McQuay PDHA Instructions d'exploitation

©2008 McQuay International® Installation & Maintenance Data IM 934 Group: PTAC Part Number: 668966801 Date: December 2008Applied

IM 934 Applied PTAC / Page 10 of 44Installation of Optional Condensate Drain KitFigure 10 illustrates the installation of the indoor drain kit. The in

IM 934 Applied PTAC / Page 11 of 44Installation of Wall SleeveConsiderationsThe wall sleeve is a standard size 16" high, 42" wide and 133/4&

IM 934 Applied PTAC / Page 12 of 44Installation Requirements for Recessed Louver Wall Sleeve1. The Recessed Louver Wall Sleeve must extend a minim

IM 934 Applied PTAC / Page 13 of 44Anchoring The Wall SleeveAnchoring the wall sleeve in the opening is accomplished as shown in gure 15. CAUTIONDO N

IM 934 Applied PTAC / Page 14 of 44Finished Flooror CarpetPanel Wall Construction TypeFor panel wall and thin wall construction, it is recommended tha

IM 934 Applied PTAC / Page 15 of 44Installation of Basic Wall SleeveFigure 20. Panel wall construction with cord connection3"Min. (76mm)ConduitFl

IM 934 Applied PTAC / Page 16 of 44Thick Wall Construction TypeInstallation of wall sleeves for thick walls requires special consideration. Table 2 sh

IM 934 Applied PTAC / Page 17 of 44Figure 25. Flush Stamped LouverFigure 26. Architectural LouverLouvers by others are acceptable as long as they meet

IM 934 Applied PTAC / Page 18 of 44Typical Louver DesignFigure 27 illustrates some typical louver designs.The “X” dimension represents the narrowest d

IM 934 Applied PTAC / Page 19 of 44optional automatic fresh air damper, the damper is factory set to open whenever the fan motor is running and clos

Now that you have made an investment in modern, efcient McQuay® equipment, its care and operation should be a high priority. For training information

IM 934 Applied PTAC / Page 20 of 44Controls (Non-programmable)Standard Digital Touchpad ControlUser InterfaceThe user will by default control the Elec

IM 934 Applied PTAC / Page 21 of 44ControlsStandard Digital Touchpad ControlIndoor and Outdoor Fan OperationThe indoor fan can be set to operate on Hi

IM 934 Applied PTAC / Page 22 of 44System Select Operation Using Remote ThermostatSystem will run in Heat mode and engage certain outputs based on the

IM 934 Applied PTAC / Page 23 of 44CompressorLow FantOnOffOnOff30 secs.30 secs.8 mins.4 mins.tFigure 31. Zone ACompressorLow Fan12 mins.OnOffOnOff*tt*

IM 934 Applied PTAC / Page 24 of 44Figure 35. Indoor Air and Indoor Coil Sensor LocationsIndoor Coil Sensor (ICS)Indoor Air Sensor (IAS)Heat ModeUnit

IM 934 Applied PTAC / Page 25 of 44Outdoor Air Sensor ReadingTo advance from Indoor Coil Sensor reading to Outdoor Air Sensor reading, press the Mode

IM 934 Applied PTAC / Page 26 of 44Temperature Limit Settings1 To adjust the lower operating temperature limit (cool minimum set point) press and ho

IM 934 Applied PTAC / Page 27 of 44PTAC/PTHP StartupReport – AuditJob Name __________________________________________ City ________________ G.O. # __

IM 934 Applied PTAC / Page 28 of 44ControlsPremium (Programmable) Digital Touchpad Control Operating InstructionsLED with Program Setting Display8- Pu

IM 934 Applied PTAC / Page 29 of 44Clock Set Menu1.1 To set the time and day of the week, press FAN MODE and FAN SPEED buttons simultaneously for 5 s

IM 934 Applied PTAC / Page 3 of 44WARNINGThe installer must determine and follow all applicable codes and regulations. This equipment presents hazards

IM 934 Applied PTAC / Page 30 of 44 COOL DAY 1 AM 8:00 MORN 3.1 The touchpad of the electronic controller can be

IM 934 Applied PTAC / Page 31 of 44SpecicationsElectrical Rating:• 24 VAC (18 to 30 VAC)• 1 amp maximum per terminal• 3 amp maximum total load• 6

IM 934 Applied PTAC / Page 32 of 44Remote Wall Mounted ThermostatsSpecicationsElectrical Rating:• 24 VAC (18 to 30 VAC)• 1 amp maximum per terminal

IM 934 Applied PTAC / Page 33 of 44Remote Thermostat Control The Remote Thermostat can be any thermostat that can interface with an electronic thermos

IM 934 Applied PTAC / Page 34 of 44BJumper Placement DetailPremium (Programmable) Digital Contol Wiring Diagram1– Jumper Placement to Select System

IM 934 Applied PTAC / Page 35 of 44Standard (Non-programmable) Digital Contol Wiring Diagram3– Jumper Placement to Select Controller Type:A– Place

IM 934 Applied PTAC / Page 36 of 44LegendDM = Damper MotorHYV = Hydronic ValveCM = Compressor MotorIFM = Indoor Fan MotorOFM = Outdoor

IM 934 Applied PTAC / Page 37 of 44Digital Control Board Without Standby PowerLegendDM = Damper MotorHYV = Hydronic ValveCM = Compressor Moto

IM 934 Applied PTAC / Page 38 of 4410. Clean any rust spots with steel wool and paint with rust inhibiting paint.11. Clean insulation or replace i

IM 934 Applied PTAC / Page 39 of 44Refrigeration CycleEvery motor-driven refrigeration system operates on the carnot cycle. A practical understanding

IM 934 Applied PTAC / Page 4 of 44McQuay Model PDAA/PDHA Product NomenclatureNote: For Illustration purposes only. Not all options available with all

IM 934 Applied PTAC / Page 40 of 44 Fault code Description Cause for the fault CE Communication Error 1. Cable not plugged in properly on either

IM 934 Applied PTAC / Page 41 of 44TroubleshootingThese items should be checked by a qualied service technician only. Trouble Cause Cure1. Blower

IM 934 Applied PTAC / Page 42 of 449. Too much cooling.10. “Sweating.”11. Blowers won’t operate on Heat.12. Equipment is noisy.13. Insufcien

IM 934 Applied PTAC / Page 43 of 44 Model 007 009 012 015 017 PDHA (PACKAGED) 146.0 153.5 154.4 162.1 – PDAA (PACKAGED) 144.5 152.0 152.

©2008 McQuay International (800) 432-1342 www.mcquay.com IM 934 Applied PTAC / 12-08 Page 44 of 44McQuay Training and DevelopmentNow that yo

IM 934 Applied PTAC / Page 5 of 44Notes:1. Unit pictured with subbase installed. Subbase is optional on 208V 230V units Subbase is required on all 26

IM 934 Applied PTAC / Page 6 of 44Subbase Side Dimension Electric: 43/4" to 133/4" (111mm to 349mm) (See Figure 8, page 8) Hydroni

IM 934 Applied PTAC / Page 7 of 44Figure 5. Panel Wall (Thin) ConstructionFigure 7. Frame and Brick ConstructionFigure 6. Masonry Wall (Thick) Constru

IM 934 Applied PTAC / Page 8 of 44Installation of Subbase Electric SubbaseAn electrical subbase is optional for all 208V and 230V units. A subbase is

IM 934 Applied PTAC / Page 9 of 44Installation of Subbase Hydronic SubbaseA subbase is available as required with all hydronic units. This subbase mea