Contents
Model nomenclature ............................................................ 2
Transportation and shortage ................................................ 2
Installation ....................................................................... 2–4
Electrical data ...................................................................... 5
Piping ............................................................................... 5,6
Cleaning and flushing system .............................................. 6
Start-up ........................................................................... 6, 7
Operating limits ................................................................... 7
Wiring diagrams ............................................................. 8–14
Unit operation .................................................................... 15
LED Status and Fault Output Status .................................. 16
Thermostat Connections, Mark IV/AC units ....................... 17
Options for Mark IV/AC units ....................................... 19–22
Troubleshooting ................................................................. 23
Maintenance ...................................................................... 24
©2006 McQuay International
®
Installation & Maintenance Data IM 407-16
Group: WSHP
Part Number: 106581203
Date: June 2006
Vertical Water Source Heat Pump
& Cooling Only Units
Models FDD, FDE, FDL, FDS, FME, FMS
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