Johnson Controls YC2F Series - User Manual

Johnson Controls Ducted Systems
Installation Manual: R-410A Outdoor Split-
System Air Conditioner
YC2D, TCD2, RAC134, YC2F, TCF2, and RAC150 Series
York International Corporation, 5005 York
Drive, Norman, OK 73069
2023-11-01
6136936-UIM-C-1123
Supersedes: 6136936-UIM-B-0523
C

Summary

General Information and Safety

Safety Precautions

Explains safety alert symbols, DANGER, WARNING, and CAUTION signal words for potential hazards.

R-410 A System Service Requirements

Lists necessary equipment and considerations for R-410A systems, like gauge sets and hoses.

Installation Limitations

Outlines installation restrictions, such as duct work in the airstream and operating conditions.

Unit Installation Procedures

Location Selection

Liquid Line Filter-Drier Installation

Refrigerant Piping and Connections

Precautions During Line Installation

Precautions During Brazing of Lines

Precautions During Service Valve Brazing

Connecting Refrigerant Lines

Thermostatic Expansion Valve (TXV) Installation

System Evacuation Procedures

System Charge Determination

Subcooling Charging for TXV Indoor Units

Optional Cold Weather Charging

Electrical Connections and Grounding

Field Power Wiring Connections

Field Control Wiring Connections

Wiring Diagrams Overview

Wiring Diagram: Single-Phase 15.2 SEER2

Wiring Diagram: Three-Phase 13.4 SEER2

Johnson Controls YC2F Series Specifications