First Co UC-HW (without installed pump) - Manual

INSTALLATION, OPERATION & MAINTENANCE INSTRUCTIONS
UC(S)-HW SERIES FAN COIL UNIT
GENERAL
The manufacturer assumes no respon-
sibility for equipment installed in violation
of any code requirement.
These instructions give information rela-
tive to the installation of UC-HW fan coil
units only. For other related equipment
refer to the proper instructions.
Material in this shipment has been
inspected at the factory and released to
the transportation agency in good condi-
tion. When received, a visual inspection
of all cartons should be made immedi-
ately. Any evidence of rough handling
or apparent damage should be noted
on the delivery receipt and the material
inspected in the presence of the carrier's
representative. If damage is found, a
claim should be fi led against the carrier
immediately.
FAN COIL UNIT
The installer must adhere strictly to all
local and national code requirements
pertaining to the installation of this equip-
ment.
These units are designed to be installed
vertically in the upfl ow position by the
following mounting means:
Hung on closet wall
Using mounting kit 90PK3, air handler
may be wall mounted. Brackets and
screws are provided for both the closet
wall and the air handler.
It is recommended that sound isolat-
ing material be installed to prevent any
undesired transfer of sound.
Recessed in a wall
Installation of the fan coil recessed into
a partition wall with it's recommended
framing is shown in fi gure 1. Note: the
front face of the unit must be installed
fl ush with the dry wall. This application
requires the optional louvered wall panel
which must be ordered separately. Wall
panel with frame is secured to the studs
by screws or nails after the dry wall has
been installed. Refer to fi gure 2 and 3.
Closet Platform Front Return
Fan coil is to be set on a platform and
secured by screws or nails. Suffi cient
space for drain piping is required under
the platform.
All fan coil units are U.L. Listed for in-
stallation with zero inches clearance to
combustible materials. This includes the
****** WARNING ******
Extreme caution must be
taken that no internal damage
will result if screws or holes
are drilled into the cabinet.
****** WARNING ******
Unit must not be operated
during building construction
due to excessive airborne
dust and debris. The unit
must not be operated under
any circumstances without
an air fi lter in place.
AIR DISTRIBUTION
DUCTS
All duct work must be installed in ac-
cordance with National Fire Protection
Association Codes 90A and 90B. Ducts
should be adequately insulated to pre-
vent condensation during the cooling
cycle and to minimize heat loss during
the heating cycle. All return air must be
fi ltered to prevent dirt buildup on the coil
surface. If there is no ducted return, ap-
plicable installation codes may limit the
unit to installation only in a single story
residence. In many cases it is acceptable
to use ducting of the same size as the
fan coil connections. However, unique
arrangements or long duct runs must be
confi rmed by a local professional. The
manufacturer will not be responsible for
misapplied equipment.
fan coil cabinet, discharge plenum and
connecting ducts. Suffi cient clearance
must be provided at the front of the fan
coil to allow access to electrical controls
and removal of the motor /blower assem-
bly for servicing. This clearance distance
should be approximately the same as the
depth dimension of the fan coil unit.
L2465 4/08
**WARNING TO INSTALLER, SERVICE PERSONNEL AND OWNER**
Altering the product or replacing parts with non authorized factory parts voids all warranty or implied warranty
and may result in adverse operational performance and/or a possible hazardous safety condition to service
personnel and occupants. Company employees and/or contractors are not authorized to waive this warning.
Current Maintenance Program is available at www.fi rstco.com under "Product Information".