Table of Contents
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Series
AHZ-100HCDS1
AHZ-120HCDS1
AHZ-140HCDS1
AHZ-160HCDS1
Hi-Therma
AHZ-100HEDS1
AHZ-120HEDS1
AHZ-140HEDS1
AHZ-160HEDS1
I I M
M P P O O R R T T A A N N T T
READ AND UNDERSTAND
THIS MANUAL BEFORE
USING THIS HEAT-PUMP
AIR CONDITIONER.
KEEP THIS MANUAL
FOR FUTURE REFERENCE.
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MODEL
: :
M01355Q
ORIGINAL INSTRUCTIONS
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Table of Contents
Related Manuals for Hisense Hi-Therma AHZ-100HCDS1
Summary of Contents for Hisense Hi-Therma AHZ-100HCDS1
- Page 1 Series MODEL AHZ-100HCDS1 AHZ-120HCDS1 AHZ-140HCDS1 AHZ-160HCDS1 Hi-Therma AHZ-100HEDS1 AHZ-120HEDS1 AHZ-140HEDS1 AHZ-160HEDS1 I I M M P P O O R R T T A A N N T T READ AND UNDERSTAND THIS MANUAL BEFORE USING THIS HEAT-PUMP AIR CONDITIONER. M01355Q KEEP THIS MANUAL FOR FUTURE REFERENCE.
- Page 3 ΣΥΜΜΟΡΦΩΣΗΣ (Δήλωση του κατασκευαστή) Qingdao Hisense Hitachi Air-conditioning Systems Co., Ltd. , declares under its sole responsibility that the equipment to which this declaration relates: déclare sous sa seule responsabilité que l'équipement visé par la présente déclaration: declara bajo su única responsabilidad que el equipo al que hace referencia la declaración: 03 ...
- Page 4 Σημείωση: Η παρούσα δήλωση ακυρώνεται, αν πραγματοποιηθούν τεχνικές ή λειτουργικές τροποποιήσεις χωρίς τη συγκατάθεση του κατασκευαστή. Hisense Italia S.r.l. (Ad. : Via Montefeltro 6A, 20156 Milano.) is authorised to Compile the Technical Construction File. est autorisé à constituer le dossier technique de constructions.
- Page 5 English Specifications in this manual are subject to change without notice in order that Hisense may bring the latest innovations to their customers. The English version is the original one; other languages are translated from English. Should any discrepancy occur between the English and the translated versions, the English version shall prevail.
- Page 6 C A U T I O N This product shall not be mixed with general house waste at the end of its life and it shall be retired according to the appropriated local or national regulations in an environmentally correct way. Due to the refrigerant, oil and other components contained in heat pump, its dismantling must be done by a professional installer according to the applicable regulations.
- Page 7 TECHNICAL PARAMETERS English Following Regulation EU No. 517/2014 on Certain Fluorinated Greenhouse gases, it is mandatory to fill in the label attached to the unit with the total amount of refrigerant charged on the installation. Do not vent R32 into the atmosphere: R32 are fluorinated greenhouse gases covered by the Kyoto protocol global warming potential (GWP) R32 = 675. Tn of CO equivalent of fluorinated greenhouse gases contained is calculated by indicated GWP * Total Charge (in kg) indicated in the product label and divided by 1000.
- Page 8 English (Only when using R32) Italiano (Solo quando si usa R32) w A R N I N g A v v E R T E N z A BURST HAZARD PERICOLO DI SCOPPIO Do not allow air or any gas mixture containing oxygen into refriger-ant cycle (i.e. piping) RISK OF EXPLOSION Fare in modo che all’interno del ciclo di refrigerazione non entrino aria o qualsiasi miscela di gas contenente ossigeno (per es.
- Page 9 Română (numai când se folosește R32) Nederlands (Alleen bij gebruik van R32) A V E R T I S M E N T w A A R S C h U w I N g PERICOL DE DEFLAGRAȚIE BARSTgEvAAR Nu permiteți pătrunderea aerului sau oricărui amestec de gaz care conține oxigen în Laat geen lucht of een gasmengsel dat zuurstof bevat in de koe-lmiddelcyclus (d.w.z.
