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Installation
Maintenance
Manual
INVERTER
compressor condensing unit (CCU)
AIR CONDITIONER
(HEAT PUMP)
- Outdoor Units -
Model
GUC-76Z-H
GUC-96Z-H
GUC-136Z-H
GUC-154Z-H
GUC-190Z-H
GUC-210Z-H
GUC-250Z-H
GUC-268Z-H
GUC-307Z-H
GUC-324Z-H
GUC-365Z-H
GUC-386Z-H
GUC-420Z-H
GUC-444Z-H
GUC-480Z-H
GUC-500Z-H
GUC-540Z-H
GUC-560Z-H
GUC-600Z-H
GUC-620Z-H
IMPORTANT:
READ AND UNDERSTAND
THIS MANUAL BEFORE
USING THIS HEAT-PUMP
AIR CONDITIONERS.
KEEP THIS MANUAL FOR
FUTURE REFERENCE.
&
GUC-114Z-H
GUC-172Z-H
GUC-229Z-H
GUC-290Z-H
GUC-343Z-H
GUC-404Z-H
GUC-460Z-H
GUC-520Z-H
GUC-580Z-H
P00 873 Q
ORIGINAL INSTRUCTIONS
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Table of Contents
Related Manuals for Galactic GUC-136Z-H
Summary of Contents for Galactic GUC-136Z-H
- Page 1 Installation & Maintenance Manual INVERTER compressor condensing unit (CCU) AIR CONDITIONER (HEAT PUMP) - Outdoor Units - Model GUC-76Z-H GUC-96Z-H GUC-114Z-H GUC-136Z-H GUC-154Z-H GUC-172Z-H GUC-190Z-H GUC-210Z-H GUC-229Z-H GUC-250Z-H GUC-268Z-H GUC-290Z-H GUC-307Z-H GUC-324Z-H GUC-343Z-H GUC-365Z-H GUC-386Z-H GUC-404Z-H GUC-420Z-H GUC-444Z-H GUC-460Z-H GUC-480Z-H...
- Page 3 IMPORTANT NOTICE G HISENSE pursues a policy of continuing improvement in design and performance of products. The right is therefore reserved to vary specifications without notice G HISENSE cannot anticipate every possible circumstance that might involve a potential hazard. G This heat pump air conditioner is designed for standard air conditioning only. Do not use this heat pump air conditioner for other purpose such as drying clothes, refrigerating foods or for any other cooling or heating process.
- Page 4 IMPORTANT NOTICE Correct Disposal of this product This marking indicates that this product should not be disposed with other household wastes. To prevent possible harm to the environment or human health from uncontrolled waste disposal, recycle it responsibly to promote the sustainable reuse of material resources.
- Page 5 CHECKING PRODUCT RECEIVED G Upon receiving this product, inspect it for any shipping damage. Claims for damage, either apparent or concealed, should be filed immediately with the shipping company. G Check the model number, electrical characteristics (power supply, voltage and frequency) and accessories to determine if they are correct.
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Page 7: Table Of Contents
TABLE OF CONTENTS 1. Safety Summary .............................1 2. Structure .................................5 2.1 Outdoor Unit & Refrigerant Cycle ......................5 2.2 Necessary Tools and Instrument List for Installation ................5 3. Before Installation ............................7 3.1 Line-Up of Outdoor Unit .........................7 3.2 Combination of Indoor Unit and Outdoor Unit ..................7 4. -
Page 8: Safety Summary
1. Safety Summary < Signal Words > G Signal words are used to identify levels of hazard seriousness. Definitions for identifying hazard levels are provided below with their respective signal words : DANGER indicates a hazardous situation which, if not avoided, DANGER will result in death or serious injury. - Page 9 DANGER G Do not perform installation work, refrigerant piping work, drain pump, drain piping and electrical wiring connection without referring to our installation manual. If the instructions are not followed, it may result in a water leakage, electric shock or a fire G Use the adequate refrigerant (R410A) to the outdoor unit in the refrigerant cycle.
- Page 10 WARNING G Do not use any sprays such as insecticide, lacquer, hair spray or other flammable gases within approximately one (1) meter from the system. G If circuit breaker or fuse is often activated, stop the system and contact your service contractor. G Check that the ground wire is securely connected.
