Haier HR18D2VAR Installating And Operation Manual - Table Of Content

Other manuals for HR18D2VAR: Service Manual
Manual is about: Central air conditioning

Summary of HR18D2VAR

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    No.0010578573 hr18d2var hr24d2var hr30d2var 13 seer 1.5 to 3.0 ton hr36d2var.

  • Page 2: ! Warning

    ! Warning these instructions are intended as an aid to qualified, licensed service personnel for proper installation, adjustment and operation of this unit. Read these instructions thoroughly before attempting installation or operation. Failure to follow these instructions may result in improper ins...

  • Page 3: Table Of Content

    1 table of content 1.Introduction --------------------------------------------------------------------------------------- 2.Nomenclature for model number ------------------------------------------------------------- 3.Specification --------------------------------------------------------------------...

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    3.Specification 52 0 2 51 dao l det ar 0.8 4.5 sp ma 1.01 gni nnu r de kco l ro sser pm oc 63 sp ma 16 5.35 dao l ll uf 68.0 6 8.0 s pm a 4.1 ph deta r r oto m na f 8/1 8/1 4/1 000 1 mp r la ni mo n 000 1 570 1 ]25. 9["8 /3 ) mm( ni - do eni l di uqi l ]2 5.9[ "8/ 3 ] 25.9 ["8/ 3 v ]50. 91[" 4/3 )m ...

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    Figure 1 3 d w h cooling capacity seer cfm 80 85 90 95 100 105 110 115 hr18d2var hb2400vd1m20 m 17000 13 670 19210 19197 18020 17000 17237 16490 16712 15980 hr24d2var hb2400vd1m20 h 22500 13 900 25425 24683 23850 22500 22162.5 21825 21488 21150 hr30d2var hb3600vd1m22 l 28000 13 1125 31640 30716 2968...

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    Figure 2 heat pump refrigerant circuit 4 service valve service port discharge temp. Sensor indoor coil distributor outdoor coil compressor service port accumulator high pressure low pressure defrosed sensor check valve orifice drier(optional) cooling service valve service port discharge temp. Sensor...

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    5 4.Unit inspection this product has been inspected at the factory and released to the transportation agency without known damage. Inspect exterior of carton for evidence of rough handling in shipment. Unpack carefully. If damage is found, report immediately to the transportation agency. 5.Equipment...

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    Provide a level concrete slab. To prevent transmission of noise or vibration, slab should not be connected to building structure. Some sort of sound-absorbing material should be placed between the condenser and the slab. A good material to use is rubber and cork pad. For rooftop application, make su...

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    Outdoor unit liquid line pitch suction line toward outdoor unit 1/2" fro every 10' of line indoor unit above or level to outdoor unit indoor unit outdoor unit additional suction line oil trap for each 20 foot rise of pipe indoor unit liquid line suction line oil trap when indoor unit is 4 feet or m ...

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    8 refrigerant line sizing check the following table (table 3) for correct suction and liquid line sizes for any combination of the unit size and the maximum refrigerant line length. Refrigerant line length (ft) unit size 0 - 24 25 - 49 50 - 74 (ton) line outside diameter (in) suction liquid suction ...

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    9 1.Tubing should be cut square. Make sure it is round and free of burrs at the connecting ends. Clean the tubing to prevent contamination from entering the system. 2.Make sure that both refrigerant stop valves at the outdoor unit are closed. 3.Push the tubing into the fitting until it stops. This p...

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    10 evacuation all new installations must be evacuated to a deep vacuum in order that all noncondensible gases and moisture are removed prior to charging the system. Air in a system causes high condensing pressure, which increases power consumption and reduces performance. The presence of moisture in...

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    5 5.

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    Copper wire size - awg (1% voltage drop) supply circuit supply wire length - ft ampacity 50 100 150 200 15 14 10 8 6 20 12 8 6 4 25 10 8 6 4 30 10 6 4 4 35 8 6 4 3 40 8 6 4 2 45 6 4 3 2 50 6 4 3 1 12 the condensing unit rating plate and the tables of "physical and electrical specifications / outdoor...

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    13 8.Operation most single phase units are operated without start relay or start capacitor. Such systems should be off for a minimum of 5 minutes before restarting to allow equalization of pressures. The thermostat should not be moved to cycle unit without waiting 5 minutes. To do so may cause the c...

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    14 run or start capacitor defective replace loose connection check and tighten all connections. Condenser fan runs, compressor stuck, grounded or open wait for 2 hours for overload to reset. Compressor doesn't motor winding, open internal overload replace compressor if still open. Low voltage condit...

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    Hr18-36d2var 15 yl/gr.

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    Made in p.R.C..