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Page 10: Table Of Contents
TABLE OF CONTENTS GENERAL INFORMATION GENERAL NOTES SAFETY APPLIED SYMBOLS ADDITIONAL INFORMATION IMPORTANT NOTICE MINIMUM FLOOR AREA REQUIREMENTS 6 CAUTION OF THE PRESSURE BY CHECK JOINT TRANSPORTATION AND HANDLING 7 BEFORE OPERATION LINE-UP OF OUTDOOR UNITS FACTORY-SUPPLIED UNIT COMPONENTS 8 GENERAL DIMENSIONS UNIT INSTALLATION 9 INSTALLATION SPACE... -
Page 11: General Information
Hisense. minimized. ● Within the policy of continuous improvement of its - Work shall be undertaken under a controlled procedure products, Hisense reserves the right to make changes so as to minimized the risk of flammable gas or vapor at any time without prior notification and without being being present while the work is being performed. - Page 12 GENERAL INFORMATION - The ventilation machinery and outlets are operating - Intrinsically safe components are the only types adequately and are not obstructed. that can be worked on while live in the presence of a - If an indirect refrigerating circuit is being used, the flammable atmosphere.
- Page 13 GENERAL INFORMATION ● Charging procedures ● Labeling - Ensure that contamination of different refrigerants - Equipment shall be labeled stating that it has been does not occur when using charging equipment. Hoses decommissioned and emptied of refrigerant. The label or lines shall be as short as possible to minimise the shall be dated and signed.
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Page 14: Safety
SAFETY 2. SAFETY 2.2 ADDITIONAL INFORMATION 2.1 APPLIED SYMBOLS ● During normal heat pump system design work or unit installation, greater attention must be paid in certain Do not pour water into the unit. These products are ● situations requiring particular care in order to avoid equipped with electrical parts. - Page 15 SAFETY ● Means for disconnection from the supply mains, which ● If the supply cord is damaged, it must be replaced by the have a contact separation in all poles that provide full manufacturer, its service agent or similarly qualified persons in disconnection under overvoltage category III conditions, order to avoid a hazard.
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Page 16: Important Notice
If this is not the case, contact your distributor. and poisonous gases into the refrigerant because an explosion ● Hisense pursues a policy of continuing improvement can occur. It is recommended that oxygen free nitrogen be in design and performance of products. The right is charged for these types of tests cycle when performing a therefore reserved to vary specifications without notice. -
Page 17: Transportation And Handling
TRANSPORTATION AND HANDLING Step1: Remove the screws(3 pc) around the top cover. When hanging the unit, ensure a balance of the unit, check safety and lift it up smoothly. ● Do not remove any packing materials. ● Hang the unit under packing condition with two ropes. ●... -
Page 18: Before Operation
BEFORE OPERATION 5. BEFORE OPERATION Accessory Image Qty. Purpose Instruction Basic instructions for the manual installation of the device ● When the system is started after a shut-off longer that For water discharge when approximately 3 months, it is recommended to check the Drain nozzle necessary system by your service contractor. -
Page 19: Unit Installation
UNIT INSTALLATION 7. UNIT INSTALLATION ● Install the unit with sufficient clearance around it for ● Install the unit in the shade or not exposed to direct sunshine operation and maintenance. Install the unit where good or direct radiation from high temperature heat source. ventilation is available. - Page 20 BEFORE OPERATION a) In case of front side and either of the sides are open (single unit) 2000 ≤ 2000 ≤ ≥ ≤ 2500 e) In case that front side and either of the sides are open (serial units) ≤ 2000 ≤...
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Page 21: Installation Place Provision
BEFORE OPERATION 7.2 INSTALLATION PLACE PROVISION ● Secure the outdoor unit with the anchor bolts. ● Recommended metal plate size (field-supplied) - Material: Hot-rolled mild steel plate (SPHC) - Plate thickness: 4.5T 4-C10 2-Hole Base Special Washer (M10) Rubber Mat （562） 7.3 DRAIN PIPING Anchor Bolt (M8) ●... -
Page 22: Water Piping
BEFORE OPERATION 7.4 WATER PIPING 7.4.1 GENERAL NOTES BEFORE PERFORMING The shut-off valve with filter must be installed at water inlet PIPING WORK of the unit, and water flow direction and installation direction ● It is advisable to insulate the water pipes, joints and must be confirmed as follow. -
Page 23: Refrigerant Circuit
REFRIGERANT CIRCUIT 8. REFRIGERANT CIRCUIT 9. SPACE HEATING AND DHW 8.1 REFRIGERANT CHARGE 9.1 ADDITIONAL HYDRAULIC NECESSARY ELEMENTS This appliance is filled with R32, an odourless flammable refrigerant gas with low burning velocity (A2L class pursuant to ISO 817), and is factory charged in the unit. Do not connect the power supply to the unit prior to filling the Refrigerant charge before shipment ( W0 (kg) ) space heating circuit (and DHW circuit if it were the case) with water and checking water pressure and the total absence of any... - Page 24 REFRIGERANT CIRCUIT ● A water check valve (15) with a shut-off valve (16) must be connected to the water filling point when filling the The discharge pipe should always be open to the atmosphere, free water circuit. The check valve acts as a safety device to of frost and in continuous slope to the down side in case that water protect the installation.