- Page 11 NOTICE G Do not install the indoor unit, outdoor unit, remote control switch and cable within approximately 3 meters from strong electromagnetic wave radiators such as medical equipment. G Supply electrical power to the system to energize the oil heater for 12 hours before startup after a long shutdown.
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Page 12: Structure
2. Structure Outdoor Unit & Refrigerant Cycle Regarding structure drawings and refrigerant cycle diagram, please refer to Technical Catalogue. Necessary Tools and Instrument List for Installation Tool Tool Tool Tool Handsaw Copper Pipe Bender 11 Spanner 16 Leveller Clamper for Phillips Screwdriver Plier 12 Charging Cylinder... - Page 13 ": Interchangeability is available with current R22 G: only for Refrigerant R410A (No Interchangeability with R22) : Prohibited !: only for Refrigerant R407C (No Interchangeability with R22) Interchangeability Reason of Non-Interchangeability and Attention with R22 Measuring Instrument and Tool (#: Strictly Required) R410A R407C Pipe Cutter...
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Page 14: Before Installation
3. Before Installation GUC-76Z-H GUC-96Z-H GUC-114Z-H GUC-136Z-H GUC-154Z-H GUC-172Z-H GUC-190Z-H GUC-210Z-H GUC-229Z-H GUC-250Z-H GUC-114Z-H GUC-76Z-H GUC-76Z-H GUC-96Z-H GUC-114Z-H GUC-136Z-H GUC-114Z-H GUC-114Z-H GUC-96Z-H GUC-114Z-H GUC-290Z-H GUC-324Z-H GUC-343Z-H GUC-268Z-H GUC-307Z-H GUC-144Z-H GUC-136Z-H GUC-154Z-H GUC-96Z-H GUC-114Z-H GUC-154Z-H GUC-154Z-H GUC-114Z-H GUC-154Z-H GUC-114Z-H GUC-114Z-H GUC-114Z-H... -
Page 15: Combination Of Indoor Unit And Outdoor Unit
3.2 Combination of Indoor Unit and Outdoor Unit The number of connectable indoor unit with the outdoor unit is as follows. Comply with the condition as follows when installing the unit. A maximum total capacity of 130% and a minimum total capacity of 50% can be obtained by combination of the indoor units when compared with the nominal outdoor unit capacity. -
Page 16: Transportation And Handling
4. Transportation and Handling Transportation Transport the product as close to the installation location as practical before unpacking. When using a crane, hang the unit according to the description of the label attached to the outdoor unit. Do not hang the unit by the ropes at the wooden base. Rope Position CORRECT INCORRECT... -
Page 17: Handling Of Outdoor Unit
Hanging Method When hanging the unit, ensure a balance of the unit, check safety and lift up smoothly. (1) Do not remove any packing materials. (2) Hang the unit under packing condition with two (2) wire ropes, as shown in Fig. 4.1. Wire Rope Angle of wire rope Corrugated Paper Frame... -
Page 18: Outdoor Unit Installation
5. Outdoor Unit Installation Factory-Supplied Accessories Check to ensure that the following accessories are packed with the outdoor unit. Table 5.1 Factory-Supplied Accessories Accessory Connection for Accessory Refrigerant Gas Pipe Pipe 22.2# 19.05 22.2# 25.4 25.4# 28.6 Connection for Refrigerant Liquid Pipe 9.53# 12.7 For Connection Hole of... -
Page 19: Installation
Installation (1) Install the outdoor unit in a dry well ventilated environment. (2) Install the outdoor unit where it is in the shade or it will not be exposed to direct sunshine or direct radiation from high temperature heat source. (3) Install the outdoor unit where the sound or the discharge air from the outdoor unit does not affect neighbors or surrounding ventilation. -
Page 20: Service Space
Service Space Make the service space when outdoor unit is installed as follows. - In case of no walls at the front and the rear side of the (Unit: mm) unit, the space of 500mm for the front side and 300mm for the rear side is required. - Page 21 3) Walls on 4 Directions • Single Installation • Multiple / Serial Installation < Installation in the Same Direction> < Rear to Rear Installation 1 > < Rear to Rear Installation 2 > NOTE 1. Keep the upper side open to prevent mutual interference of inlet and outlet air of each outdoor unit. 2.
