Rheem RBHP-25A00NH7 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-25A00NH7 Specifications

General

Model	RBHP-25A00NH7
Type	Air Handler
Cooling Capacity	2.5 tons
Refrigerant	R-410A
Voltage	208/230V
Phase	1
Air Flow Range	400-1200 CFM
Width	22 inches
Depth	21 inches

Summary

Safety Information and Precautions

General Safety Warnings and Precautions

Covers duct leaks, toxic fumes, installation personnel, proposition 65, electrical safety, and unit handling.

Electrical Wiring and Data

Power Wiring Requirements

Covers branch circuit disconnects, breakers, conductor sizing, and wiring connections.

Control Wiring Guidelines

Guidelines for routing and separating low voltage control wire from power wiring.

Grounding Procedures

Mandates permanent grounding for electrical shock prevention.

Electric Heat Electrical Data

Details electrical data for various electric heater configurations and sizes.

Ductwork and Connections

Ductwork Installation and Compliance

Covers NFPA compliance, duct sizing, insulation, plenum attachment, and sealing.

Refrigerant Connections

Instructions for installing refrigerant block-off plate and foam gasket before brazing.

Flowcheck Pistons

Condensate Drain Tubing Installation

Covers drain knockout removal, block-off plate installation, and drain line requirements.

Condensate Drain Line Fittings and Routing

Pre-Start, Maintenance, and Parts

Pre-Start Checklist

Checklist of critical installation steps before initial unit operation.

Routine Maintenance Procedures

Component Replacement Guides