Piston/Orifice Replacement (When Required) - ECR EMI America Series Installation, Operation And Maintenance Manual

NOTICE — model 24 with T2, T3 or T4 condenser
Piston/orifice replacement
when a model 24 air handler is matched with a T2CG/T2HG4400, T2CG/T2HG2400
or T2C/T3CG/T3H2240 condenser that has a 24,000 Btuh compressor (designated
by a "4" in the capacity decoding field). The piston will need replacement only on the
24,000 Btuh zone.
All other applications use the factory-installed orifice.
Follow these instructions to replace the orifice
Replacing the piston/orifice
1. Disassemble the orifice joint, remove the
factory-installed orifice, and replace with
the orifice listed in Figure 1 (supplied in
the Kit Bag).
Piston/orifice replacement
Figure 1
Model Condenser
T2C/T2H4400
CAHG/
CAHH
T2C/T2H2400
24
T3C/T3H2240
P/N 240007756, Rev. A [051509]
CACG/CAHG & CACH/CAHH
• Installation, Operation and Maintenance Manual •
Piston/Orifice Replacement
— The factory-installed piston/orifice must be replaced
Factory-installed orifice size
(when required)
mounting the unit.
BEFORE
2. Make sure the o-ring is in good condition
and properly installed.
(Inches)
0 054
7
Air Handlers
Replacement orifice size
(Inches)
0 047
Made in the USA