Haier HBU-28CH03 User Manual
Haier HBU-28CH03 Manual
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Haier HBU-28CH03 manual content summary:
- Haier HBU-28CH03 | User Manual - Page 1
ROOM AIR CONDITIONER OUTDOOR UNIT INSTALLATION INSTRUCTIONS CONTENTS Name of Parts 1 Safety Cautions 2-3 Installation Procedure---------4-13 HBU-28CH03 HBU-28HH03 HBU-42CH03 HBU-42CI03 HBU-42HI03 No.0150500832 Before using the air conditioner,please read this manual carefully. Please keep this - Haier HBU-28CH03 | User Manual - Page 2
Name of Parts Air inlet Air outlet HBU-28CH03 HBU-28HH03 Air inlet Air outlet HBU-42CH03 Compressor (Inside of unit) Air inlet Air outlet Compressor (Inside of unit) 1 HBU-42CI03 HBU-42HI03 - Haier HBU-28CH03 | User Manual - Page 3
or machine damages; in some cases may cause serious consequences. INSTRUCTIONS: These information can ensure the correct operation of the machine time when needed. If the conditioner is transferred to the new user, this manual should be as well transferred to the new user. WARNING! If any abnormal - Haier HBU-28CH03 | User Manual - Page 4
Safety Cautions WARNING! Installed electrical-leaking circuit breaker. It easily cause electrical shock without circuit breaker. Air-conditioner can't be installed in the environment with inflammable gases because the inflammable gases near to air-conditioner may cause fire hazard. No goods or - Haier HBU-28CH03 | User Manual - Page 5
A 1m or more of overhead space is needed for the unit. Mount guide-louvers to place where short-circuit is a possibility. When installing several units Open space requirement around the unit Air inlet L3 L2 500 Air (Servicing inlet space) Air outlet L1 Note : (1). Fix the parts with screws - Haier HBU-28CH03 | User Manual - Page 6
Installation Procedure Installation of outdoor unit 3. Installation of outdoor unit (1) Installation Fix the unit in a proper way according to the condition of a place where it is installed by referring to the following . (a) Concrete foundation (b) Foundation anchor Unit Unit Anchor bolt - Haier HBU-28CH03 | User Manual - Page 7
Installation Procedure Installation of outdoor unit HBU-42CH03 1008 Power Wiring Terminal Power Wiring Distribution Hole 830 25 646 447 410 6 - Haier HBU-28CH03 | User Manual - Page 8
Installation Procedure HBU-42CI03 HBU-42HI03 948 Installation of outdoor unit 1250 25 580 340 380 4. Refrigerant piping Flare connection Gas pipe Indoor unit Liquid pipe stop valve Outdoor unit stop valve HBU-42CH03 HBU-42CI03 HBU-42HI03 HBU-28CH03 HBU-28HH03 7 - Haier HBU-28CH03 | User Manual - Page 9
Installation Procedure (2) Piping size Refrigerant piping HBU-28CH03 HBU-28HH03 HBU-42CH03 HBU-42CI03 HBU-42HI03 Liquid pipe Gas pipe Liquid pipe Gas pipe 9.52x0.8mm 15.88x1.0mm 9.52x0.8mm 19.05x1.0mm 90+0.5 Install the removed flare nuts to the pipes to be connected, then flare the pipes. (3) - Haier HBU-28CH03 | User Manual - Page 10
(30kg/cm2g) pressurize about 24 hours. Little leakage will be found. TUBING BRING BRAZED LINE PRESSURE GAUGE SWEAT JOINT LARGE SLIP-ON CONNECTOR SERVICE HOUSE CYLINDER PRESSURE GAUGE CYLINDER OF NITROGEN Check if the pressure drops The pressure does not drop-passed The pressure drops-check the - Haier HBU-28CH03 | User Manual - Page 11
Installation Procedure Refrigerant piping 6. Piping and indoor unit vacuumizing Use vacuum pump to perform vacuumizing. It is strictly forbidden to use the refrigerant to remove the air inside the system. After air tightness test and discharging all the nitrogen, connect the vacuum pump as the - Haier HBU-28CH03 | User Manual - Page 12
the power for the indoor unit is supplied by terminals. For the detailed wiring connection with the indoor units, see the corresponding indoor operation and instruction manual. 11 - Haier HBU-28CH03 | User Manual - Page 13
Installation Procedure Electric wiring Y/G W B R Y/G W B Y/G 1 2 3 L N To Indoor Unit POWER SUPPLY: 1PH,220-230V~,50Hz FIG.1 HBU-28CH03 Y/G W B Y/G L N Y/G W B R BR GR Y/G 1 2 3 4 5 POWER SUPPLY: 1PH,220-230V~,50Hz To Indoor Unit FIG.2 HBU-28HH03 Y/G Y/G R S TN 1 2 3 POWER SUPPLY: - Haier HBU-28CH03 | User Manual - Page 14
advance of operation. (2) Test run Run the unit continuously for about 30 minutes, and check the following. Suction pressure at check joint of service valve for gas pipe. Discharge pressure at check joint on the compressor discharge pipe. Temperature difference between return air and supply air for
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