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Page 22: Foundation
Foundation Concrete Foundations (1) The height of the foundation should be 150mm higher than the ground level. (2) Install a drainage around foundation for smooth drain. (mm) Mortar Hole 100 x Depth 150 Refrigerant Pipe Drainage more than (Width 100 x Depth 20) more than 150mm or Higher... - Page 23 (5) When installing the outdoor unit, fix the unit by ancho bolts (field-supplied) Refer to Fig. 5.1 regarding the location of fixing holes Unit: mm <114 KBtu/h to 154 KBtu/h> <76 KBtu/h to 96 KBtu/h> Fig. 5.1 Position of Anchor Bolts Hole of Anchor Bolt Hole of Anchor Bolt Secure the outdoor unit with the anchor bolts.
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Page 24: Drain Water Treatment
Drain Water Treatment Drain water is discharged during heating and defrosting operation. (Rain water is also discharged.) Pay attention to the followings. (1) Choose a place where well drainage is available, or provide a drain ditch. (2) Do not install the unit over the walkways. Condensation water may fall on people. In case of installing the unit in such a place, provide the additional drain pan. -
Page 25: Refrigerant Piping Work
6. Refrigerant Piping Work G Use refrigerant R410A in the refrigerant cycle. Do not charge oxygen, acetylene or other flammable and poisonous gases into the refrigerant cycle when performing a leakage test or an air-tight test. These types of gases are extremely dangerous and can cause an explosion. -
Page 27: Flaring And Joint
Flaring and Joint Flaring Dimension Perform the flaring work as shown belo . (mm) Diameter -0.4 ( d) R410A 6.35 9.53 13.2 0.4 ~ 0.8R 12.7 16.6 (/) It is impossible to perform the flaring work with 1/2H material. In this case, 15.88 19.7 use an accessory pipe (with a flare) -
Page 28: Caution About Outdoor Unit Installation
Caution about Outdoor Unit Installation < Outdoor Unit Alignment > Align the outdoor unit from large capacity as A > B > C and outdoor Unit “A” should be located at the indoor unit side. Outdoor Unit Capacity: A > B > C Outdoor Outdoor Outdoor... - Page 29 (5) For servicing, in case that the pipe is placed frontward of the outdoor unit, secure min. 500mm between the outdoor unit and Manifold Pipe. (When the compressor is replaced, a space of min. 500mm is required.) Outdoor Unit Outdoor Unit Outdoor Unit Min.
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Page 30: Piping Connection For Cooling/Heating Changeover Operation System
Piping Connection Perform the piping connection work for each outdoor unit. NOTE: Ensure that the refrigerant pipe should be connected to the same refrigerant cycle unit. ● Prepare the refrigerant pipe in the field for the piping work. Refer to Fig. 6.1 for the position of piping connection. Gas Line Refrigerant Piping Connection Liquid Line Refrigerant Piping... -
Page 31: Piping Size For Avwt-76Uesrx To Avwt-154Uessx (Base Units)
GUC-210Z-H GUC-172Z-H GUC-190Z-H GUC-210Z-H GUC-229Z-H GUC-250Z-H GUC-268Z-H GUC-290Z-H GUC-307Z-H GUC-76Z-H GUC-76Z-H GUC-96Z-H GUC-114Z-H GUC-114Z-H GUC-114Z-H GUC-136Z-H GUC-154Z-H GUC-76Z-H GUC-114Z-H GUC-114Z-H GUC-114Z-H GUC-136Z-H GUC-154Z-H GUC-154Z-H GUC-154Z-H... -
Page 32: Piping Size For Avwt-324Ueszx To Avwt-460Ueszx(Three Units Combination)
6.4.3 Piping Size for Three Units Combination GUC-540Z-H Model GUC-480Z-H GUC-500Z-H GUC-520Z-H GUC-540Z-H GUC-560Z-H GUC-580Z-H GUC-600Z-H GUC-620Z-H Outdoor GUC-114Z-H GUC-114Z-H GUC-114Z-H GUC-114Z-H GUC-114Z-H GUC-114Z-H GUC-136Z-H GUC-154Z-H Unit A Combination Outdoor GUC-114Z-H GUC-114Z-H GUC-114Z-H GUC-114Z-H GUC-136Z-H GUC-154Z-H GUC-154Z-H GUC-154Z-H Unit Unit B Outdoor GUC-136Z-H GUC-154Z-H... -
Page 33: Stop Valve
