York DY 048 User Manual

343615-YTG-B-0308
FOR DISTRIBUTION USE ONLY - NOT TO BE USED AT POINT OF RETAIL SALE
SINGLE PACKAGE GAS/ELECTRIC UNITS
AND SINGLE PACKAGE
AIR CONDITIONERS
DY 036, 048 & 060
3, 4 & 5 NOMINAL TONS
14.00 SEER
®
TECHNICAL GUIDE
DESCRIPTION
YORK Sunline Magnum™ units are convertible single pack-
age air conditioners with a common cabinet and a common
roof curb for the 3, 4 and 5 ton sizes. The units were
designed for light commercial and commercial applications.
They can easily be installed on a roof curb, slab, roof jack or
frame.
All units include:
• Powder Paint finish that meets ASTM-B-117 750 hour salt
spray standards
• Permanently lubricated motors
• Bottom or side air discharge configuration capability
(field convertible)
• Manufactured under the quality standards of ISO9001
• Simplicity
®
Control Board
• Copper tube/aluminum fin coils
• Easy access to all components
• Rigging holes in base rails for lifting
• Fork lift slots on three sides
• Single point power connection
• Complete factory package - tested, charged and wired
• CSA agency listing on all units
WARRANTY
• Factory Limited Parts Warranty
• One-year parts warranty
• A Five-year parts warranty on the compressor and
electric heat elements.
• Ten-year parts warranty on the gas-fired heat
exchangers.

York DY 048 Specifications

General

Brand	York
Model	DY 048
Category	Air Conditioner
Language	English

Summary

Technical Guide Overview

Product Description and Features

YORK Sunline Magnum™ units are convertible single-package air conditioners with a common cabinet and a common roof curb for the 3, 4 and 5 ton sizes.

Unit Warranty Information

Product Model Nomenclature

Model Number Structure Explained

Explains the model number structure for YORK Sunline Magnum™ units, detailing product category, identifier, capacity, and heat type.

Key Unit Features

Simplicity® Control System Features

Details advanced control features like low ambient operation, diagnostics, safety monitoring, and nuisance trip protection.

Operational Modes and BAS Integration

Typical Power Wiring Diagrams

Single Phase Power Wiring Configuration

Illustrates typical power wiring configuration for single-phase units, including disconnect and contactor.

Three Phase Power Wiring Configuration

Shows typical power wiring for three-phase units, detailing disconnect, contactor, and power supply connections.

Typical Control Wiring Diagrams

Control Wiring for Cooling Only Thermostats

Wiring diagram for connecting a 24V thermostat to a cooling-only unit for basic temperature control.

Control Wiring for 24V Thermostats (Cooling/Heating)

Wiring diagram for 24V thermostat on cooling/heating units, showing connections for heating stages.

Control Wiring for Electronic Multi-Stage Thermostats

Wiring for electronic thermostats on multi-stage cooling/heating units, including electric heat options.

Control Wiring for Electronic Single-Stage Thermostats