McQuay ALR 032E

2 IM 676
Table of Contents
Introduction ...........................................................................................................3
General Description.........................................................................................................................3
Inspection........................................................................................................................................3
Installation ......................................................................................................................................3
Handling .........................................................................................................................................3
Location ..........................................................................................................................................4
Service Access.................................................................................................................................5
Vibration Isolators ...........................................................................................................................6
Water Piping....................................................................................................................................7
Flow Switch.....................................................................................................................................8
Water Connections...........................................................................................................................8
Refrigerant Charge ..........................................................................................................................9
Glycol Solutions ..............................................................................................................................9
Evaporator Water Flow and Pressure Drop.....................................................................................10
Physical Data........................................................................................................12
Electrical Data......................................................................................................18
Field Wiring..................................................................................................................................18
Dimensional Data.................................................................................................36
Unit Layout and Principles of Operation............................................................38
Control Center...............................................................................................................................38
Start-up and Shutdown .......................................................................................40
Pre Start-up ...................................................................................................................................40
Start-up .........................................................................................................................................40
Sequence of Operation...................................................................................................................41