6.4.4 Stop Valve < Gas Valve > (1) Make sure that the all the spindles are closed completely. (2) Connect the charging hose to the service port and release gas from the gas pipe. (3) Cut the end of the closing pipe ( 6.35) and check that no gas exists inside the gas pipe . (4) Remove the stop valve cover. -
Page 34: Piping Connection
6.4.5 Piping Connection (1) Make sure that the stop valves are closed completely. (2) Protect the compressor and sound-proof cover with metal plate when brazing the gas pipe as shown in Fig. 6.2. Pay attention to the flame from the burner not to burn the stop valve bod . (3) Connect the indoor unit and the outdoor unit with refrigerant piping. - Page 35 ● Manifold Pipe (Optional Parts) Applicable Outdoor Unit Item Operation Type Model Outdoor Unit Outdoor Unit (KBtu/ h) Number 172 to 229 for Cooling/Heating 250 to 307 Manifold Pipe Changeover 324 to 386 Operation 404 to 460 ● Construction Example (In Case of AVWT-343UESZX ) Regarding the piping work for 190KBtu/h and over, refer to Installation &...
- Page 36 ● Branch Pipe (Optional Parts) < Line Branch > First Branch Pipe Diameter and Branch Pipe after First Branch Liquid Outdoor Unit (KBtu/ h) Model Total Indoor Unit (KBtu/ h) Model (φmm) (φmm) 76 and 96 Lower than 57 15.88 9.53 114 and 154 57 to 96...
- Page 37 ● Piping Size ( mm) and Branch Pipe Selection Upstream Side Pipe Diameter for Outdoor Unit Main Pipe Diameter Outdoor Outdoor Outdoor (Base Unit or Manifold Pipe 1 to First Branch) Unit Unit Unit [Branch Pipe of First Branch] (*2) Equivalent Piping Length <...
- Page 38 (*1): The Manifold Pipe is counted from the indoor unit side (as Manifold Pipe 1). (*2): When the maximum length of the equivalent refrigerant pipe (L1) from the outdoor unit/Manifold Pipe 1 to the indoor unit is over 100m, the pipe size of gas/liquid line from the outdoor unit/Manifold Pipe 1 to first branch should be increased one size with the reducer (field-supplied).
- Page 39 ● Piping Branch Restriction Follow the table below when performing the field-suppli d piping work. Main Piping Branch * Indoor Unit Piping Length between Capacity Ratio Branch Pipe (First Branch) Piping Length Number of Main After Main Branch and Each Indoor Unit (L2) After Branch Piping Branch a+b+c X 30m...
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Page 40: Electrical Wiring
7. Electrical Wiring G Turn OFF the main power switch to the indoor unit and the outdoor unit and wait for more than 3 minutes before electrical wiring work or a periodical check is performed. G Check to ensure that the indoor fan and the outdoor fan have stopped before electrical wiring work or a periodical check is performed. -
Page 41: General Check
General Check (1) Make sure that the field-selected electrical components (main power switches, circuit breakers, wires, conduit connectors and wire terminals) have been properly selected according to the electrical data indicated in the Technical Catalog. Make sure that the components comply with National Electrical Code (NEC). -
Page 42: Electrical Wiring Connection
Electrical Wiring Connection The ELB (earth leakage breaker), FUSE and S (main switch) must be installed to the each power source of outdoor unit. If not, it may cause of electrical shock or fire NOTE: Supply the power source of outdoor units and indoor units respectively. (1) Power Source Wiring Supply the power sources to the each outdoor unit respectively. - Page 43 (2) The recommended wiring, ELB, breaker size are shown as follow I Field Minimum Wire Sizes for Power Source Power Source Transmitting Maximum Earth Fuse Cable Size Cable Size Running Wire Nominal Nominal Outdoor Unit (KBtu/ h) Sensitive Current Size EN60335-1 EN60335-1 Current...
