Rheem ECONET RP2024BJVCA User Manual

VARIABLE SPEED R-410A
HEAT PUMP OUTDOOR UNITS
INSTALLATION INSTRUCTIONS
92-105074-14-01 (02/18)
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.
(-)P20 (20 SEER) EQUIPPED WITH
ECONET™ COMMUNICATIONS
WARNING:
RECOGNIZE THIS SYMBOL
AS AN INDICATION OF
IMPORTANT SAFETY
INFORMATION
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Rheem ECONET RP2024BJVCA Specifications

General

Brand	Rheem
Model	ECONET RP2024BJVCA
Category	Heat Pump
Language	English

Summary

Important Safety Information

Installation

Tools and Refrigerant

Required tools and specifications for R-410A refrigerant systems.

Choosing a Location

Unit Mounting

Refrigerant Line Set Selection

Considerations for selecting and sizing refrigerant line sets for optimal performance.

Line Set Installation

Practices for installing refrigerant tubing, including connections and support.

Initial Leak Testing

Procedure for leak testing the system using nitrogen.

Evacuation

Steps for properly evacuating the system to remove air and moisture.

Final Leak Testing

Checking for leaks after evacuation using a halogen leak detector.

Control Wiring

Instructions for wiring EcoNet™ and conventional thermostats.

Power Wiring

Guidelines for connecting electrical power to the outdoor unit.

Grounding

Ensuring proper grounding for electrical safety.

System Start-Up and Refrigerant Charging

System Start-Up Overview

Initial Power-Up and EcoNet™ Communication Verification

EcoNet™ Control Center Set-Up

Initial System Start-Up

Entering Charge Mode Using EcoNet™ Control Center Service Menu

Procedure to enter charge mode via the EcoNet™ Control Center.

Entering Charge Mode When Using a Conventional 24VAC Thermostat

Procedure to enter charge mode using a conventional thermostat.

Indoor Air-Flow Verification

Ensuring correct indoor airflow for optimal system performance.

Refrigerant Charging

General guidance and warnings for refrigerant charging procedures.

Final Charging by Liquid Subcooling

Procedure for final refrigerant charge adjustment using liquid subcooling.

Normal Sequence of Operation

Demand Defrost

Active System Protection Features

High Discharge Temperature

High Discharge Pressure

Low Suction Pressure/Loss of Charge

Compressor Shut-Down Sequence for High or Low Refrigerant Pressure Fault

Overcurrent and Current Imbalance

Compressor Operation Outside Envelope

Over and Under Voltage

Inverter Over Temperature

Controls and Communication Malfunction

Sensor Failure Default Operation

Exiting Active Protection Lock-Out Mode

Diagnostics & Troubleshooting

Fault Recall Procedure

Methods for recalling stored fault codes from the system.

Compressor/Fan Motor Test Mode

Test mode to check compressor and outdoor fan motor operation.

Defrost Test Mode

Status and Diagnostic Codes

Descriptions of VSODC status codes and their meanings.

Active Protection Fault Details

Detailed explanations of active protection fault codes and resolutions.

Electrical Checks Flowchart

Flowchart for troubleshooting electrical issues during cooling operation.

Cooling Mechanical Checks Flowchart

Flowchart for diagnosing mechanical problems in cooling mode.

Heating Mechanical Checks Flowchart

Flowchart for diagnosing mechanical problems in heating mode.

Defrost Mechanical Checks Flowchart

Checking Transducers & Temperature Sensors

Procedures for checking transducer and sensor accuracy and calibration.

General Troubleshooting Guide

A symptom-based guide for diagnosing common system problems.

Service Analyzer Charts

Charts correlating symptoms with possible causes and remedies.

Troubleshooting Tips

Tips for diagnosing system issues based on pressure and superheat indicators.