Goodman ARUF24B14 Series - User Manual

RECOGNIZE THIS SYMBOL
AS A SAFETY PRECAUTION.
ATTENTION INSTALLING PERSONNEL
Prior to installation, thoroughly familiarize yourself with this Installation Manual.
Observe all safety warnings. During installation or repair, caution is to be observed.
It is your responsibility to install the product safely and to educate the customer on its safe use.
ARUF**14**/ARPT**14**
1 Important Safety Instructions
The following symbols and labels are used throughout this
manual to indicate immediate or potential safety hazards. It
is the owner’s and installer’s responsibility to read and com-
ply with all safety information and instructions accompanying
these symbols. Failure to heed safety information increases
the risk of personal injury, property damage, and/or product
damage.
ASPT**14**/ASUF**14**
AIR HANDLERS INSTALLATION & OPERATING INSTRUCTIONS
Contents
1 Important Safety Instructions .................................. 1
2 Shipping Inspection ................................................. 2
2.1 Parts ........................................................................3
2.2 Handling ..................................................................3
3 Codes & Regulations................................................ 3
4 Replacement Parts ................................................... 3
5 Pre-Installation Considerations .............................. 3
5.1 Preparation ..............................................................3
5.2 System Matches ......................................................3
5.3 Interconnecting Tubing ............................................3
5.4 Clearances ..............................................................3
5.5 Horizontal Applications ............................................4
6 Installation Location ................................................ 4
6.1 Upflow Installation....................................................4
6.2 Horizontal Left Installation .......................................4
6.3 Downflow/Horizontal Right Installation ....................5
7 Refrigerant Lines ...................................................... 7
7.1 Tubing Size ..............................................................7
7.2 Tubing Preparation ..................................................7
7.3 Special Instructions .................................................8
7.4 Tubing Connections for Flowrator Model .................8
7.5 Tubing Connections for TXV Models .......................8
8 Condensate Drain Lines........................................... 9
9 Ductwork ................................................................... 9
9.1 Return Ductwork ......................................................9
10 Return Air Filters .................................................. 10
11 Electric Heat .......................................................... 10
12 Electrical and Control Wiring............................... 12
12.1 Building Electrical Service Inspection .................. 12
12.2 Wire Sizing..........................................................12
12.3 Maximum Overcurrent Protection (MOP) ............12
12.4 Electrical Connections – Supply Voltage .............13
12.4.1 Air Handler Only (Non-Heat Kit Models) ....13
12.4.2 Air Handler - Non-Circuit Breaker Heat Kits .....13
12.4.3 Air Handler With Circuit Breaker Heat Kit.........13
12.5 Low Voltage Connections ....................................13
12.5.1 Thermostats ....................................................13
12.6 Speed Tap Adjustment.........................................13
13 Achieving 2% Low Leakage Rate ........................ 14
14 Start-Up Procedure ............................................... 14
15 Regular Maintenance............................................ 14
16 Airflow Data .......................................................... 15
21 Wiring Diagrams................................................... 21
IO-427K
10/2014

Summary

Air Handler Safety Instructions

Critical Safety Warnings and Hazards

High Voltage and Electrical Safety

Covers warnings about high voltage, power disconnect, and electrical hazards during service.

Installation and Servicing Personnel

Specifies qualifications required for unit installation and repair.

Power Supply and Grounding

Details correct power supply usage and mandatory electrical grounding.

Combustible Materials and CO Hazard

Warns against storing flammable materials and the risk of carbon monoxide poisoning.

Pre-Installation Planning

System Matching and Warranty

Stresses the importance of using manufacturer-approved systems to maintain warranty.

Refrigerant Line Setup

Refrigerant Line Safety Precautions

Warns about high pressure, brazing safety, and using quenching cloths.

Refrigerant Line Connections

Flowrator Model Tubing Connections

Step-by-step instructions for connecting refrigerant lines on flowrator models.

TXV Model Tubing Connections

Step-by-step instructions for connecting refrigerant lines on TXV models.

Condensate Drainage System

Air Filters and Electric Heat Systems

Heating Mode Temperature Rise Calculations

Explains how to determine temperature rise based on airflow, voltage, and heat kit size.

Electrical Wiring and Controls

Building Electrical Service Inspection

Guides on verifying supply voltage compatibility and ensuring single-phase power.

Wire Sizing and Voltage Drop

Details criteria for selecting appropriate wire gauge and voltage drop limitations.

Maximum Overcurrent Protection (MOP)

Specifies requirements for overcurrent protection devices like breakers and fuses.

Electrical Safety Warnings

Reiterates high voltage warnings, copper conductor use, and proper grounding.

Electrical Connections and Low Voltage Wiring

Supply Voltage Connections

Covers connecting power supply conductors through knockouts and strain reliefs.

Low Voltage Wiring

Thermostat Wiring and Settings

Initial Setup and Ongoing Maintenance

Pre-Start Up Checklist

Filter Maintenance Instructions

Specifies the frequency and method for cleaning or replacing air filters.

Low Voltage Wiring Diagrams

Single-Stage Cooling Wiring

Heat Pump Wiring Diagrams

Cooling Unit with 10 kW Heat Kits

Wiring Diagrams: Specific Configurations

Cooling Unit with 15 kW Heat Kits

Heat Pump Unit with 10 kW Heat Kits

Wiring Diagrams: Heat Pump Units

Heat Pump Unit with 15 kW Heat Kits

Blower Time Delay Relay Operation

Time Delay Operation Modes

General Wiring Diagrams

ARUF;ARPT Wiring Diagram Details

Provides a detailed wiring diagram for ARUF and ARPT models.

ASPT;ASUF Model Wiring Diagrams

ASPT;ASUF Wiring Diagram Details

Presents a detailed wiring diagram for ASPT and ASUF models.

3-Phase Heat Kit Installation and Wiring

Homeowner Maintenance Guide

Filter Replacement and Cleaning

Instructions for homeowners on maintaining the air filter.

Outside Coil Cleaning and Airflow

Goodman ARUF24B14 Series Specifications

General

Model	ARUF24B14
Type	Air Handler
Refrigerant	R-410A
Voltage	208/230V
Motor Type	Multi-speed
Phase	1
Cooling Capacity	2 Tons (24, 000 BTU/h)
Airflow	1, 200 CFM
Maximum Fuse Size	15 A
Width	21 in