McQuay OM 897-1, Operation & Maintenance Manual

Page 1: ...ol For McQuay Applied Packaged Terminal Air Conditioners and Heat Pumps and Console Water Source Heat Pumps Operation Maintenance Manual OM 897 1 Group PDAC PDHP Part Number 668111002 Date August 2009...

Page 2: ...RULES OPERATION IS SUBJECT TO THE FOLLOWING TWO CONDITIONS 1 THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE AND 2 THIS DEVICE MUST ACCEPT ANY INTERFERENCE RECEIVED INCLUDING INTERFERENCE THAT MAY CAU...

Page 3: ...ng the Clock 7 Thermostat Programming 7 9 Navigating 9 Exiting the Program Mode 9 Run Button 9 Program Manual Operation 9 10 Changing Temperature 10 While Running a Program 10 Installing and Removing...

Page 4: ...ood temperature control A large LCD display Figure 1 provides the user with current room temperature set point temperature time program interval and other system status information In hotel applicatio...

Page 5: ...ithin the conditioned space at about 5 feet above the floor Try not to locate the thermostat in a place where it could be exposed to heat such as a warm air vent or where it could be exposed to direct...

Page 6: ...evel across the top or side of the base plate to provide a professionally installed appearance Step Two Drill 3 8 holes and insert drywall fasteners 6 screws recommended and fasten the back plate to t...

Page 7: ...ress the UP or DOWN button to change the hour Note that AM PM will change as you roll the hour past twelve Be sure to set the hour properly for AM or PM Press the HEAT COOL button to keep the hour you...

Page 8: ...n 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 y...

Page 9: ...y step through to a specific item you want to change by pressing the HEAT COOLbutton until the item you want to change is flashing When that item is flashing use the UP or DOWN button to adjust Exitin...

Page 10: ...d In this case the Night period is set for 11 00 PM and 65 Installing and Removing Nodes AT9000thermostatandremotecontrolnodewillnotoperateas a system until they are linked together through the instal...

Page 11: ...tons Step 2 The UP button on the front of the thermostat is used to toggle between the following two choices Install Install a Node Remove Uninstall ALL Nodes The Remove option will be discussed later...

Page 12: ...node as a cooling only control Heat Cool Install node as a heating and cooling control Press the HEAT COOL button when the appropriate icon is displayed At this point all selections have been made an...

Page 13: ...message will appear as shown in Figure 11 Figure 11 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 wasdonepr...

Page 14: ...ll be on steady nothing will be flashing Step 2 Press the SW9 LINK button on the back of the thermostat printed circuit board Within 5 seconds activate a Link Service Request on the control node When...

Page 15: ...urn back on Coincidental RF interference could cause a temporary loss of communication In virtually all such cases the interference is temporary CanIrunmultipleheatingorcoolingloadssuchaselectric base...

Page 16: ...a HVAC contractorand ortheoriginalequipmentmanufacturerbefore making changes The display on my thermostat is blank What happened Ablankdisplayindicatesyourbatteriesaredepleted Whenthe low battery icon...

Page 17: ...swell as room temperature When your air conditioner runs it not onlycoolstheair italsoremovesmoisture loweringhumidity High humidity can encourage mold growth Can I use another T9000 thermostat withou...

Page 18: ...Page 18 of 20 OM 897 Figure 12 T9000 Overview...

Page 19: ...OM 897 Page 19 of 20...

Page 20: ...arranty 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 For...