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Heat Controller SMA 18 manual

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Table of contents for the manual

  • Page 1

    Heat Controller , Inc. • 1900 Wellworth A ve. • Jackson, MI 49203 • (517)787-2100 • www .heatcontroller .com INST ALLA TION INSTR UCTIONS SMA/SMH 18/24 V ersion C Single Zone Ductless Mini-Split System A/C and Heat Pump[...]

  • Page 2

    SMA/SMH 18/2 4 INST ALLA TION INSTRUCTIONS Heat Contr oller , Inc. 1 Installation Manual for Single Zone Ductless Mini-Split • For correct installation, read this manual before starting the installation. Please save this manual in a safe place. • Only trained and qualied service personnel should install, repair or service air conditioning eq[...]

  • Page 3

    Heat Contr oller , Inc. INST ALLA TION INS TRUCTIONS SMA/SMH 18/2 4 2 Part No. Name of Part Quantity 1 Installation Plate 1 2 Anchor 8 3 Mounting Screw A (ST3.9x25-C-H) 8 4 Remote Controller 1 5 Remote Controller Holder 1 6 Mounting Screw B (ST2.9x10-C-H) 2 7 Refrigerant Pipe Liquid side o 1/4" (<24,000 Btu/h) o 3/8" (≥24,000Btu/h) G[...]

  • Page 4

    SMA/SMH 18/2 4 INST ALLA TION INS TRUCTIONS Heat Contr oller , Inc. 3 INDOOR UNIT INST ALLA TION 1. Mounting Installation Plate and creating a W all opening Installation Plate and its measurements (inches): 5 inches or more 5 inches or more 2. Creating a wall opening 1. Attach the installation plate A. B. C. A. B. Clearance: Clearance: Clearance: C[...]

  • Page 5

    Heat Contr oller , Inc. INST ALLA TION INS TRUCTIONS SMA/SMH 18/2 4 4 2. Line Set and Condensate Drain Line B. When extending the drain hose, insulate appropriately . 1. Condenstate Drain 2. Line Set • Connect the indoor unit rst, then the outdoor unit. Bend and arrange the piping carefully . • Do not allow the piping to loosen from the indo[...]

  • Page 6

    SMA/SMH 18/2 4 INST ALLA TION INS TRUCTIONS Heat Contr oller , Inc. 3. Indoor Unit Installation secured to lip at the back Place the upper lip at the back of the indoor unit onto the up - per hook of the installation plate. Move the indoor unit from side to side to see that is is secured onto the hook of the installation plate. Push the lower part [...]

  • Page 7

    Heat Contr oller , Inc. INST ALLA TION INS TRUCTIONS SMA/SMH 18/2 4 6 5. Connecting Cables C. Wrap cables not connected to terminals with electrical tape so that they will not touch any electrical components. B. A. Lift the panel, loosen the screw , then open the Electric Box Cover .[...]

  • Page 8

    SMA/SMH 18/2 4 INST ALLA TION INS TRUCTIONS Heat Contr oller , Inc. 7 6. Piping and W rapping A. For the left-hand and right-hand piping, remove the rear plate bushing from the left side of the rear plate. B. Wind the line set, drain hose and wiring with tape se - curely and evenly . Consult local and national electrical codes for proper routing an[...]

  • Page 9

    Heat Contr oller , Inc. INST ALLA TION INS TRUCTIONS SMA/SMH 18/2 4 8 OUTDOOR UNIT INST ALLA TION 1. Outdoor Installation Precaution • Install the outdoor unit on a rigid base to prevent noise and vibration. • Locate the air outlet direction where the discharged air is not blocked. Ensure there are no obstacles blocking the unit’s air ow .[...]

  • Page 10

    SMA/SMH 18/2 4 INST ALLA TION INS TRUCTIONS Heat Contr oller , Inc. 9 3. Refrigerant Piping Connection 1. Flaring 2. Tightening Connection .04 A. B. A. B. Excessive torque can break the are nut. Ensure the proper torque is adhered to in the chart below . Hand tighten the are nut and then tighten it with a spanner and torque wrench as shown.[...]

  • Page 11

    Heat Contr oller , Inc. INST ALLA TION INS TRUCTIONS SMA/SMH 18/2 4 10 4. Wiring Connection A. Use a dedicated circuit. Use HACR break sized per unit’s rating plate. Size wires according to minimum circuit ampacity shown on the unit’s rating plate. • Be sure to comply with local and national electri - cal codes while running the wire from the[...]

  • Page 12

    SMA/SMH 18/2 4 INST ALLA TION INS TRUCTIONS Heat Contr oller , Inc. 1 1 AIR PURGE AND TEST OPERA TION 1. Air Purge where L=Length • Open the valve stem until it hits against the stop. Do not try to open it further . • Securely tighten the valve stem cap with a spanner or wrench. • T orque the valve properly: Gas pipe side (0.38"): 23.5 N[...]

  • Page 13

    Heat Contr oller , Inc. INST ALLA TION INS TRUCTIONS SMA/SMH 18/2 4 12 2. Gas Leak Check 3. T est Operation soapy water . Make sure connections do not leak with leak detector or soapy water . A. Lo packed valve B. Hi packed valve C. End of indoor unit connection D. End of indoor unit connection T est the unit’s operation after completing gas leak[...]

  • Page 14

    04/2009 08/2010[...]