instructions concerning appliances containing gas R32 in the extended version of the manual, in which the fields area check, work procedure, general work area, check for the presence of refrigerant, check for the presence of a fire extinguisher, no source of ignition, area ventilation, refrigerant equipment check, electrical component check, repair of insulated components, repair of intrinsically components, wiring, detection of flammable refrigerant, removal and discharge, loading procedures and dismantling are specified.

INSTALLATION AND MAINTENANCE

  • Only a person qualified in the technical fields concerned (electricity, hydraulics or refrigeration) is authorized to carry out installation, maintenance or repair work on the appliance
  • The appliance may not be installed close to combustible materials, or the air duct inlet of an adjacent building.
  • When servicing the appliance, the composition and state of the heat transfer fluid must be checked, as well as the absence of any traces of coolant.
  • During the appliance’s annual sealing test in accordance with applicable legislation, the high and low pressure switches must be checked to ensure that they are securely fastened to the cooling circuit and that they cut off the electrical circuit when tripped.
  • During maintenance work, ensure there are no traces of corrosion or oil around the cooling components.
  • Before beginning work on the cooling circuit, stop the appliance and wait for a few minutes before fitting the temperature and pressure sensors. Some elements such as the compressor and piping may reach temperatures in excess of 100°C and high pressures with the consequent risk of severe burns.

REFRIGERANT SPECIFICATIONS
Area check

  • This device contains R32 refrigerant, a class A2L refrigerant, which is considered to be potentially flammable.
  • Do not discharge R32 fluid into the atmosphere. This is a fluorinated greenhouse gas, covered by the Kyoto Protocol, with a Global Warming Potential (GWP) = 675 (European regulation EU 517/2014).
  • In order to comply with the applicable standards and regulations in terms of the environment and installation, in particular Decree No. 2015-1790 and/or European regulation EU 517/2014, a leak test must be performed on the cooling circuit when the appliance is first started and at least once a year. This operation must be carried out by a specialist certified to test cooling appliances
  • The appliance shall be stored in a room without continuously operating ignition sources (for example: open flames, an operating gas appliance or an operating electric heater).
  • For further information consult the safety instructions concerning appliances containing gas R32 in the extended version of the manual, in which the fields area check, work procedure, general work area, check for the presence of refrigerant, check for the presence of a fire extinguisher, no source of ignition, area ventilation, refrigerant equipment check, electrical component check, repair of insulated components, repair of intrinsically components, wiring, detection of flammable refrigerant, removal and discharge, loading procedures and dismantling are specified.

Work procedure

  • Work shall be undertaken under a controlled procedure so as to minimize the risk of a flammable gas or vapor being present while the work is being performed.

General work area

  • AIl maintenance staff and others working in the local area shall be instructed on the nature of work being carried out. Work in confined spaces shall be avoided.

Check for the presence of refrigerant

  • The area shall be checked with an appropriate refrigerant detector prior to and during work, to ensure the technician is aware of potentially toxic or flammable atmospheres. Ensure that the leak detection equipment being used is suitable for use with all applicable refrigerants, i.e. non-sparking, adequately sealed or intrinsically safe.

Check for the presence of a fire extinguisher

  • If any work involving heat is to be conducted on the refrigerating equipment or any associated parts, appropriate fire extinguishing equipment shall be available to hand. Have a dry powder or CO2, fire extinguisher adjacent to the charging area.

No source of ignition

  • No person carrying out work in relation to a refrigerating system which involves exposing any pipe work shall use any sources of ignition in such a manner that it may lead to the risk of fire or explosion. All possible ignition sources, including cigarette smoking, should be kept sufficiently far away from the site of installation, repairing, removing and disposal, during which refrigerant can possibly be released to the surrounding space. Prior to work taking place, the area around the equipment is to be surveyed to make sure that there are no flammable hazards or ignition risks. ‘‘No Smoking’’ signs shall be displayed.

Area ventilation

  • Prior to penetrating the unit in any way to perform any required service, ensure that the area is open and adequately ventilated. Proper ventilation, to allow for safe dispersion of any refrigerant which may be inadvertently released to the atmosphere, should be maintained while service is being performed on the unit.

RECYCLING INFORMATION

  • Contact your retailer for recycling information.

PRODUCT INFORMATION FOR PRODUCTS WITH CONNECTIVITY (Under RED Directive)
Declaration of conformity
Hereby, Zodiac declares that the radio equipment type Z350iQ is in compliance with Directive 2014/53/EU. The full text of the EU Declaration of conformity is available at the following address: https://www.zodiac-poolcare.com/.

Installing the appliance

Rotate the top and user interface if needed
CAUTION
: The display board (under the display screen) is connected by a cable to the control board inside the unit. Handle the top cover carefully to do not damage this cable.

