RETAIN THESE INSTRUCTIONS
FOR FUTURE REFERENCE
IMPORTANT
The Clean Air Act of 1990 bans the intentional venting of
refrigerant (CFCs, HCFCs AND HFCs) as of July 1,
1992. Approved methods of recovery, recycling or
reclaiming must be followed. Fines and/or incarceration
may be levied for noncompliance.
WARNING
This product and/or the indoor unit it is matched with may
contain fiberglass wool.
Disturbing the insulation during installation,
maintenance, or repair will expose you to fiberglass wool
dust. Breathing this may cause lung cancer. (Fiberglass
wool is known to the State of California to cause cancer.)
Fiberglass wool may also cause respiratory, skin, and
eye irritation.
To reduce exposure to this substance or for further
information, consult material safety data sheets.
WARNING
Improper installation, adjustment, alteration, service or
maintenance can cause personal injury, loss of life, or
damage to property.
Installation and service must be performed by a licensed
professional installer (or equivalent) or a service agency.
INSTALLATION
INSTRUCTIONS
T-CLASSt TPA Series
7.5 AND 10 TON
HEAT PUMPS
7.5 TO 10 TONS
506148-01
12/2015
Supersedes 10/2011
Table of Contents
Shipping and Packing List 1......................
Outdoor Unit 1..................................
Unit Dimensions, Corner Weights and Center of
Gravities 2.....................................
Unit Plumbing Parts Arrangement 3...............
Unit Control Box Components Arrangement 4.......
Model Number Identification 4....................
Rigging the Unit for Lifting 4......................
Installation Clearances 5.........................
Line Set 5......................................
Refrigerant Charge and Check 8..................
System Operation 11.............................
Defrost System 11...............................
Defrost Control Board 11..........................
Maintenance 12..................................
Start-up and Performance Checklist 13.............
Shipping and Packing List
Check the unit for shipping damage and listed times below
are intact. If damaged, or if parts are missing, immediately
contact the last shipping carrier.
1 — Assembled outdoor unit
1 — Installation instruction
Outdoor Unit
TPA series heat pumps, which will also be referred to in this
instruction as the outdoor unit, uses HFC-410A
refrigerant. This outdoor unit must be installed with a
matching indoor unit and line set as outlined in the TP
Engineering Handbook.
This outdoor unit is designed for use in thermal expansion
valve (TXV) systems only.
Litho U.S.A.
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