McQuay FMS Series User Manual

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

McQuay FMS Series Specifications

General

Brand	McQuay
Model	FMS Series
Category	Heat Pump
Language	English

Summary

Electrical Data and Piping

Electrical Specifications

Piping Recommendations

Cleaning, Flushing, and Start-up

System Cleaning and Flushing

Initial Unit Start-up Procedures

Step-by-step guide for initial unit activation and testing.

Unit Operation and Limits

General Unit Operation

Details on unit start-up, cooling/heating modes, and safety checks.

Operating Air and Water Limits

Wiring Diagrams

60 Cycle Diagrams: Unit Sizes 007-012

Wiring diagram and notes for 007-012 units, 208-230/265V single-phase.

60 Cycle Diagrams: Unit Size 015

Wiring diagram and notes for size 015 unit, 208-230/265V single-phase.

Wiring Diagrams (Continued)

60 Cycle Diagrams: Unit Sizes 019-048

Wiring diagram and notes for 019-048 units, 208-230/265V single-phase.

60 Cycle Diagrams: Unit Sizes 024-060 Three-Phase

Wiring diagram and notes for 208-230V three-phase units.

50 Cycle Diagrams: Unit Sizes 007-012

Wiring diagram and notes for 007-012 units, 230V single-phase, 50Hz.

50 Cycle Diagrams: Unit Size 024

Wiring diagram and notes for size 024 unit, 230V single-phase, 50Hz.

Three-Phase Diagrams: Unit Sizes 024-042 380V

Wiring diagram and notes for 380V three-phase units.

MicroTech 2000 Controller Wiring Diagram

Single circuit wiring diagram for MicroTech 2000 controller.

60 Cycle Diagrams: Unit Size 060

Wiring diagram and notes for size 060 unit, 208-230V single-phase.

60 Cycle Diagrams: Unit Sizes 024-060 High Voltage

Wiring diagram and notes for 460/575V three-phase units.

50 Cycle Diagrams: Unit Sizes 015-019

Wiring diagram and notes for 015-019 units, 230V single-phase, 50Hz.

50 Cycle Diagrams: Unit Sizes 048-060

Wiring diagram and notes for 048-060 units, 230V single-phase, 50Hz.

Three-Phase Diagrams: Unit Sizes 048-060 380V

Wiring diagram and notes for 380V three-phase units.

Unit Control System

Mark IV/AC Unit Operation Overview

Mark IV/AC Control Unit Features

Mark IV/AC Terminal Strip Functions

Mark IV/AC Status and Faults

LED Status and Fault Output Indicators

Thermostat and Sensor Connections

Thermostat Connection Diagrams

Multiple Unit Control

Multiple Unit Control Panel for 3 Units

Multiple Unit Control Panel for 2 Units

Boilerless System Kit

Boilerless System Kit (BSK) Installation

Pump Restart Relay Kit

Pump Restart Relay Kit Installation

Troubleshooting

Water Source Heat Pump Troubleshooting Guide

Maintenance and Warranty

Routine Maintenance Procedures