Rheem RP1460AC1NA User Manual

R-410A HEAT PUMP
OUTDOOR UNITS
92-105074-04-00 (1/15)
Printed in USA
[ ] indicates metric conversions.
Do not destroy this manual.
Please read carefully and
keep in a safe place for future
reference by a serviceman.
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.
INSTALLATION INSTRUCTIONS
RP13 (13 SEER)
RP14 (14 SEER) AND RP15 (15 SEER)
WARNING:
RECOGNIZE THIS SYMBOL
AS AN INDICATION OF
IMPORTANT SAFETY
INFORMATION
ST-A1226-01-00

Rheem RP1460AC1NA Specifications

General

Brand	Rheem
Model	RP1460AC1NA
Category	Heat Pump
Language	English

Summary

IMPORTANT SAFETY INFORMATION

Warnings and Cautions

Critical safety instructions and considerations for R-410A systems and potential hazards.

INSTALLATION

Choosing a Location

TOOLS AND REFRIGERANT

INTERCONNECTING TUBING

Refrigerant Level Adjustment

Long Line Set Applications

Notes the need for extra refrigerant, fitting losses, oil return, and capacity considerations.

TUBING INSTALLATION

LEAK TESTING

Safety Warnings and Insulation Requirements

WIRING

Control Wiring and Noncommunicating Diagrams

Power Wiring and Grounding

Details voltage ranges, power connection, and essential grounding safety.

START-UP

Checking Airflow

Evacuation Procedure and Leak Testing

Outlines system evacuation and leak detection processes.

Refrigerant Charge Check

Ensures proper airflow, sets up measurement devices, and calculates charge by weight.

Gross Charging and Final Charge by Subcooling

Details adjusting charge using pressures and subcooling for precision.

COMPONENTS AND CONTROLS

Compressor Controls

Demand Defrost Control

Explains defrost control, test modes, troubleshooting, and pressure monitoring.

DIAGNOSTICS

Cooling Mechanical Checks Flowchart

A visual guide to troubleshoot cooling system mechanical problems.

Heating Mechanical Checks Flowchart

A visual guide to troubleshoot heating system mechanical problems.

General Troubleshooting Chart

Links symptoms, causes, and remedies for common system issues.

Compressor Overheating Analysis

Electrical and Flooded Start Troubleshooting

Flooding and Thermostatic Expansion Valve Issues

Explains causes and remedies for refrigerant flooding and TEV problems.

Thermostatic Expansion Valve (cont.)

Continues troubleshooting for TEV operation and potential failures.

Mode Troubleshooting Tips

WIRING DIAGRAMS

Single Phase Heat Pump Wiring

Three Phase Heat Pump Wiring (208/230V)

Three Phase Heat Pump Wiring (460/575V)