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Installation Manual – THH
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THH HIGH PERFORMANCE HORIZONTAL
FAN COIL UNITS
Notes:
1. Standard control enclosure is mounted on unit side opposite
cooling coil connections. Unit casing includes (2) knock outs
on each side. Provide sufficient clearance to access electrical controls
and comply with applicable codes and ordinances.
2. Optional bottom control enclosure with hinged cover replaces
standard side mounted enclosure and includes (2) additional knockouts
on bottom of unit on left side
3. Standard externally foam coated galvanized steel drain pan has
7/8” ODM copper outlet. Stainless steel drain pan has 3/4” MPT
galvanized steel outlet.
4. Auxiliary drain outlet is 5/8” ODM copper or 3/8” MPT galvanized
steel respectively
Section 3 - Normal Operation & Periodic Maintenance
Model THHC - Free Return Dimensions
Drain Pan Material
Single Connection (STD)
Secondary Connection (OPT)
Galvanized (STD)
7/8’ od copper
5/8” od copper
Stainless (opt)
3/4” mpt galv.
1/2” mpt galv.
Control Enclosure Sizes
10 x 16 x 6
250 x406 x 152
16 x 16 x 6
406 x 406 x 152
