Carrier 39L Handleiding

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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. 04-53390038-01Printed in U.S.A.Form 39L-10SIPg 1 4-25Replaces: 39L-9SI

Installation, Start-Up and

Service Instructions

CONTENTS

Page

SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . .2

Servicing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

Evacuation, Removal, and Repair. . . . . . . . . . . . . . .4

Charging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

A2L REFRIGERANT INFORMATION . . . . . . . . . . . . .4

Detection of Flammable Refrigerants . . . . . . . . . . . .4

Ignition Source Mitigation . . . . . . . . . . . . . . . . . . . . .5

Minimum Conditioned Space Area . . . . . . . . . . . . . .5

Duct System and Ventilation . . . . . . . . . . . . . . . . . . .7

INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

Unit Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

PRE-INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . .14

Rigging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

Suspended Units . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

Service Clearance . . . . . . . . . . . . . . . . . . . . . . . . . . .14

Condensate Drain . . . . . . . . . . . . . . . . . . . . . . . . . . .14

External Vibration Isolators . . . . . . . . . . . . . . . . . . .14

INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18

Base Rail Split . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18

Mixing Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19

•DAMPER ACTUATORS

•DUCTWORK ATTACHMENT

Install Condensate Drain . . . . . . . . . . . . . . . . . . . . .21

Variable Frequency Drive (VFD) . . . . . . . . . . . . . . .21

Install Fan Motor . . . . . . . . . . . . . . . . . . . . . . . . . . . .21

•JUNCTION BOX CONDENSATE PREVENTION

•POWER KNOCKOUTS

Motor Nameplate Data . . . . . . . . . . . . . . . . . . . . . . .22

Fan Motor Starter . . . . . . . . . . . . . . . . . . . . . . . . . . .23

•WIRING

•START-UP AND TEST

Disconnect . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23

•DISCONNECT WIRING

•START-UP AND TEST

VFD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24

•FIELD-WIRING

•START-UP AND TEST

•ACH580 VFD OPERATION

•START UP CHANGING PARAMETERS

INDIVIDUALLY

•VFD MODES

•ACH580 STANDARD DISPLAY MODE

•PARAMETERS MODE

•CHANGED PARAMETERS MODE

•DRIVE PARAMETER BACKUP MODE

•UPLOAD ALL PARAMETERS

•DOWNLOAD ALL PARAMETERS FROM BACKUP

•CLOCK SET MODE

•I/O SETTINGS MODE

VFD Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

•FAULTS (RED LED LIT)

•ALARMS (GREEN LED FLASHING)

•CORRECTING FAULTS

•CORRECTING ALARMS

•CONTROL PANEL CLEANING

•BATTERY REPLACEMENT

ACH580 Maintenance Schedule . . . . . . . . . . . . . . . .32

•MAIN FAN REPLACEMENT IP21 AND IP55

(UL TYPE 1 AND UL TYPE 12)

•AUXILIARY COOLING FAN REPLACEMENT

IP21 AND IP55 (UL TYPE 1 AND UL TYPE 12)

Install Sheaves on Motor and Fan Shafts . . . . . . . .36

•ALIGNMENT

Install V-Belts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37

•TENSION MEASUREMENT PROCEDURE

Water and Steam Coil Piping Recommendations .40

•GENERAL

•WATER COILS

•STEAM COILS

Coil Freeze-Up Protection . . . . . . . . . . . . . . . . . . . . .45

•WATER COILS

•STEAM COILS

•INNER DISTRIBUTING TUBE STEAM COILS

•IDT STEAM COIL PIPING

Refrigerant Piping, Direct-Expansion (DX) Coils . .47

•SUCTION PIPING

•EXPANSION VALVE PIPING

•HOT GAS BYPASS

•UNLOADING CONSIDERATIONS

•SPECIAL PIPING WITH 4 SPLITS PER COIL

Electric Heaters . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52

•CONNECT POWER AND CONTROL WIRES

Discharge Modification . . . . . . . . . . . . . . . . . . . . . . .56

START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57

Check List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57

•FILTERS

•FANS

•COILS

SERVICE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58

General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58

Fan Motor Replacement . . . . . . . . . . . . . . . . . . . . . .58

Coil Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58

•DETERGENT

•STEAM

39LA,LB,LC,LD,LF,LG,LH03-25

Indoor Air-Handling Units

Product specificaties