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6/21 57-02611 / 101628 ©2021, Refrigerated Solutions Group™. All rights reserved. 2
TABLE OF CONTENTS
INTRODUCTION......................................................................................................................................3
WARNING LABELS AND SAFETY INSTRUCTIONS .......................................................................4
M-SERIES CONDENSING UNIT FEATURES .....................................................................................5
REFRIGERATION MODEL NOMENCLATURE ...............................................................................6
PRE-INSTALLATION INSTRUCTIONS ..............................................................................................7
General Information ...............................................................................................................................7
Delivery Inspection ................................................................................................................................7
INSTALLATION INSTRUCTIONS ...................................................................................................... 7
Handling and Placement of Condensing Unit ........................................................................................7
Handling and Placement of Evaporator Coil in Walk-In .......................................................................8
Electrical ................................................................................................................................................9
Refrigerant Piping ..................................................................................................................................9
Leak Check ..........................................................................................................................................10
Evacuation, Dehydration and Start-Up ................................................................................................10
Evacuation Procedure ..........................................................................................................................10
Finish Charging Procedures .................................................................................................................11
Preliminary ...........................................................................................................................................11
Remote M-Series .................................................................................................................................11
Pre-Charged Remote Refrigeration Systems ................................................................................. 12-13
Final Check List for All Models ..........................................................................................................14
SUCTION AND LIQUID LINE SIZES ........................................................................................... 15-22
EQUIVALENT LENGTH ALLOWANCE FOR FITTINGS .............................................................23
GENERAL INFORMATION .................................................................................................................23
LOW AMBIENT CHARGE CHART ....................................................................................................24
SYSTEM TROUBLESHOOTING CHART .........................................................................................25
UNIT BASE SPECIFICATIONS ..................................................................................................... 26-27
SALE AND DISPOSAL ..........................................................................................................................28
INSTALLATION DATA SHEET ..........................................................................................................29
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