ZODIAC Z350iQ Heat Pump - user interface

Choose the location and the hydraulic connectors that are best fitting the installation configuration

ZODIAC Z350iQ Heat Pump - configuration

Evacuate the condensates Fit a Ø18 pipe on the grooved elbow to be mounted under the appliance base.

ZODIAC Z350iQ Heat Pump - condensates

**** Refer to the online manual for further details about installation precautions and hydraulic connections.

Electric supply connections

  • **** Cut the electricity supply before any work inside the appliance (risk of electric shock). The removal of the power supply has to be such that you can always check from any of the points to which you have access that the power supply remains removed. If this is not possible, you should provide a disconnection with a locking system.
  • Only a qualified and experienced technician is authorised to carry out cabling work within the appliance or to replace the power cord.
  • Make sure that the terminal screws are fully tightened (risk of fire). Incorrectly tightened terminal screws will cancel the warranty.
  • Do not disconnect the electricity supply when the appliance is running. If the electric power supply is interrupted, wait a minute before restoring the power.

Connect the unit to the power supply and options

  1. Open and remove.
  2. Pass the power cable.
  3. Wire the power cable. To connect options: do not run the cables through the same cable gland as the power cable.

ZODIAC Z350iQ Heat Pump - power supply

Cable wiring and protection

Model| Electricity supply| Max. current| Cable diameter*| Thermal magnetic protection
---|---|---|---|---
MD4| 220 – 240V
1 phase
50 Hz| 9.| • HO7RN-F type
• Diameter: between 13 and 18mm
• Min. cable section:
– for powersupply cable: 3×2. mm2
– fo r option cable: 2×0.75mm2| C or D curve
30 mA
MD5| 11.
MD6| 14.

*Cable cross section suitable for max. lenght 20 meters.

Power supply connection

ZODIAC Z350iQ Heat Pump - connection

Heating priority connection

ZODIAC Z350iQ Heat Pump - Heating priority

A 1 – A 2: power for flitration pump power contractor coil
B: filtration timer
C: power contractor (tripolar or bipolar) for filtration system pump motor
D: separate cable for the “heating priority” function (not supplied)
E: heat pump terminal board
F: fuse

Remote “ON/OFF” connection

ZODIAC Z350iQ Heat Pump - Remote

A: heat pump terminal board
B: remote “on/ off” switch (not supplied)
C: separate con- nection cable (not supplied)

User interface

ZODIAC Z350iQ Heat Pump - interface

Display screen

ZODIAC Z350iQ Heat Pump - Display screen

Keyboard

| • Mode change
• Menu access (press and hold)
• Validation (confirm)
---|---
| • Browsing
• Setting values
| • ON / OFF (press and hold)
• Return / back

LED strip (lit by default)
To switch it off, see p.4

Green – ‘’Heating’’

  • The heat pump is heating the water
  • Temperature set point reached

Blue – ‘’Cooling’’

  • The heat pump is cooling the water

Red – ‘’Error’’

  • See online manual

Indicator lights

| Steady| Flashing| Off
---|---|---|---
| Keypad locked| –| Keyboard unlocked
| Water flow okay| Water flow too low or missing| –
| Indicates the selected mode| –| –
| –| Air temperature outside range of operation| Air temperature inside range of operation
ºC ºF| Selected temperature unit| –| –
| Wi-Fi connected| Wi-Fi pairing in progress| Wi-Fi not connected

User functions

Lock/Unlock the keypad

+
3 seconds

Set automatic lock (enabled by default)

Press and hold| Until ‘‘P19’’| Confirm| ON (enabled) or
OFF (disabled)| Confirm
---|---|---|---|---
| | | |

Adjust the temperature setpoint

Press from the main screen to adjust the value| Increase or decrease temperature| Confirm (automatic if more than 30 seconds of inactivity)| Recommended temperature: 28 °C
Max temperature: 32°
---|---|---|---
| | |

Activate/deactivate the Cooling mode (disabled by default)
The activation of the Cooling mode is validated by 3 successive blue flashes.

Long press until screen displays ‘‘COOL’’| Confirm| ON (enabled) or OFF (disabled)| Confirm
---|---|---|---
| | |

Select the Heating modes

The heat pump has 3 active operating modes for adjusting its operating speed to the power that is required and the mode that is selected:

  • ‘‘BOOST’’ mode
  • ‘‘SMART’’ mode
  • ‘‘SILENCE’’ mode

Press from the main screen: the indicator stops in front of one of the 3 modes

Disable the LED strip (lit by default)

Press and hold from the main screen: the screen displays ‘‘COOL’’| the screen displays ‘‘LED’’| Confirm| ON (enabled) or OFF (disabled)| Confirm
---|---|---|---|---
| | | |

Operation

  1. **** Installation
  2. Use

Open the hydraulic circuit

ZODIAC Z350iQ Heat Pump - hydraulic circuit

CAUTION : An incorrect by-pass setting may cause the heat pump to malfunction.

