Rheem RBHP-21J06SH2 - User Manual

INSTALLATION INSTRUCTIONS
92-20521-44-06
SUPERSEDES 92-20521-44-05
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
AIR HANDLERS
(-)BHP
• MODELS FEATURING R-22 REFRIGERANT
• MODELS FEATURING EARTH-FRIENDLY R-410A REFRIGERANT
• MODELS FEATURING ELECTRIC HEAT WITHOUT INDOOR
COOLING COIL
refrigerant

Rheem RBHP-21J06SH2 Specifications

General

Model	RBHP-21J06SH2
Type	Air Handler
Refrigerant	R-410A
Voltage	208/230V
Phase	1
Motor Type	ECM
Cooling Capacity	21000 BTU

Summary

Safety Information

General Information

Unit Configuration

Explains the modular construction and how to disassemble/reassemble the unit for installation.

Electrical Wiring

Power Wiring

Covers requirements for supply circuit power wiring, disconnects, and connections.

Control Wiring

Guidelines for routing and connecting low voltage control wiring, ensuring separation from power wiring.

Grounding

Explains the importance and methods for properly grounding the unit to prevent electrical shock.

Electric Heat Electrical Data

Lists electrical data for electric heat components, including kW, voltage, and circuit requirements.

Ductwork

Refrigerant Connections

Flowcheck Pistons

Information on selecting and installing flowcheck pistons for indoor coils based on model numbers.

Condensate Drain Tubing

Airflow Performance

Airflow Operating Limits

Details the maximum and minimum airflow limits for heat pump and cooling operations based on unit size.

Airflow Performance Data

Provides detailed airflow data tables correlating CFM, static pressure, and motor speed taps.

Sequence of Operation

Pre-Start Checklist

Maintenance

Electric Heater Replacement

Detailed instructions for removing and replacing electric heater elements.

Motor Replacement

Step-by-step guide for removing and replacing the indoor blower motor.