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All installations and services must be performed by qualified personnel.
14
Figure F
2. A trap is necessary in the suction line at the indoor evaporator coil if the indoor evaporator coil
is more than 4 feet below the outdoor condensing unit.
NOTE: Multiple suction line traps are recommended for longer or multiple horizontal lines.
(See Fig. G1).
An inverted trap should be installed on the horizontal suction line near the evaporator coil to
prevent liquid flood back to the compressor (See Fig. G2) if the indoor evaporator coil is
located 10’ or more above the condensing unit.