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Rheem RHPL-HM4824JC User Manual

Rheem RHPL-HM4824JC
40 pages
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92-20521-45-05
SUPERSEDES 92-20521-45-04
INSTALLATION INSTRUCTIONS
AIR HANDLERS
RHPL Premium High Efficiency
Equipped With The Comfort Control
2
System™
WARNING
WARNING
!
These instructions are intended as an aid to qualified licensed
service personnel for proper installation, adjustment and
operation of this unit. Read these instructions thoroughly before
attempting installation or operation. Failure to follow these
instructions may result in improper installation, adjustment,
service or maintenance possibly resulting in fire, electrical
shock, property damage, personal injury or death.
ISO 9001:2008

Table of Contents

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Rheem RHPL-HM4824JC Specifications

General IconGeneral
BrandRheem
ModelRHPL-HM4824JC
TypeAir Handler
Airflow1600 CFM
RefrigerantR-410A
Voltage208/230V
Phase1

Summary

SAFETY INFORMATION

General Safety Warnings

Important warnings regarding duct leaks, pollutant migration, and combustible materials.

Grounding and Electrical Safety Warnings

Warnings about proper grounding and electrical safety during installation and service.

Ductwork Safety Precautions

Warnings regarding improper duct connections and general service safety.

Combustible Floor Base and Installation Warnings

Warnings about combustible floor bases and general installation cautions.

ELECTRICAL WIRING

Power Wiring Requirements

Details power supply requirements, wire sizing, and connection points for unit installation.

Grounding Procedures

Explains the importance and methods for properly grounding the unit.

Electric Heat Electrical Data

Details electrical specifications for various electric heater kits and their compatibility.

AIR HANDLER Comfort Control² System™™ INTERFACE BOARD

Comfort Control² Control Wiring

Outlines the four control wires required for Comfort Control² unit operation.

Control Board Features and Verification

Describes control board features like memory card, LED, and DIP switches, plus installation verification.

Conventional 24VAC Thermostat Control Wiring

Guides on using conventional 24VAC thermostat wiring for unit operation.

Air Handler Diagnostic Codes

Introduces diagnostic codes displayed on the thermostat or via a diagnostic tool.

AIR HANDLER DIAGNOSTIC CODES

Diagnostic Code Descriptions and Troubleshooting

Lists and explains various diagnostic codes for troubleshooting the air handler system.

DUCTWORK

Ductwork Installation and Safety

Covers ductwork installation requirements, safety warnings, and connection methods.

REFRIGERANT CONNECTIONS

Refrigerant Line Connection Procedures

Details procedures for making refrigerant line connections, including brazing and sealing.

AIRFLOW PERFORMANCE

SEQUENCE OF OPERATION

Cooling, Heating, Defrost, and Emergency Heat Sequences

Explains the operational sequence for cooling, heating, defrost, and emergency heat modes.

CALCULATIONS

PRE-START CHECKLIST

Unit Pre-Start Installation Checklist

A checklist to ensure the unit is properly installed and ready for operation.

MAINTENANCE

Periodic Maintenance Guidelines

General guidance on performing periodic maintenance for optimal performance.

Comfort Control² Board Replacement

Steps for verifying failure and replacing the Comfort Control² system board.

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