Rheem RHSL-HM4221AA User Manual

12
!
CAUTION
Horizontal units must be configured for right hand air supply or left hand air
supply. Horizontal drain pan must be located under indoor coil. Failure to use
the drain pan can result in property damage.
FIGURE 6
VERTICAL DOWNFLOW & HORIZONTAL RIGHT APPLICATIONS
FIGURE 7
INDOOR COIL AND DRAIN PAN SET-UP
A-1037-01
HORIZONTAL ADAPTER
KIT
REAR WATER CATCHER
TOP AIR STOP
STRAPS
VAPOR LINE
CONNECTION
FRONT WATER
CATCHER
PRIMARY
DRAIN
CONNECTION
LIQUID LINE
CONNECTION
VERTICAL
DRAIN PAN
AUXILIARY
HORIZONTAL
DRAIN
CONNECTION
AUXILIARY
UPFLOW/DOWNFLOW
DRAIN CONNECTION
RAILS
RAILS
DETAIL A
ENSURE THE RETAIN-
ING CHANNEL IS FULLY
ENGAGED WITH THE
COIL RAIL.
Conversion in Horizontal Direction: Horizontal left-hand supply can be changed to hori-
zontal right-hand supply by removing the indoor coil and reinstalling 180° from original.
(See Figure 5.)
3.4 INSTALLATION IN AN UNCONDITIONED SPACE
The exterior cabinet of an air handler has a greater risk of sweating when installed in an
unconditioned space than when it is installed in the conditioned space. This is primarily

Rheem RHSL-HM4221AA Specifications

General

Brand	Rheem
Model	RHSL-HM4221AA
Category	Air Handlers
Language	English