York H*DB012-76 Installationshandbuch

CONTENTSGENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2NOMENCLATURE . . . . . . . . . . . . . . . . . . . . . . .

® 550.38-N1Y10Unitary Products Group FIGURE 8 : TYPICAL SINGLE PHASE FIELD WIRING FIGURE 9 : TYPICAL THREE PHASE FIELD WIRINGCYRGWWGRYCONTACTORTERM IN

550.38-N1YUnitary Products Group11® FIGURE 10 : TYPICAL FIELD WIRING - AIR HANDLER (H*DB076 & H*DA076 ONLY) FIGURE 11 : TYPICAL FIELD WIRING - F

® 550.38-N1Y12Unitary Products GroupTable 1: SUPERHEAT VALUEINDOOR WB °F1OUTDOOR DB°F55606570758085909510010511011550975212106541412107561715141065820

550.38-N1YUnitary Products Group13® SYSTEM CONTROLLER - HDB076 ONLYControls operation as follows:1.RANDOM START - Upon initial application of power an

® 550.38-N1Y14Unitary Products GroupNOTES:

550.38-N1YUnitary Products Group15® NOTES:

550.38-N1Y® Heating and Air ConditioningUnitary Products Group5005 York Drive, Norman, Oklahoma 73069Subject to change without notice. Printed in U.S.

® 550.38-N1Y2Unitary Products GroupGENERALThis instruction covers the installation of the following Stellarair conditioning units.NOMENCLATURE

550.38-N1YUnitary Products Group3® LOCATIONBefore starting the installation, select and check the suitabilityof the location for both the indoor and o

® 550.38-N1Y4Unitary Products Group FIGURE 2 : POSITIONING GROMMETSVERIFY INDOOR REFRIGERANT ORIFICERefer to the Tabular Data Sheet for the outdoor u

550.38-N1YUnitary Products Group5® 2.After holding charge is completely discharged, loosenand remove the liquid line fitting from the orifice distribu

® 550.38-N1Y6Unitary Products Group4.The vapor line must be insulated with a minimum of 1/2"foam rubber insulation (Arm-A-Flex or equivalent). Li

550.38-N1YUnitary Products Group7® 3.Carefully remove the brazed plugs from the evaporatorliquid and vapor connections after relieving the pressurein

® 550.38-N1Y8Unitary Products Groupate the system down to at least 500 microns to eliminatecontamination and moisture in the system.See “SYSTEM START-

550.38-N1YUnitary Products Group9® The “TOTAL SYSTEM CHARGE” must be permanentlystamped on the unit data plate.Total system charge is determined as f