Carrier 45 Series Installation, Start-up And Service Instructions Manual
Also see for 52M Performance Series: Wiring diagramsInstallation instructionsLimited warrantyInstallation and operating instructionsProduct data
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Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.Catalog No. 04-53450004-01 Printed in U.S.A. Form 45-6SI Pg 1 12-22 Replaces: 45-5SIInstallation, Start-Up andService InstructionsCONTENTSPageSAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . 1PRE-INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . 2General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2• CONTROL OFFERINGS• STORAGE AND HANDLING• INITIAL INSPECTIONUnit Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2• INSTALLATION PRECAUTION• SERVICE ACCESS• CODES• UNIT SUSPENSIONWarranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3• CONTROL OPTIONSVAV CCN Controls and OPEN VAV Controls . . . . . . 4VVT CCN Controls and OPEN VVT Controls . . . . . . 4Analog Electronic Controls . . . . . . . . . . . . . . . . . . . . 4Pneumatic Controls . . . . . . . . . . . . . . . . . . . . . . . . . . 4Direct Digital Controls (By Others) . . . . . . . . . . . . . . 4No Control Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4Step 1 — Install Fan-Powered Box . . . . . . . . . . . . . . 4• SELECT LOCATION• POSITION UNIT• INSTALL UNITStep 2 — Make Duct Connections . . . . . . . . . . . . . . . 5Step 3 — Connect Power Wiring . . . . . . . . . . . . . . . . 5Step 4 — Set Up System and Calibrate . . . . . . . . . . . 7• GENERAL• SET POINTS• SYSTEM CALIBRATION OF THE INLET AIRFLOWSENSORSTART-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8Initial Start-Up Procedures . . . . . . . . . . . . . . . . . . . . . 8Balancing Carrier Fan Terminals . . . . . . . . . . . . . . . . 9• 45J,K,Q SERIES FLOW UNITS• BALANCING 45M,N,R PARALLEL FLOW UNITSSpeed Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16Setting Fan Air Flow with ECM Motors . . . . . . . . . . 17• VCU (CONTROL OPTION 6)• ACU-O, 0-10VDC (0-20MA) INPUT (CONTROL OPTION 7)• ACU-P, 2-10VDC (4-20MA) INPUT (CONTROLOPTION 8)General — Single Function Pneumatic ControllerControl Sequences (1300-1305, 1400-1401) . . . . 33Units with Single-Function Controllers . . . . . . . . . .33Units with Multi-Function Controllers (Sequences1306-1317 and 1402-1405) . . . . . . . . . . . . . . . . . . .34Operation Sequences . . . . . . . . . . . . . . . . . . . . . . . .34Analog Controls Installation and BalancingProcedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35Thermostat Installation . . . . . . . . . . . . . . . . . . . . . . .35Programming Thermostat . . . . . . . . . . . . . . . . . . . . .36Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37Fan Motor and Wheel . . . . . . . . . . . . . . . . . . . . . . . . .37• TO CHECK WIRING• TROUBLESHOOTINGFan Motor Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . .37Fan Motor Maintenance . . . . . . . . . . . . . . . . . . . . . . .37SAFETY CONSIDERATIONSSee Fig. 1 for the Proposition 65 warning label.Fig. 1 — Proposition 65 Warning LabelIMPORTANT: Air-handling equipment will provide safeand reliable service when operated within design specifica-tions. The equipment should be operated and serviced onlyby authorized personnel who have a thorough knowledge ofsystem operation, safety devices, and emergency proce-dures. Good judgment should be used in applying any man-ufacturer’s instructions to avoid injury to personnel ordamage to equipment and property.WARNINGDisconnect all power to the unit before performing mainte-nance or service. Unit may automatically start if power is notdisconnected. Electrical shock and personal injury could result.WARNINGIf it is necessary to remove and dispose of mercury contactorsin electric heat section, follow all local, state, and federallaws regarding disposal of equipment containing hazardousmaterials.! WARNING: Cancer - www.P65Warnings.ca.gov45J,K,M,N,Q,RFan PoweredVariable Air Volume Terminals |
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