Heat Controller SMA/SMH 18/24 Refrigerant Piping Connection, Installation Instructions, Flaring

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3. Refrigerant Piping Connection

SMA/SMH 18/24

INSTALLATION INSTRUCTIONS

Heat Controller, Inc.

3. Refrigerant Piping Connection

1.Flaring

A.

B.

2. Tightening Connection

A.

B. Hand tighten the flare nut and then tighten it with a spanner and torque wrench as shown.

Excessive torque can break the flare nut. Ensure the proper torque is adhered to in the chart below.

.04

9

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Contents SMA/SMH 18/24 INSTALLATIONINSTRUCTIONS Version C Single Zone Ductless Mini-SplitSystemPage Heat Controller, Inc Installation PartsINSTALLATION INSTRUCTIONS SMA/SMH 18/241. Attach the installation plate INDOOR UNIT INSTALLATIONINSTALLATION INSTRUCTIONS SMA/SMH 18/24Heat Controller, Inc 2. Line Set and Condensate Drain LineINSTALLATION INSTRUCTIONS SMA/SMH 18/24Page 5.Connecting Cables SMA/SMH 18/24 6. Piping and WrappingINSTALLATION INSTRUCTIONS Heat Controller, Inc2. Drain Elbow Installation OUTDOOR UNIT INSTALLATION1. Outdoor Installation Precaution INSTALLATION INSTRUCTIONS2. Tightening Connection 3. Refrigerant Piping ConnectionINSTALLATION INSTRUCTIONS SMA/SMH 18/24Heat Controller, Inc 4. Wiring ConnectionINSTALLATION INSTRUCTIONS SMA/SMH 18/24AIR PURGE AND TEST OPERATION 1. Air Purge2. Gas Leak Check 3. Test Operation