International comfort products R4H4 Series User Manual

428 03 5203 01 3/21/2019
Specifications subjec t to change without notice.
WIRING DIAGRAM MANUAL
Split System Heat Pump
N4H4, R4H4, WCH4
DANGER, WARNING, CAUTION, and
NOTE
The signal words DANGER, WARNING, CAU-
TION, and NOTE are used to identify levels of haz-
ard seriousness. The signal word DANGER is only
used on product labels to signify an immediate haz-
ard. The signal words WARNING, CAUTION, and
NOTE will be used on product labels and through-
out this manual and other manuals that may apply
to the product.
DANGER - Immediate hazards which will result in
severe personal injury or death.
WARNING - Hazards or unsafe practices which
could result in severe personal injury or death.
CAUTION - Hazards or unsafe practices which
may result in minor personal injury or product or
property damage.
NOTE - Used to highlight suggestions which will
result in enhanced installation, reliability, or opera-
tion.
Signal Words in Manuals
The signal word WARNING is used throughout this
manual in the following manner:
The signal word CAUTION is used throughout this
manual in the following manner:
Signal Words on Product Labeling
Signal words are used in combination with colors
and/or pictures on product labels.
WARNING
Safety Labeling and Signal Words
!
!
CAUTION
WARNING
TABLE OF CONTENTS
Expanded Model List 2..................................
339697- 101 Wiring Diagram 3..........................
339701- 101 Wiring Diagram 4..........................
339903- 101 Wiring Diagram 5...........................
339904- 101 Wiring Diagram 6..........................
343064- 101 Wiring Diagram 7..........................
MODELS
208/230 - 1- 60
N4H4
R4H4
WCH4
WARNING
!
DEATH, PERSONAL INJURY, AND/OR PROPERTY
DAMAGE HAZARD
Failure to carefully read and follow this warning
could result in equipment malfunction, property
damage, personal injury and/or death.
Installation or repairs made by unqualified per-
sons could result in equipment malfunction, prop-
erty damage, personal injury and/or death.
The information contained in this manual is in-
tended for use by a qualified service technician fa-
miliar with safety procedures and equipped with
the proper tools and test instruments.
Installation must conform with local building
codes and with the National Electrical Code
NFPA70 current edition or Canadian Electrical
Code Part 1 CSA C.22.1.

International comfort products R4H4 Series Specifications

General

Brand	International comfort products
Model	R4H4 Series
Category	Heat Pump
Language	English

Summary

Safety Labeling and Signal Words

DANGER, WARNING, CAUTION, and NOTE

Describes hazard levels and their meanings used in product labels and manuals.

Signal Words in Manuals

Explains how signal words are used within the text of the manual.

Signal Words on Product Labeling

Describes signal word usage in combination with colors/pictures on product labels.

Severe Hazard Warning

DEATH, PERSONAL INJURY, AND/OR PROPERTY DAMAGE HAZARD

Details severe hazards from improper installation or use, potentially causing death or injury.

Wiring Diagram 339697-101

Connection Diagram

Shows external wiring connections for the unit.

Schematic Diagram (Ladder Form)

Illustrates the internal electrical circuit logic.

Legend

Defines symbols used in the diagrams.

Notes

Provides important usage and installation guidelines.

Condensing Unit Charging Instructions

Details refrigerant charging procedures for R-410A units.

Cooling Only Charging Procedure

Specific steps for charging the unit in cooling mode.

Wiring Diagram 339701-101

Connection Diagram

Shows external wiring connections for the unit.

Schematic Diagram (Ladder Form)

Illustrates the internal electrical circuit logic.

Legend

Defines symbols used in the diagrams.

Notes

Provides important usage and installation guidelines.

Condensing Unit Charging Instructions

Details refrigerant charging procedures for R-410A units.

Superheat Charging Table

Data for superheat charging based on air temperatures.

Required Suction Tube Temperature Table

Data for suction tube temperature based on pressure.

Wiring Diagram 339903-101

Connection Diagram

Shows external wiring connections for the unit.

Schematic Diagram (Ladder Form)

Illustrates the internal electrical circuit logic.

Legend

Defines symbols used in the diagrams.

Notes

Provides important usage and installation guidelines.

Condensing Unit Charging Instructions

Details refrigerant charging procedures for R-410A units.

Wiring Diagram 339904-101

Connection Diagram

Shows external wiring connections for the unit.

Schematic Diagram (Ladder Form)

Illustrates the internal electrical circuit logic.

Legend

Defines symbols used in the diagrams.

Notes

Provides important usage and installation guidelines.

Condensing Unit Charging Instructions

Details refrigerant charging procedures for R-410A units.

Superheat Charging Table

Data for superheat charging based on air temperatures.

Required Suction Tube Temperature Table

Data for suction tube temperature based on pressure.

Wiring Diagram 343064-101

Connection Diagram

Shows external wiring connections for the unit.

Schematic Diagram (Ladder Form)

Illustrates the internal electrical circuit logic.

Legend

Defines symbols used in the diagrams.

Notes

Provides important usage and installation guidelines.

Dip Switch Settings

Configuration options for the defrost control board.

Defrost Control Board Note

Explains the defrost control board's short cycle protection.