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WARNING
PERSONAL INJURY AND ENVIRONMENTAL
HAZARD
Failure to follow this warning could cause personal injury
or death.
Relieve pressure and recover all refrigerant before
system repair or final unit disposal.
Wear safety glasses and gloves when handling
refrigerants. Keep torches and other ignition sources
away from refrigerants and oils.
CAUTION
CUT HAZARD
Failure to follow this caution may result in personal injury.
Sheet metal parts may have sharp edges or burrs. Use
care and wear appropriate protective clothing, safety
glasses, and gloves when handling parts and servicing
units.
CAUTION
UNIT OPERATION HAZARD
Failure to follow this caution could cause equipment
damage.
Ensure voltage listed on unit data plate agrees with elec-
trical supply provided for the unit.
PRE-INSTALLATION
1. The power supply (v, ph, and Hz) must correspond to
that specified on unit rating plate.
2. The electrical supply provided by the utility must be
sufficient to handle load imposed by this unit.
3. Refer to Installation, General section (page 2) and
Fig. 2 and Fig. 3 for locations of electrical inlets, con-
densate drain, duct connections, and
clearances before setting unit in place.
4. This installation must conform with local building codes
and with the NEC (National Electrical Code) or ANSI
(American National Standards Institute)/NFPA (National
Fire Protection Association) latest revision. Refer to
2
Moving and Storage
To transfer unit from truck to storage site, use a fork truck.
Do not stack units more than 2 high during storage. If unit is
to be stored for more than 2 weeks before installation,
choose a level, dry storage site free from vibration. Do not
remove plastic wrap or skid from unit until final installation.
Rigging
All FAS/FHS units can be rigged by using the shipping skid.
Units are shipped fully assembled. Do not remove shipping
skids or protective covering until unit is ready for final place-
ment; damage to bottom panels can result. Use slings and
spreader bars as applicable to lift unit.
General
Allow the following clearances for service access and
airflow:
•
•
•
•
For units equipped with an economizer, refer to the
accessory installation instructions for additional clearance
requirements. Be sure floor, wall, or ceiling can support unit
weight (Tables 1-4). See Fig. 2 and 3 for dimensions.
Uncrating
Move unit as near as possible to final location before remov-
ing shipping skid.
Remove metal banding, top skid, and plastic wrap. Examine
unit for shipping damage. If shipping damage is evident, file
claim with transportation agency. Remove base skid just
prior to actual installation.
Check nameplate information against available power
supply and model number description in Fig. 1.
NOTE: Be sure to remove the styrofoam shipping pad from
required
the thermostatic expansion valve (TXV). Verify that it has
been removed. (See Fig. 4.)
Accessories
Refer to instructions shipped with each accessory for
specific information.
Specifications subject to change without notice.
provincial and local plumbing or wastewater codes and
other applicable local codes.
INSTALLATION
Rear: 3 ft (914 mm) [2-1/2 ft (762 mm) with electric
heat accessory]
Front: 2-1/2 ft (762 mm)
Right Side: 3-1/2 ft (1067 mm)
Left Side: 2-1/2 ft (762 mm)
FAS-FHS-072-180-01SI Rev. A
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