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Operation & Maintenance Data

OM 897

Group:

PDAC/PDHP

Part Number:

668111001

Date:

January 2008

Wireless Temperature Control

For McQuay "Applied" Package Terminal Air Conditioners and Heat Pumps

For replacement parts call 1-800-377-2787
©2008 McQuay International • www.mcquay.com • 800-432-1342

OM 897 Applied PTAC / Page 1 of 12

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Summary of Contents for OM 897

Page 1: ...mber 668111001 Date January 2008 Wireless Temperature Control For McQuay Applied Package Terminal Air Conditioners and Heat Pumps For replacement parts call 1 800 377 2787 2008 McQuay International www mcquay com 800 432 1342 OM 897 Applied PTAC Page 1 of 12 ...

Page 2: ... Light 4 Setting the Clock 4 5 Thermostat Programming 5 Navigating 6 Exiting the Program Mode 6 Run Button 6 Program Manual Operation 6 Changing Temperature 6 While Running a Program 6 Installing and Removing Nodes Installing Nodes 6 7 Installing Multiple Nodes 8 Uninstalling Nodes 9 Thermostat Reset 9 Frequently Asked Questions 10 11 ...

Page 3: ...lightonthethermostat display when the batteries are within approximately one week of being exhausted The T9000 is designed to use standard AA size 1 5 volt alkaline batteries If the batteries become completely depleted the heating cooling system will go to the Off state Replacing Batteries Toopenthethermostat usebothhandsandpressthe two push tabs on the bottom of the thermostat housing withyourthu...

Page 4: ...rature up or down and changing the operating mode of the thermostat See Figure1 11forfrontviewofthethermostatandbutton locations Figure 4 shows the display items that are changed by these four buttons in normal operation Figure 5 General Operation Display Note that the UP DOWN and HEAT COOLbuttons are also used in setting the clock and programming the thermostat and linking to nodes This will be c...

Page 5: ...isplayed in the upperrightsideoftheLCDscreen Figure1 forinstance shows a thermostat in COOL mode The mode the thermostat is in when the PROGRAM button is pressed is the mode that will be controlled by the program If it is in the cool mode as shown in Figure 1 the program entered will be stored as the program for cooling To program the thermostat you will use the PROGRAM HEAT COOL UP and DOWN butto...

Page 6: ...r65 scheduledtostartat11 00 PM If during the Evening time period you desired the space to be warmer you could press the UP button to raise the temperature set point The thermostat will hold that temperature until the next program period at which point the temperature will adjust to the programmed temperature set point for that period In this case the Night period is set for 11 00 PM and 65 Install...

Page 7: ...T COOL button to select the node number Step 4 Thecontrolnodecanbeinstalledtoathermostatasa HEAT only COOLonly or HEAT COOLnode After selectingthenodenumber theHEATand orCOOLicon will flash in the upper right hand quarter of the display is shown in Figure 8 Press the UPbutton to scroll through the following three choices Heat Install node as a heating only control Cool Install node as a cooling on...

Page 8: ...anged the Please Wait message is extinguished and a Good message will appear as shown in Figure 10 Figure 10 Install Link Display If another node is to be installed to this thermostat press the HEAT COOL button again The Install icon will flash As was done previously press the HEAT COOL button Step Two The node number will begin blinking select the node number by one using the UP button and contin...

Page 9: ...installednode s linking information is removed from the nodes and the thermostat pleasewait messagewillbe extinguished and a Good message will appear as shown in Figure 10 Thermostat Installation Reset In the event there is difficulty installing a node perform the following Step 1 Press the SW4 INSTALL button inside the thermostat The install icon will flash You only need to begin the installation...

Page 10: ...that one unit blows air directly on some people The thermostat in this case will not continuously look for a missing node if that one unit is powered off When my a c turns off I can t immediately make it run again This is normal What you are experiencing is called in anti short cycle delay Because of high pressure in the air conditioning compressor system it s not a good idea to start your air con...

Page 11: ...temperature will be displayed Refer to Figure 7 Next adjust the set point temperature to minimize system operation For example you could adjust to a set point of 85 F in cooling or 65 F in heating staying mindful of what your temperature selection could affect such as plants and animals that stay in your home while you are away During the cooling season consider humidity as well as roomtemperature...

Page 12: ...t us at www mcquay com and click on training or call 540 248 9646 and ask for the Training Department Warranty All McQuay equipment is sold pursuant to its standard terms and conditions of sale including Limited Product Warranty Consult your local McQuay Representative for warranty details Refer to Form 933 43285Y To find your local McQuay Representative go to www mcquay com This document contains...

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