Rheem R-410A User Manual

92-20522-63-06
SUPERSEDES 92-20522-63-05
TWO-STAGE HEAT PUMP OUTDOOR UNITS
(-)PRL-JEC 16 SEER EQUIPPED WITH THE COMFORT CONTROL
2
SYSTEM™
INSTALLATION INSTRUCTIONS
[ ] INDICATES METRIC CONVERSIONS
RECOGNIZE THIS SYMBOL AS AN INDICATION OF IMPORT TION!
!
DO NOT DESTROY THIS MANUAL
PLEASE READ CAREFULLY AND KEEP IN A SAFE PLACE FOR FUTURE REFERENCE BY A SERVICEMAN
WARNING
!
ANT SAFETY INFORMA
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

Rheem R-410A Specifications

General

Brand	Rheem
Model	R-410A
Category	Heat Pump
Language	English

Summary

1.0 SAFETY INFORMATION

2.0 GENERAL INFORMATION

2.2 Application

2.5 Proper Installation

Emphasizes the critical role of proper sizing and installation for optimal performance and efficiency.

3.0 LOCATING UNIT

3.2 Heat Pump Location

3.6 Unit Mounting

3.7 Factory-Preferred Tie-Down Method

4.0 REFRIGERANT CONNECTIONS

6.0 INDOOR COIL

7.0 INTERCONNECTING TUBING

7.4 Tubing Installation

7.5 Tubing Connections

7.6 Leak Testing

Describes the procedure for pressurizing and leak testing the refrigerant lines using nitrogen.

11.0 HIGH AND LOW PRESSURE CONTROLS (HPC AND LPC)

11.1 Evacuation Procedure

Outlines the critical steps for evacuating air and moisture from the refrigerant system.

12.0 CONDENSING UNITS EQUIPPED WITH THE COMFORT CONTROL² SYSTEM™

12.2 Comfort Control² Control Wiring

12.3 Comfort Control² ICC Control Operation

12.4 Active Compressor Protection Mode

Describes the ICC's active protection modes designed to prevent compressor damage from various fault conditions.

12.5 Test and Fault Recall Modes

Explains how to use the TEST and SW2 buttons to enter test modes and recall fault history.

12.6 ICC Diagnostic Codes

Lists and explains the diagnostic codes displayed by the ICC's 7-segment LEDs for troubleshooting.

12.7 Conventional 24VAC Thermostat Control Wiring

12.9 ICC Control Operation with Conventional Thermostat Wiring

12.10 Active Compressor Protection Mode

Details active protection modes for the compressor when using conventional thermostat wiring.

12.11 Test and Fault Recall Modes

Explains how to use test and fault recall modes with conventional thermostat wiring.

13.0 ELECTRICAL WIRING

13.1 Power Wiring

13.2 Grounding

Explains the importance and procedure for properly grounding the unit.

13.3 Control Wiring

14.0 START-UP AND PERFORMANCE

15.0 CHECKING AIRFLOW

16.0 CHECKING REFRIGERANT CHARGE

16.1 Charging units with R-410A Refrigerant

16.4 Final Leak Testing

Describes the final step of leak testing the system after charging.

18.0 TROUBLESHOOTING

18.1 Serial Communicating System Initial Startup

18.2 REPLACEMENT OF COMFORT CONTROL² SYSTEM™ CONTROL BOARD

Provides instructions for replacing the Comfort Control² system control board and transferring shared data.

18.3 Electrical Checks Flow Chart

A flow chart to diagnose electrical issues by checking system components and status indicators.

18.4 Cooling Mechanical Checks Flow Chart

A flow chart for diagnosing mechanical problems during cooling operation.

18.5 Defrost Mechanical Checks Flow Chart

A flow chart for diagnosing mechanical issues related to the defrost system.

18.6 General Trouble Shooting Chart

A chart listing common symptoms, their possible causes, and recommended remedies for troubleshooting.

18.7 Service Analyzer Charts

Charts that help analyze compressor overheating and other performance issues.

THERMOSTATIC EXPANSION VALVES

19.0 WIRING DIAGRAMS