  • Close valve B gradually.
  • Open valves A, C and D fully. Open valve E by half (the air built up in the condenser and the filtration circuit will bleed out). If valves D and E are not present, open valve A wide and close valve C by half.
  • Connect the power supply to the heat pump.
  • If the heat pump is on standby, press for 3 seconds; the splash screen appears for 4 seconds then the main screen is displayed. A 2-minute timer will start.
  • Set the desired temperature.

Connecting to the iAquaLink+ app

ZODIAC Z350iQ Heat Pump - Connecting App

The heat pump can be remotely controlled from a smartphone or tablet, via the iAqualink+™ app available for iOS and Android systems. Before connecting to the iAqualink+™ app, ensure that you:

  • Use a Wi-Fi-enabled smartphone or tablet.
  • Use a Wi-Fi network with a reasonably strong signal when connecting to the heat pump: the Wi-Fi signal must be detectable at the place where the appliance is used. If this is not the case, a technical solution must be provided to amplify the existing signal.
  • Rest close to the appliance and have your home Wi-Fi network password at the ready .

Download the iAquaLink+™ app
+ Press and hold
The screen displays «bLE’’
Click on on the mobile device to add the appliance
Name the appliance

Maintenance

Winterising
Press and hold to turn off the appliance
Disconnect the power supply
Close valves A and C and open valves D and E (if present)
Drain the water from the condenser to avoid any risk of freezing
Put the aired winterising micro cover

  • ln the case of full winterising for the pool (complete shutdown of the filtration system, bleed the filtration circuit or even pool drainage): re-fit the two connectors by one turn to prevent any foreign bodies from getting into the condenser.
  • ln the case of winterising for the heat pump only (shutdown of the heating only, the filtration keeps running): do not tighten the connectors but add 2 caps (provided) on the condenser’s water inlets and outlets.
  • Put the aired winterising micro cover (provided) on the heat pump passing the hydraulics connections up through the opening provided for that purpose. It is not necessary to disconnect hydraulic and electrical connections.
  • **** Winterising is vital to prevent the condenser breaking due to freezing (freezing without winterising is not covered by the warranty).
  • To avoid damaging the appliance with condensation, do not fully caver it; use the provided winterising caver.

Maintenance

  • Make sure that the ventilation grid is not blocked by any foreign bodies.
  • Clean the evaporator using a soft brush and a fresh water spray (disconnect the power cable).
  • Clean the condensate drainage line to remove any impurities that may be blocking it.
  • Make sure that the switch box’s ventilation grid is clean.
  • Do not use a high pressure jet. Do not spray with rain water, salt water or water which is full of minerais.
  • Clean the outside of the appliance; do not use any solvent-based products. You can use a specific cleaning kit as an accessory: the PAC NET.
  • **** Do not disconnect the electricity supply when the appliance is running. If the electric power supply is interrupted, wait a minute before restoring power to the appliance.
  • Before any maintenance, troubleshooting or repair operation, deactivating the modem’s Wi-Fi connection is recommended to avoid any risk of the appliance being remotely controlled.
  • lt is recommended that the appliance undergo general servicing at least on a yearly basis to ensure proper operation, maintain performance levels and potentially prevent certain failures.
    These operations are carried out at the user’s expense by a technician.

**** Refer to the online manual for further details about safety instructions relative to R32 refrigerant and maintenance tasks that have to be carried out by a qualified technician.

Troubleshooting

  • Before you contact the retailer, carry out these few simple checks if a problem occurs. If the problem is not resolved, contact your retailer.
  • : Actions to be performed by a qualified technician only.

