Piping Work - Lennox LIAH024-200U432-STDESP Owner's Manual

Air Handlers

4.3 Piping Work

4.3.1 Specification of Connection Pipe
Model
LIAH024-200U432-STDESP
LIAH036-200U432-STDESP
LIAH048-200U432-STDESP
LIAH060-200U432-STDESP
4.3.2 Piping Preparation
4.3.2.1 Solder Connection
All cut ends are to be round, burr free, and cleaned. Failure to follow this
practice increases the chances for refrigerant leakage.
A
Gas pipe
9
B
External diameter (inch)
Φ3/4
Liquid pipe
Φ3/8