- Page 44 Install a multi-pole main switch with a space of 3.5mm or more between each phase. NOTES: 1. When the power supply wiring is longer, select the minimum wiring size which the voltage drop is within 2%. 2. Power supply voltage should be satisfied with the followings Supply Voltage: Rated Voltage within +10% Starting Voltage:...
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Page 45: Electrical Wiring For Outdoor Unit
Electrical Wiring for Outdoor Unit Connect the electrical wirings according to the following figure (1) Connect the power supply wires to L1, L2, L3, and N (for 380-415V) for the three phase power source on the terminal board TB1 and earth wire to the terminal in the electrical control box. (2) Connect the transmission wires between the outdoor and indoor units to the TB2 terminals 1 and 2 on the PCB1. - Page 46 Pay attention to the followings to run through the cables under the unit using conduit tube. (The pipe cover is required to remove before performing piping and wiring works.) NOTES: 1. Do not lead the power supply wiring and transmission wiring through the same conduit tube. Moreover, keep at least 5cm between the power supply wiring and transmission wiring.
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Page 47: Electrical Wiring Connection Of Indoor Unit, Outdoor Unit
Electrical Wiring Connection of Indoor Unit, Outdoor Unit (1) Connect a power supply wiring to each outdoor unit. Connect an ELB, fuse and main switch (S) to each outdoor unit. (2) Connect a power supply wiring to each indoor unit group to be connected to the same outdoor unit. (Max. - Page 48 380-415V 3N~ 50Hz Outdoor Unit A (Main) Outdoor Unit B (Sub) L1 L2 L3 N 1 2 3 4 L1 L2 L3 N 1 2 3 4 Earth Earth Main Switch TB : Terminal Board PCB : Printed Circuit Board FUSE : Field Wiring : Transmission Line (Shielded Twist Pair Cable)
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Page 49: Dip Switch Setting Of Outdoor Unit
Dip Switch Setting of Outdoor Unit TURN OFF all power sources before setting. Without turning OFF, the switches do not work and the contents of the setting are invalid. (However, DSW4-No.1, 2, 4 can be operated during power source is ON.) The mark of “I”... - Page 50 Setting for Transmitting It is required to set the outdoor unit Nos., refrigerant cycle Nos. and end terminal resistance for this Hi-NET or Hi-NET II system. Setting of Outdoor Unit No. In case of the combination of base unit, set DSW6 as shown below. Combination of Base Unit Base Unit Unit A...
- Page 51 Function Setting External Input/Output and Function Setting Press PSW1 once. Start of Setting Menu Mode Turn ON DSW4-No.4. Arrangement of Dip Switch Setting Press PSW1 for 3 seconds or more. “Menu Mode” will be indicated. For more details, Check Mode DSW2 DSW3 refer to “Checking of...
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Page 52: Additional Refrigerant Charge
8. Additional Refrigerant Charge Air-Tight Test (1) Check to ensure that the stop valves are closed completely before air-tight test. < Tightening Check of Stop Valves > a) After connecting the pipe, remove the cap of stop valve for gas and liquid . Tighten the open-close spindle in the close direction with a torque *1). - Page 53 (4) Check for any gas leakage at the flare nut connectio s, or brazed parts by gas leakage tester or by use of a foaming agent or gas leak detector. Recommended Forming Agent Manufacturer Guprofle Yokogawa & CO.,Ltd (5) Mount the piping cover equipped with the outdoor unit after connecting the pipe. Procedure Completion of Applying...
