Heat Controller SMA 18 - Manual

Page 2 - INSTALLATION INSTRUCTIONS; Installation Manual for Single Zone Ductless Mini-Split; INSTALLATION PRECAUTION; Installation in the following places is not recommended.

SMA/SMH 18/24 INSTALLATION INSTRUCTIONS Heat Controller, 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 qualified service personnel should instal...

Page 3 - Part No. Name of Part; Installation Parts; NOTICE; Anchoring the Outdoor Unit

Heat Controller, Inc. INSTALLATION INSTRUCTIONS SMA/SMH 18/24 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" (<2...

Page 4 - INDOOR UNIT INSTALLATION; Mounting Installation Plate and creating a Wall opening; Creating a wall opening

SMA/SMH 18/24 INSTALLATION INSTRUCTIONS Heat Controller, Inc. 3 INDOOR UNIT INSTALLATION 1. Mounting Installation Plate and creating a Wall 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....

Page 5 - Line Set and Condensate Drain Line; DO

Heat Controller, Inc. INSTALLATION INSTRUCTIONS SMA/SMH 18/24 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 first, then the outdoor unit. Bend and arrange the piping carefully. • Do not all...

Page 6 - Indoor Unit Installation; secured to; • Connect unit to a dedicated circuit.

SMA/SMH 18/24 INSTALLATION INSTRUCTIONS Heat Controller, 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 ...

Page 8 - Piping and Wrapping

SMA/SMH 18/24 INSTALLATION INSTRUCTIONS Heat Controller, Inc. 7 6. Piping and Wrapping 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 natio...

Page 9 - OUTDOOR UNIT INSTALLATION; Outdoor Installation Precaution

Heat Controller, Inc. INSTALLATION INSTRUCTIONS SMA/SMH 18/24 8 OUTDOOR UNIT INSTALLATION 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 obstac...

Page 10 - Refrigerant Piping Connection; Tightening Connection

SMA/SMH 18/24 INSTALLATION INSTRUCTIONS Heat Controller, Inc. 9 3. Refrigerant Piping Connection 1. Flaring 2. Tightening Connection .04 A. B. A.B. Excessive torque can break the flare nut. Ensure the proper torque is adhered to in the chart below. Hand tighten the flare nut and then tighten it with...

Page 11 - NOTE

Heat Controller, Inc. INSTALLATION INSTRUCTIONS SMA/SMH 18/24 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...

Page 12 - AIR PURGE AND TEST OPERATION; Connect the charge hose to the vacuum

SMA/SMH 18/24 INSTALLATION INSTRUCTIONS Heat Controller, Inc. 11 AIR PURGE AND TEST OPERATION 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. • Torque the valve properly: ...

Heat Controller SMA 18 - Manual

Table of Contents:

Summary

Other Heat Controller Models