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Page 25: Requirements And Recommen-Dations For Hydraulic Circuit
REFRIGERANT CIRCUIT 9.2 REQUIREMENTS AND RECOMMEN- DATIONS FOR HYDRAULIC CIRCUIT Glycol absorbs water from its environment. Therefore do NOT add 9.2.1 Requirements for anti-freezing glycol that has been exposed to air. Leaving the cap off the glycol container causes the concentration of water to increase. The glycol ●... -
Page 26: Minimum Required Water Volume
REFRIGERANT CIRCUIT (2) Freeze protection by freeze protection valves Model min. water flow(L/min) 100 (3.5HP) 13.3 About freeze protection valves 120 (4.0HP) 15.0 When no glycol is added to the water, you can use freeze 140 (5.0HP) 18.3 protection valves to drain the water from the system before it 160 (6.0HP) 20.0 can freeze. -
Page 27: Water Filling
REFRIGERANT CIRCUIT 9.3 WATER FILLING (8) If a little quantity of air is still remaining in the water circuit, it will be removed by the automatic air purge (1) Check that a water check valve (field supplied) with valve of the unit during the first hours of operation. Once a shutoff valve (field supplied) is connected to the the air in the installation has been removed, a reduction water filling point (water inlet connection) for filling the of water pressure in the circuit is very likely to occur. - Page 28 REFRIGERANT CIRCUIT (9) Check Water Volume: ● The process of calculating allowed maximum water The unit has a built-in 8L expansion vessel, and default volume in whole circulation is: initial pressure is 1 bar. To ensure the unit works Calculate maximum water volume corresponding to initial normally, the initial pressure of expansion vessel should pressure Pg by using maximum water volume curve as be adjusted according to the circulated water volume.
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Page 29: Dhw Tank Selection And Installation
REFRIGERANT CIRCUIT 9.4 DHW TANK SELECTION AND - Calculation of T: INSTALLATION The temperature of the DHW tank refers to the temperature of the accumulated water inside the tank, prior to operation. This temperature is usually between 45 °C and 65 °C. It has ●... - Page 30 REFRIGERANT CIRCUIT 3 Structural Drawings For different storage capacity, the structural design of the The typical structure of the DHW tank is shown as below (for DHW tank may be different. The parameters of the typical reference only): structure shown in the left are recommended as follows: Recommended Ref.
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Page 31: Safety Device
REFRIGERANT CIRCUIT 9.4.2 Safety device ● Temperature Protection Switch / Temperature fuse (THe1) is connected in the DHW electric heater power (1) Temperature pressure valve supply circuit, which can directly cut off the power A temperature pressure valve which fit with local national supply of DHW electric heater when DHW temperature requirements should be installed together with DHW tank to exceeds the protection value. -
Page 32: Water Control
REFRIGERANT CIRCUIT Chilled water system Tendency ● DHW tank supplies hot water from tap water. Domestic hot Circulating Depos- Item Corro- water (20°C Supply water its of water is only used when tap water is connected. sion less than) scales ●... -
Page 33: Electrical And Control Settings
ELECTRICAL AND CONTROL SETTINGS 10. ELECTRICAL AND CONTROL SETTINGS 10.1 GENERAL CHECK (1) Ensure all electrical apparatus used on site (power switch, circuit breaker, lead, conduit and terminal board) are selected according to technical manual and national and local codes. Wiring must be made according to national and local codes. (2) Check voltage is within rated voltage ±... -
Page 34: Wiring
ELECTRICAL AND CONTROL SETTINGS 10.2 WIRING 1. The electrical box inner wiring and wire fixing shall be operated as shown below. ● Step1: Remove the screws (3pc) around the service cover. ● Step2: Remove the service cover. - Page 35 ELECTRICAL AND CONTROL SETTINGS ● Step3: Remove the screws (7pc) around the right cover. ● Step4: Remove the right cover.
- Page 36 ELECTRICAL AND CONTROL SETTINGS ● Step5: Remove the screws (3pc) around the electrical box cover. ● Step6: Remove the electrical box cover.
- Page 37 ELECTRICAL AND CONTROL SETTINGS ● Step7: Carry out wiring work as required. ● The more detailed wiring connection is shown in the figure below:...