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Page 54: Vacuuming
Vacuuming (1) Connect a manifold gauge and vacuum pump to the check joints' . Gas Stop Valve Liquid Stop Valve (2) Continue vacuum pumping work until the pressure reaches -0.1MPa (-756mmHg) or lower for one to two hours. After vacuum pumping work, stop the manifold valve’s valve, stop the vacuum pump and leave it for one hour. -
Page 55: Additional Refrigerant Charge Calculation
Additional Refrigerant Charge Calculation Table 8.1 Additional Refrigerant Charge Calculation Although refrigerant has been charged into this unit, additional refrigerant charge is required according to piping length. Determine the additional refrigerant quantity according to the following procedure, and charge it into the system. Record the additional refrigerant quantity to facilitate maintenance and servicing activities thereafter. -
Page 56: Charging Work
Charging Work After vacuum pumping work, check that the gas stop valve, and liquid stop valve are fully closed. Charge the additional refrigerant (refer to Table 8.1) from the check joint of liquid stop valve (Charging Refrigerant Amount Tolerance: 0.5kg). If the specified refrigerant quantity can not be charged, follow the procedure belo . -
Page 57: Automatic Simple Judgement System For Refrigerant Amount
Automatic Simple Judgement System for Refrigerant Amount Perform the refrigerant amount check operation according to the automatic judgement function after the refrigerant charging work. When the judgement result is excessive refrigerant, insufficient refrigerant or abnormal termination, find ou the cause of abnormality and perform the refrigerant amount check operation again. <... - Page 58 $ Special Attention Regarding Refrigerant Gas Leakage Pay attention to the critical gas concentration to avoid accidental refrigerant gas leakage before installing air conditioning systems. Totally Charged Refrigerant Quantity in System (kg) < Critical Concentration (kg/m Room Space for each Indoor Unit (m 0.3 kg/m * In case of KHK S 0010, this value should be decided according to the each country’s regulation such as ISO5149 and EN378.
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Page 59: Test Run
9. Test Run Test run should be performed according to the Item 9.2. And use the Table 9.1 for recording test run. G Do not operate the system until all the check points have been cleared. As for the test run of indoor unit, check “Installation & Maintenance Manual” attached to the indoor unit. - Page 60 Caution for Insulation Resistance If total unit insulation resistance is lower than 1 megohm, the compressor insulation resistance may be low due to retained refrigerant in the compressor. This may occur if the unit has not been used for long periods. 1.
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Page 61: Test Run
Test Run (1) Check to ensure that the stop valves of the outdoor unit are fully opened and then start the system. (In case of the combination of base units, check that the stop valves of all the connected outdoor units are fully opened.) (2) Perform the test run of indoor units one by one sequentially and then check accordance of the refrigerant piping system and electrical wiring system. - Page 62 d) Depress “AUTO LOUVER” switch and check that the louver is activated normally without abnormal sound. Depress “AUTO LOUVER” again so that the louver will stop. If abnormal sound is heard, remove the panel and adjust the fitting condition of connection parts in the panel corner cove . Ensure that the panel is mounted correctly to the unit body, otherwise the panel may be deformed.
- Page 63 Table 9.1 Test Run and Maintenance Record MODEL: SERIAL. No. COMPRESSOR MFG. No. CUSTOMER'S NAME AND ADDRESS: DATE: 1. Is the rotation direction of the indoor fan correct? 2. Is the rotation direction of the outdoor fan correct? 3. Are there any abnormal compressor sounds? 4.
- Page 64 Table 9.2 Alarm Code Code Category Content of Abnormality Leading Cause Activation of Float Switch (High Water Level in Drain Pan, Indoor Unit Activation of Protection Device (Float Switch) Abnormality of Drain Pipe, Float Switch or Drain Pan) Activation of Protection Device Activation of PSH (Pipe Clogging, Excessive Outdoor Unit (High Pressure Cut)
- Page 65 Code Category Content of Abnormality Leading Cause Incorrect Capacity Code Setting of Combination Incorrect Capacity Setting of Outdoor Unit and Excessive or Insufficient Indoor Unit Total Indoor Unit Capacity Code System Incorrect Setting of Indoor Unit No. Duplication of Indoor Unit No. in same Ref. Gr. Incorrect of Indoor Unit Combination Indoor Unit is Designed for R22 Failure of Protection Detecting Device...
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Page 66: Safety And Control Device Setting
10. Safety and Control Device Setting Compressor Protection The compressor is protected by the following devices and their combinations. (1) High Pressure Switch: This switch cuts out the operation of the compressor when the discharge pressure exceeds the setting. (2) Oil Heater: This band type heater protects against oil foaming during cold starting, as it is energized while the compressor is stopped. - Page 68 Add: 17,Donghai Xi Road,Qingdao 266071,China...
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