
20
FIELD--INSTALLED ACCESSORIES (CONT.)
SUBBASE
Part No.: SUBBASE--230V--15A
Part No.: SUBBASE--230V--20A
Part No.: SUBBASE--230V--30A
Part No.: SUBBASE--265V--15A
Part No.: SUBBASE--265V--20A
Part No.: SUBBASE--265V--30A
Part No.: SUBBASE--NON--ELEC
Part No.: LEVELING--LEGS
This decorative subbase supports the unit a nd is
available in three basic models: non--electrical,
electri cal, and hardwired .
A subbase (or leve ling legs) is required for
installations where the wall sleeve extends 4 or more
inches into the room o r the wall is less than 2 in.
(50.8 mm) thick. Th e minimum
clea
rance between
the bottom of the sl eeve and the floor is 3--1/4 in.
(82.6 mm), and the maximum clearance is 5--1 /2
(139.7 mm) inch es.
IMPORTANT: All standard cord--connected
265--v PTAC units will require a
field--installed electrical subbase accessory
per UL and NEC electrical codes.
All subbase models are pre--assembled, mount to the
wall sleeve, and co me with adjustable legs and side
skirting to provideafinished appeara nce.
Non-Electrical Subbase
The easy to install, non--electrical subbase provides
m echanical support and requires no wiring.
Non -- Electrical Subbase Assembly
Electrical Subbase
The electr ical subbase has a factory--installe d
electrical junction box containin g a receptacle for
corded packaged terminal air conditione r (PTAC)
units. The electrical subbase series offer s models
from 230--v, 15 amp up to 265--v,30 amp.Knockouts
are provided for power source connections.
Electrical Subbase Assembly
GA
APPLICATIONS
• Hotels and motels
• Nursing homes and assisted living care
centers
• Offices
• Apartments
• Single--family dwellings
• Home conversions and residential add--ons
NEW CONSTRUCTION
ADVANTAGES FOR NEW
CONSTRUCTION
Design Flexibility for the Architect/Engineer
• Whisper--quiet performance, indoors and out
• No bulky duct system
• No separate equipment room
• No water towers or additional cooling
equipment
• No complex match--up of different HVAC
components
• Less sensitivity to building orientation (sun,
wind, shade)
• Optional architectural grille to permit custom
exterior appearance
I nitial Cost Savings for the Buildin
g Owner
• N
o expensive component HVAC system
purchase
• No equipment room or maintenance
engineering staff
• Two--part delivery to minimize on--site
damage
• Weather--protected wall sleeve that goes in
place during construction; chassis that slides
in place after construction
• No seasonal changeover required for cooling
or heating -- units are self--contained comfort
systems
Lower Operating Costs and Reliable Comfort
for The Occupant
• Heat pump models offer substantial savings
over models with conventional electric
resistance heaters
• Individual units allow tenants to choose the
degree of comfort and operating economy.
• Rapi
d servicing reduces downtime: complete
chassis can be replaced in minutes without
disrupting other occupants.
• Each unit operates independently of other
units in the building. No dependency by
building on central HVAC system.
RETROFIT/REPLACEMENT
If you are replacing a unit in an existing wall sleeve,
your options include:
• Replace the existing wall sleeve with the
the polymer wall sleeve. See accessory sleeve
section for selecting the correct sleeve for
your application.
NOTE: in most cases, when replacing the
wall sleeve, the exterior grille must also be
replaced.
• Use an existing sleeve and exterior grille. The
Gree GA series PTAC will fit into:
—
— Friedrich T series and ZoneAire wall
sleeves, with a required wa
ll slee
ve
extension (see accessory Friedrich
Retrofit Wall Sleeve Adapter).
GA
Whether you are designing a new structure or
replacing packaged terminal air conditioning units in
an existing building, Gree GA Series will meet your
needs.
The Gree GA series Packaged Terminal Air
Conditioning (PTAC) unit is designed to meet the
needs of the architect, engineer, and contractor. For
unit installation, Gree’s expert support network will
assist in all applicable aspects of the construction
project, from preparing a budget to start-up.
4
The following major competitors’ wall
sleeves/grilles: Carrier, GE, Amana,
Trane, Friedrich and Bryant, and NO
accessory retrofit kit is required.
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