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Haier HB4800VD1M22-P Service Manual

Air handler, hb-d series central air conditioning.
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Central Air Conditioning

SERVICE MANUAL

Features
High efficiency design
Split-packaged design
Optional electric heater
Fully insulated and durable cabinet
Easily filter replacement
Convenient for installation and maintenance
Manual code: SYJS-034-06REV.1
Models
HB2400VD1M20
HB3600VD1M22
HB4800VD1M22
HB6000VD1M22
HB6000VD1M22(-E)
Edition: 2006-11-12

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   Summary of Contents for Haier HB4800VD1M22-P

  • Page 1: Service Manual

    Central Air Conditioning SERVICE MANUAL Models HB2400VD1M20 HB3600VD1M22 HB4800VD1M22 HB6000VD1M22 HB6000VD1M22(-E) Features High efficiency design Split-packaged design Optional electric heater Fully insulated and durable cabinet Easily filter replacement Convenient for installation and maintenance Manual code: SYJS-034-06REV.1 Edition: 2006-11-12...

  • Page 2: Table Of Contents

    Central Air Conditioning Model: Air Handler, HB-D series CONTENTS 1. DESCRIPTION OF PRODUCTS & FEATURES……………………..3 2.PHYSICAL AND ELECTRICAL SPECIFICATIONS………………..4 3.SAFETY PRECAUTION…………………………………………….……5 4.ELECTRICAL CONTROL DEVICES…………………………….……..5 5.APPLICATION…………………..……………………………………..….5 6.INSTALLATION INSTRUCTIONS………………………..……………7 7.WIRING DIAGRAMS……………………………….…………………….17...

  • Page 3: Description Of Products & Features

    Engery Efficiency Ratio) which meet or exceed the standards imposed by efficiency legislated and therefore represent both good value today and for years to come. The current air conditioning system use scroll and reciprocating compressors. This gives the air conditioning a durable compressor which needs less external protection, while increasing the unit efficiency in cooling mode.

  • Page 5: Safety Precaution

    RELAYS Relays provide a method for control switching. Relays may switch either low(24VAC) or line voltage. Generally relays used in air conditioning use 24VAC coils. Contact voltage may be either low or line voltage. HEATER CONTACTOR The coil uses 24 volts but the contacts carry line voltage .The heater contactor is a large relay, which controls the heater.

  • Page 6

    Air leakage of only 3% in a return duct can cause a 5% loss in system capacity. 3% leakage on a three ton system is only 30 CFM. Two or three unsealed joints can cause a leak of this size. Sealing the return and supply ducts result in full system capacity and lower operating costs.

  • Page 7: Installation Instructions

    Attach the service panel to the outdoor unit after to prevent. If the service panel is not attached securely, it could result in a fire or an electric shock due to dust, water, etc. INDOOR COIL MAINTENANCE Inspect the indoor coil at least once a year for cleanliness and clean as necessary.

  • Page 8

    Central Air Conditioning Model: Air Handler, HB-D series UNIT DIMENSIONS a. For HB2400VD1M20 air handler...

  • Page 9

    Central Air Conditioning Model: Air Handler, HB-D series b. For HB3600VD1M22 air handler...

  • Page 10

    Central Air Conditioning Model: Air Handler, HB-D series c. For HB48/6000VD1M22 air handler...

  • Page 11

    Install air handlers in garages, warehouses or other areas where they may be subjected to mechanical damage must be suitably guarded against such damage by installing behind protective barriers, being elevated or located out of the normal path of vehicles. When installed on a base, the base must also be protected by similar means.

  • Page 12

    Air handler must be leveled and then pitched 1/4" toward drain side. Important: Drain pan must be tested for proper drainage by pouring water into the pan. Traps must be installed on both the primary drain and the secondary drain if used.

  • Page 13: Downflow Instructions

    6. A 4" to 3" removable panel is recommended at the point where the duct meets with the return part of the Air Handler unit to allow easier removal of coils that are too tall.

  • Page 14

    Refrigerant tubing should be installed so that it is properly supported, sized and sloped. The vapor and liquid lines must be supported or routed to avoid strain or vibration. To avoid damage that can be caused by condensation, insulate the suction tube with a closed cell insulation with the seams sealed.

  • Page 15

    When an optional heat kit is installed refer to the electrical requirements in that kit. The wiring diagram included in the heat kit must be placed over the wiring diagram on the air handler. All pertinent information, such as the rating plate, included in the optional heat kit must be applied to the Air Handler as indicated.

  • Page 16

    Port definition: C1, C2: power input port, 24VAC; C3: control signal input port, 24V; P1, P2, P3: fan motor control port --- P1 is COM port, P3 is normal OFF, P2 is normal OPEN; K1: fan motor relay Function description 1.

  • Page 17: Wiring Diagram

    3) Indoor unit shipped without optional electric heater kit. To install optional heater kit, remove power pig tail up to 9 pin plug. Install heater kit and connect with mating 9 pin plug. Run system power connections directly to electric heater kit power terminals. Consult heater kit installation instructions for complete...

  • Page 18

    Central Air Conditioning Model: Air Handler, HB-D series Sincere Forever Haier Group Haier Industrial Park, No.1, Haier Road 266101, Qingdao, China http://www.haier.com...

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