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Summary of Contents for McQuay T170
- Page 1 Installation and Maintenance Manual IM-846 Group: Fan Coil Part Number: IM 846 Date: July 2006 T170 Thermostat 24 VAC/120–277 VAC 3-Speed Fan Control (Continuous or Cycling) or Staged Fan Control © 2006 McQuay International...
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Page 2: Table Of Contents
Contents Installation Instructions ..... 3 Fan Operation ......... 7 Standard Fan Configuration (TA170-001). -
Page 3: Installation Instructions
Note – For a list of thermostat features, refer to ED 3611. Figure 2: Circuit board Optional Occupancy Detection Sensors/Kits In addition to the T170 thermostat, McQuay offers optional occupancy detection sensors (see page 9) that can be ordered and used in conjunction with the thermostat. When ordering, use the associated kit number(s) provided in Table 2. - Page 4 With the base now secured, verify that the circuit board is firmly snapped into the cover and is not dislodged. Install the cover assembly to the base, pressing firmly to engage the cover locking snaps. McQuay IM 846...
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Page 5: Operation
5°F above ambient temperature to cycle on heating. COOL—The thermostat operates as a cooling only Using the DOWN arrow, adjust the temperature to more thermostat. than 5°F below ambient temperature to cycle on cooling. HEAT—The thermostat operates as a heating only thermostat. McQuay IM 846... -
Page 6: Thermostat Menu Functions
Range limit low White/Violet switch When this function is selected, the current minimum range setting, the SET POINT icon. and the LO icon appear. To increase or decrease the value, press the up or down arrow button. McQuay IM 846... -
Page 7: Fan Operation
Controlled Off Factory Configuration A factory configuration may be provided for minimum heating and cooling requirements. Using this configuration, the HEAT and COOL outputs are automatically cycled on at the heat setback limit. Your thermostat may not have this feature. McQuay IM 846... -
Page 8: Fancoil Operation
If at any time the call goes away, the thermostat Note: overrides any user setting except if the control is turned to stops the purge cycle. OFF. The thermostat checks the pipe sensor to verify water temperature. McQuay IM 846... -
Page 9: Optional Occupancy Detection Equipment Opera
Optional Occupancy Detection Equipment Operation Optional Occupancy Detection Equipment Operation Operation The T170 thermostat can be used with optional S200 series occupancy detection equipment. Purchasing and installing this In an occupied mode, the thermostat operates normally and equipment to compliment the thermostat adds energy savings looks for a door open signal. -
Page 10: Sd200-001 Occupancy Sensor
Note – An optional door and/or window switch (Figure 11) and room. Any occupancy detection will set the operation to slave sensor can be added for use with the SD200-001 occupied mode. sensor. Figure 11: Optional equipment configuration #2 McQuay IM 846... -
Page 11: Sd200-002 Occupancy Sensor
This system provides basic room setback and is ideal for control of HVAC in commercial spaces. Note – To use this configuration, the jumper to JP3 is removed to allow setback input. Figure 12: Optional equipment configuration #3 McQuay IM 846... - Page 12 McQuay Training and Development Now that you have made an investment in modern, efficient McQuay equipment, its care should be a high priority. For training information on all McQuay HVAC products, please visit us at www.mcquay.com and click on training, or call 540-248-9646 and ask for the Training Department.
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