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Summary of Contents for McQuay THC02
- Page 1 Installation & Maintenance Manual IM 745-1 Group: Fan-coil Part Number: 106333301 Date: January 2003 Ceiling Concealed Fan-Coil Unit Models: THC02, THC03, THC04, THC06, THC08, THC10, THC12 ® ©2003 McQuay International...
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Page 2: Table Of Contents
Control ............. 7 Pipe connection ............. 4 Wiring ..............4 Limited Warranty Maintenance............4 Consult your local McQuay Representative for General..............4 warranty details. Refer to Form 933-43285Y. To find Monthly intervals ........... 4 your local McQuay Representative, go to Dimensional Data .......... -
Page 3: Installation
Receiving Unit Installation The unit is designed to be concealed in the ceiling. Installation All units leaving the McQuay plant are inspected for quality and maintenance should be performed by qualified personnel prior to shipment. who are familiar with local codes and regulations, and experi- Carefully inspect all shipments immediately upon delivery. -
Page 4: Air Duct Connection
2. Check and clean the coil. Clean the coil with a low pressure water jet or low pressure air. Control Valve Actuator 3. Clean and tighten all the wiring connections. Supply Gate Valve IM 745 / Page 4 of 8 ©2003 McQuay International... -
Page 5: Dimensional Data
4.53" 1.73" TERMINAL BLOCK TERMINAL BLOCK 1.25" 5.82" 2.75" 4.72" 9.88" 3.46" 8.125" 9.88" 9.53" 9.53" HOT WATER WATER SUPPLY CONNECTION CONNECTION 3/4" MPT 3/4" MPT 2-Pipe System 4-Pipe System IM 745 / Page 5 of 8 ©2003 McQuay International... -
Page 6: Wiring Diagrams
G/Y: GREEN/YELLOW G/Y: GREEN/YELLOW HF: FAN SPEED HIGH HF: FAN SPEED HIGH LF: FAN SPEED LOW SHF: FAN SPEED SUPER HIGH LF: FAN SPEED LOW SHF: FAN SPEED SUPER HIGH IM 745 / Page 6 of 8 ©2003 McQuay International... -
Page 7: Control
Control Wiring Schematic - Heating/Cooling 4-Pipe With Sequencing Thermostat Legend Wire No. Wire Color Wire Connector Wire Connector Field Connector Cooling Heating Thermostat Valve Change over Switch (Manual or Auto) IM 745 / Page 7 of 8 ©2003 McQuay International... - Page 8 This document contains the most current product information as of this printing. For the most up-to-date product information, please go to www.mcquay.com. ® 4900 Technology Park Boulevard • Auburn, New York 13021-9030 • 800-432-1342 • www.mcquay.com IM 745-1 / (Rev 1-03) Pg 8 of 8 ©2003 McQuay International...
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