Appliance behaviour

The appliance does not start heating straight away| • When the water flow rate is zero or is not enough, the appliance stops: check that the water is circulating correctly in the appliance and that the hydraulic connections are correct.
• The appliance stops when the outdoor temperature falls below -7 °C.
---|---
The appliance is discharging water| • To check that the water is not coming from a leak in the pool circuit on the appliance, shut it down and run the filter pump to circulate water in the appliance. If the water continues to flow through the condensate drainage lines, there is a water leak in the appliance: contact your retailer.
The evaporator is iced over| • The appliance will soon switch to its defrost cycle to melt the ice.
• If the appliance cannot manage to defrost its evaporator, it will stop itself; this means that the outdoor temperature is too low (below -7°C).
The appliance is ‘‘smoking’’| • If there is no display, check the supply voltage and the F1 fuse.
• When the water flow rate is zero or is not enough, the appliance stops: check that the water is circulating correctly in the appliance.
The fan is running but the compressor stops
from time to time with no error message| • If the outdoor temperature is low, the appliance will perform defrost cycles.
• The appliance is unable to capture enough calories as its evaporator is clogged with dirt. Clean it to restore its performances.
The appliance is working but the water temperature does not increase| • The operating mode is not powerful enough (appliance in ‘‘SILENCE’’ or ‘‘SMART’’ mode). Switch to ‘‘BOOST’’ mode and set the filtration to 24/24 manual while the temperature rises.
• Check that the automatic filling valve is not stuck in open position; this will keep supplying cold water into the pool and will prevent the temperature from rising.
• There is too much heat loss as the air is cool. lnstall a heat insulated cover on the pool.
• The appliance is unable to capture enough calories as its evaporator is clogged with dirt. Clean it to restore its performances.
• Check that the appliance is the right size for this pool and its environment.
The appliance trips the circuit breaker| • Check that the circuit breaker is correctly dimensioned and that the cable section used is correct.
•  The supply voltage is too low; contact your electricity supplier .

**** Refer to the online manual for further details about error codes display, LEDs behaviour on the printing circuit board and the wiring diagrams.

Technical data

Performances: air at 28°C / water at 28°C / humidity at 80 %

| | MD4| MD5| MD6
---|---|---|---|---
Power output (max-min speed)| kW| 11 – 3.1| 14 – 4.4| 16 – 4.7
Power consumed (max-min speed)| kW| 1.9 – 0.3| 2.6 – 0.5| 3.2 – 0.5
Average COP (max-min speed)| | 5.8 – 10.3| 5.4 – 8.8| 5 – 9.4

Technical specifications

Operating temperature| Air| In “heating” mode: from -7 to 35°C
In “cooling” mode: from 10 to 35°C
---|---|---
Water| from 15 to 32°C
Operating pressure| Refrigerant| from 2 to 42 bar (from 0.2 to 4.2 MPa)
Water| from 0 to 2 bar (from 0 to 0.2 MPa)
Power supply| 220 – 240V — / 1 phase / 50 Hz
Admissible variation in voltage| ± 6 % (during operation)
Hydraulic connections| 2 PVC Union 0 40
2 PVC reduction 0 40/50
2 PVC Union 45° 0 50
Type of cooling fluid| R32
Protection rating| IP24
Frequency bands| GHz| 2.400 – 2.497
Radiofrequency emission power| dBm| +19.5
Installation location| Indoors/Outdoors

Technical specifications

Nominal electric current requirement A MD4 MD5 MD6
8 10.1 12.3
Max electric current requirement A 9.0 12. 16.
Minimum cable section* mm2 3×2.5 3×2.5 3×2.5
Sound power (max-min) db(A) 70 – 64 71 – 63 73 – 65
Sound pressure at 10m (max-min) db(A) 39 – 33 40 – 32 42 – 34
Recommended water flow m³/h 3.4 4.2 5
Cooling fluid load kg 0.7 0.85 0.95
Tonn CO2 eq. 0.47 0.57 0.64
Approximate weight kg 41 46 47
  • Values provided for information purposes for a maximum length of 20 metres (calculation base: NFC15-100), must be checked and adapted to theinstallation conditions and standards of the installation country.

Dimensions

ZODIAC Z350iQ Heat Pump - Dimensions

A. Technical access door
B. Pool water inlet
C. Pool water outlet
D. Condensates drain

Wiring diagrams symbols

Symbol Description Symbol Description
Al Electronic regulation board FS Flowswitch
A2 Display board (HMI) V1- V2 Varistor
A4 Compressor electronic board GM Green/Yellow
CM Compressor BLK Black
EEV Electronic expansion valve BLU Blue
Fl – F2 Fuse BRN Brown
FAN Fan motor ORG Orange
HP High pressure switch PNK Pink
ST1 Water inlet temperature sensor RED Red
5T2 Ambient air temperature sensor GRY Grey
5T3 Coil temperature sensor BLK Black
5T4 Liquid line temperature sensor VLT Violet
STS Discharge temperature sensor WHT White
4WV 4 way valve YEL Yellow

**** Refer to this table to read the wiring diagrams label on the backside of the electrical box.
The wiring diagrams are also available in the online manual.

ZODIAC Z350iQ Heat Pump - QR Code 2www.zodiac.com
ZPCE
ZA de la Balme – BP 42
31450 BELBERAUD
FRANCE
www.zodiac.com
ZODIAC® is a registered trademark of Zodiac International, S.A.S.U., used under license.
All other trademarks referenced are the property of their respective owners.

H0791700_REVA

References

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