user manual

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 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.