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Page 38: Terminal Board Connections
ELECTRICAL AND CONTROL SETTINGS 10.3 TERMINAL BOARD CONNECTIONS 10.3.1 WIRING OF UNIT AND CONTROLLER ● The transmission is wired to terminals A-B. ● The H-NET wiring system requires only two transmission cables that connect the unit and the controller. ● The shielding layer shall be grounded. TB4 on PCB4 Controller Shielded cable... -
Page 39: Terminal Board (Auxiliary Electric Heater)
ELECTRICAL AND CONTROL SETTINGS 10.3.3 Wiring of DHW Electrical wiring must be performed by professional technician according to national regulations. The electric heater of the DHW tank needs to meet the relevant ● Correctly mount cable water proof head and electrical box requirements of local laws and regulations. -
Page 40: Wiring Of Auxiliary Electric Heater
ELECTRICAL AND CONTROL SETTINGS -supplied） （ ） Fixing the sensor (1).Fix the sensor with insulating aluminum tape (field-supplied) in order to ensure a good heat transference. Make good contact between sensor and pipe. Maximize the contact The terminal TB7 only provides control signals to control the on and off of the AC contactor. Most sensitive point of the sensor Recommended... -
Page 41: Safety Thermostat
ELECTRICAL AND CONTROL SETTINGS 10.5 OPTIONAL INDOOR UNIT WIRING (ACCESSORIES) Inputs and outputs printed on the board are the setting before shipment options. By means of the master controller, some other inputs and output functions can be configured and used. - Page 42 ELECTRICAL AND CONTROL SETTINGS Input - Setting before shipment Mark Description Default settings Available input codes Terminals Specification i - 08 i - 00~17 I1, L1 Closed/Open Input 1 (Demand ON/OFF 1) (Except i - 07/12) on TB3 220-240V ~ 50Hz i - 13 i - 00~17 I2, +12V...
- Page 43 ELECTRICAL AND CONTROL SETTINGS Input - All input codes descriptions: Input codes Mark Description i - 00 No Function This function must be used to stop or limit the heat pump and Auxiliary electric heater when restricted by Electric company. It allows an external Smart switch device to switch Smart Act./ off or reduce consumption of the heat pump and Auxiliary electric heater during time of i - 02...
- Page 44 ELECTRICAL AND CONTROL SETTINGS Output - Setting before shipment Mark Description Default settings Available output codes Terminals Specification L2, N6 Power supply ON/OFF on TB3 o - 01 o - 00 ~ 30 Output 1 220-240V ~ 50Hz (3WV SWP) (Except o - 02/08/17/21) Max.
- Page 45 ELECTRICAL AND CONTROL SETTINGS Output - All output codes descriptions: Output codes Mark Description o - 00 No Function In case of combining Unit with swimming pool, this output is used to drive 3-way valve diverting o - 01 3WV SWP to the swimming pool heat exchanger.
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Page 46: Wiring Size And Minimum Requirements Of The Protection Devices
ELECTRICAL AND CONTROL SETTINGS Auxiliary sensor codes - All Auxiliary sensor codes ● Protect the indoor unit against the entry of small animals (like rodents) which could damage the drain pipe and any descriptions: internal wire or any other electrical part, leading to electric Auxiliary Mark Description... - Page 47 ELECTRICAL AND CONTROL SETTINGS 10.7 SETTING OF DIP SWITCHES ON PCB1 Water pump mode when Thermo OFF ON: Operate periodically ● The mark “■” indicates the dip switches positions. OFF: Operate constantly ● No mark “■” indicates pin position is not affected. Manual emergency setting ●...
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Page 48: Setting Of Dip Switches On Pcb1
ELECTRICAL AND CONTROL SETTINGS 10.8 SETTING OF DIP SWITCHES ON PCB2 (1) DSW1: Unit model setting No setting is required. Setting before shipment (2) DSW2: Optional function setting Single phase Three phase 12.7 12.7 12.7 12.7 (3) DSW1: Capacity setting No setting is required. -
Page 49: Test Run
TEST RUN 11. TEST RUN ● The unit starts only when all check points are cleared up. ● Pay attention when system is running: NEVER operate the unit without careful inspection. (A) Do not touch any parts of discharge pipelines, because the 11.1 CHECKLIST BEFORE TEST RUN discharge temperature of compressor can be more than... -
Page 50: Main Safety Devices
MAIN SAFETY DEVICES 12. MAIN SAFETY DEVICES ● Compressor protection High pressure switch: This switch cuts out the operation of the compressor when the discharge pressure exceeds the setting. ● Fan motor protection When the thermistor temperature reaches to the setting, motor output is decreased. When the temperature becomes lower, limitation is cancelled. - Page 51 1196616 Qingdao Hisense Hitachi Air-conditioning Systems Co., Ltd. Add.:No. 218, Qianwangang Road, Economic and Technological Development Zone, Qingdao, China http://www.hisensehvac.com E-mail：hhexport@hisense.com The Company is committed to continuous product improvement. We reserve the right, therefore, to alter the product information at any time and without prior announcement.
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