Rudd RHPL-HM2421JA Installation Manual
FORM NO. H11-526 REV. 3
Supersedes Form No. H11-526 Rev. 2
AIR HANDLERS
AIR HANDLERS
RHPL- SERIES – 16 SEER
featuring Earth-Friendly
R-410A Refrigerant
Features
■ Includes an energy efficient GE
®
ECM®Motor, which in
most applications, enhances the SEER rating of the outdoor unit. It also slowly ramps its speed up for quiet operation and enhanced customer satisfaction.
■ Versatile 4-way convertible design for upflow, downflow,
horizontal left and horizontal right applications.
■ Nominal airflow up to 1.0" external static pressure.
■ Factory-installed high efficiency indoor coil.
■ Sturdy cabinet construction with 1.0 inch [25.4 mm] of
foil faced insulation for excellent sound and insulating
characteristics.
■ Field-installed auxiliary electric heater kits provide exact
heat for indoor comfort. Kits include circuit breakers which
meet U.L. and cUL requirements for service disconnect.
■ Dip switch settings for selectable, customized cooling air-
flow over a wide variety of applications.
■ On-demand dehumidification terminal that adjusts airflow
to help control humidity for unsurpassed comfort in cooling mode.
■ External filter required.
earth friendly refrigerant
2 Rheem Heating, Cooling and Water Heating
RHPL- Series
■ Quiet, efficient ECM motor technology providing nominal airflow
up to 1.0 inch [25 kPa] of external static pressure.
■ Interface board with dip switches conveniently located in the
blower compartment allows for precise, field selectable airflow
to meet the requirements of particular applications.
■ Selectable continuous fan “on” options.
■ The most compact unit design available.
■ Attractive pre-painted cabinet exterior.
■ Rugged steel cabinet construction, designed for added
strength and versatility.
■ 1.0" foil faced insulation mechanically retained in blower
compartment.
■ Four leg rubber insulated motor mount.
■ Field-installed auxiliary heater kit includes circuit breakers that
meet UL and cUL requirements as a service disconnect switch.
■ Blower housing with integrated controls, motor and blower.
Slide out design for service and maintenance convenience.
■ Field convertible for vertical upflow, vertical downflow, horizon-
tal left hand or right hand air supply.
■ Combustible floor base accessory available when required for
downflow installations on combustible floors.
■ Indoor coil design provides low air side pressure drop, high
performance and extremely compact size. All coils come with
PVC condensate elbow standard.
■ Coils are constructed of aluminum fins bonded to internally
grooved copper tubing.
■ Molded polymer corrosion resistant condensate drain pan is
provided on all indoor coils.
■ Supply duct flanges provided as standard on air handler
cabinet.
■ Provisions for field electrical connections available from either
side or top of the air handler cabinet.
■ Connection point for high voltage wiring is inside the air han-
dler cabinet. Low voltage connection is made on the outside of
the air handler cabinet.
■ Concentric knockouts are provided for power connection to
cabinet. Installer may pull desired hole size up to 2 inches
[51 mm] for 1
1
/2 inch [38 mm] conduit.
■ Internal checked TX valves are used on the Heat Pump indoor
coil for more quiet refrigerant metering.
■ Front refrigerant and drain connections.
[ ] Designates Metric Conversions
Engineering Features
GENERAL TERMS OF LIMITED WARRANTY
Rheem will furnish a replacement for any part of this product
which fails in normal use and service within the applicable
periods stated, in accordance with the terms of the limited
warranty.
For Complete Details of the Limited Warranty, Including Applicable Terms
and Conditions, See Your Local Installer or Contact the Manufacturer for
a Copy.
Rheem RHPL equipment features a 10-year limited parts
warranty.*
*This 10-year limited parts warranty is applicable only to single-phase
products installed in residential applications.
Rheem Heating, Cooling and Water Heating 3
RHPL—HM2421JA
Design Variation
A = 1st Design
Voltage
J = 208/240/1/60
Cabinet Size
21 = 21" [533.4 mm] (600-1200 CFM)
24 = 24.5" [609.6 mm] (1200-1700 CFM)
Capacity
24 = 18,000/24,000 BTUH
[5.27 to 7.03 kW]
36 = 30,000/36,000 BTUH
[8.79 to 10.55 kW]
48 = 42,000/48,000 BTUH
[12.31 to 14.06 kW]
60 = 60,000 BTUH
[17.58 kW]
HM = A/C or HP, Multi-Position
(Upflow & Horizontal Left is the factory configuration)
Refrigerant
L = R-410A
P = 16 SEER Premium Model
Classification
H = Air Handler
Rheem
MODEL NUMBER DATA
Coil Specifications/Airflow Pressure Drop
Available Models
RHPL-HM2421JA
RHPL-HM3621JA
RHPL-HM4824JA
RHPL-HM6024JA
4 Rheem Heating, Cooling and Water Heating
Unit Dimensions
Unit Dimensions & Weights
[ ] Designates Metric Conversions
( ) Designates Unit with Double Coil Cabinet
UPFLOW UNIT SHOWN:
UNIT MAY BE INSTALLED UPFLOW,
DOWNFLOW, HORIZONTAL RIGHT
OR LEFT AIR SUPPLY.
Return Air Opening Dimensions
*Maximum dehumidification airflow.
Model
Cabinet Size
21
Return Air
Opening Width
(Inches)
193/8 191/2
24 227/8 191/2
Return Air Opening
Depth/Length
(Inches)
HORIZONTAL ADAPTER KIT
VAPOR LINE
CONNECTION
AUXILIARY HORIZONTAL
DRAIN CONNECTION
515/16
[151 mm]
1
/8
4
[105 mm]
31/16
[76 mm]
3
1
/16 [48 mm]
1
1
/8 [29 mm]
1
/16
1
[27 mm]
1
[35 mm]
2
[71 mm]
3
/8
13
/16
51/4
[133 mm]
53/8
[136 mm]
PRIMARY DRAIN
CONNECTION
AUXILIARY UPFLOW/DOWNFLOW
DRAIN CONNECTION
LIQUID LINE
CONNECTION
VERTICAL DRAIN PAN
Model
Width
“W” In. [mm]
Unit
2421 191/2 [495] 480 [227] 640 [302] 92/106 [42/48]
3621 191/2 [495] 720 [340] 960 [453] 92/106 [42/48]
4824 231/2 [584] 960 [453] 1280 [804] 162/180 [73/81]
6024 231/2 [584] 1040 [491] 1360 [642] 181/198 [82/90]
211/2 [533]
211/2 [533]
241/2 [622]
241/2 [622]
Unit
Height
“H” In. [mm]
421/2 [1080]
421/2 [1080]
551/2 [1410]
551/2 [1410]
Supply
Duct
“A” In. [mm]
ODD* ODD*
Nominal Coil Airflow [L/s] Unit Weight/Shipping Weight (Lbs.) [kg]
1st Stage 2nd Stage
Normal
625 [295]
900 [425]
1200 [566]
1375 [649]
Unit With
Normal
775 [366]
1200 [565]
1625 [767]
1675 [791]
Coil (Max. KW)
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