Heatcraft Refrigeration Products H-IM-72A manual

H-IM-72B October 1999 Part No. 25000102

HEATCRAFT INC. REFRIGERATION PRODUCTS DIVISION

2175 WEST PARK PLACE BLVD., STONE MOUNTAIN, GA 30087 • 770-465-5600 • FAX 770-465-6016

WWW.HEATCRAFTRPD.COM • E-MAIL: HRPD.FEEDBACK@HEATCRAFT.COM

ParallelParallel

Parallel

CompressorCompressor

Compressor

SystemsSystems

Systems

InstallationInstallation

Installation

Installation, Operation andMaintenance GuideParallel Compressor Systems

Replaces H-IM-72A

Contents

Main Installation, Operation and Maintenance Guide Parallel Compressor Systems Table of Contents HEATCRAFT INC. Parallel Compressor Units INTRODUCTION INSPECTION UNIT DESIGNATION Model definition: SYSTEM WARRANTY RIGGING Warning: LOCATION OF EQUIPMENT - INDOOR Clearances Floor & Foundation Requirements LOCATION OF EQUIPMENT - OUTDOOR UNIT VIBRATION ISOLATION COMPRESSOR SPRING VIBRATION ISOLATORS UNIT ACCESS Vertical Clearance Lateral Clearance Decorative Fences Units in Pits Ventilation Requirements REFRIGERANT PIPING Refrigerant Line Insulation Refrigerant Line Support Expansion Loops Page Page Table 5A. Recommended Line Sizes for R-404A and R507 * Table 5B. Recommended Line Sizes for R-404A and R507 (continued) * Table 6A. Recommended Line Sizes for R-22 * Table 6B. Recommended Line Sizes for R-22 (continued) * Table 7. Recommended Remote Condenser Line Sizes Leak Checking, Evacuation, and Start-up Leak Check Evacuation Start-up Refrigerant Distribution Off cycle Electric defrost Priority I hot gas defrost Head pressure control system System Balancing System Superheat Evaporator Superheat Alternative Superheat Method Compressors Copeland Compressors Approved Copeland Lubricants Copeland Bitzer Carlyle Compressors Approved Carlyle Lubricants Oil Pressure 3-Phase Voltage Monitor Sight Glass & Moisture Indicator Safety Relief Devices Page Series P100 Pressure Control Auto Reset Models C Manual Reset Models Liquid Level Switch Oil Control Low Pressure Oil System Oil Separators Temprite Models Temprite Sporlan Parker Temprite Liquid Filter-Driers & Suction Filters Suction Filter Compressor Motor Burnout Cleanup Procedure RSES Service Manual, section 91 Sporlan Valve Company Superior Valve Company Head Pressure Control Valve Functions Liquid Drain Control Method Recommended Valve Settings Field Adjustment Hot Gas Bypass Regulator Adjustment Sporlan Valve Company Alco Controls ALCO CONTROLS Control Settings Low Pressure Switch Setting for RMCC Page SERVICE DIAGNOSIS CHART Symptom Cause Remedy SERVICE RECORD System Reference Data HEATCRAFT INC. REFRIGERATION PRODUCTS DIVISION