Energy Tech Laboratories LB300, LB480, LB360, LB600 installation manual Table of Contents

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035-18496-000-C-1102

TABLE OF CONTENTS

GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 NOTES, CAUTIONS AND WARNINGS . . . . . . . . . . . . . . . .4 REPLACEMENT PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . .4 INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

LIMITATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

INDOOR PRODUCT NOMENCLATURE . . . . . . . . . . . . . . .5

BLOWER MOTOR MOUNTING LOCATIONS . . . . . . . . .7

LA300/LB360/LB480 MOTOR MOUNTING . . . . . . . . . . . . 7 LB600 MOTOR MOUNTING . . . . . . . . . . . . . . . . . . . . . . . 7

MOTOR MOUNT ARRANGEMENTS . . . . . . . . . . . . . . .8

LA300/LB360/LB480 MOTOR ARRANGEMENTS . . . . . . 8

ADDITIONAL MOTOR ARRANGMENTS FOR LA300/LB360/LB480 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 LB600 MOTOR ARRANGEMENTS . . . . . . . . . . . . . . . . . . 9

RE-LOCATING THE LB600 MOTOR MOUNTING PLATE 9 ALTERNATE POSITION ONE . . . . . . . . . . . . . . . . . . . . . . 9 ALTERNATE POSITION TWO . . . . . . . . . . . . . . . . . . . . . 9 ALTERNATE POSITION THREE . . . . . . . . . . . . . . . . . . . 9

AIR DISCHARGE CONVERSION . . . . . . . . . . . . . . . . . .9

LA360/LB360/LB480 AIR DISCHARGE . . . . . . . . . . . . . . 9 LB600 AIR DISCHARGE . . . . . . . . . . . . . . . . . . . . . . . . . 11

UNIT INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

LOCATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 RIGGING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 CLEARANCES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 MOUNTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12 DUCT CONNECTIONS . . . . . . . . . . . . . . . . . . . . . . . . .15

INSULATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 SUPPLY AIR DUCTS . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 RETURN AIR DUCT ANGLES . . . . . . . . . . . . . . . . . . . . 16 DRAIN CONNECTIONS . . . . . . . . . . . . . . . . . . . . . . . . . 16

REFRIGERANT MAINS . . . . . . . . . . . . . . . . . . . . . . . . .16

EVAPORATOR SECTION PIPING . . . . . . . . . . . . . . . . . 17

EXPANSION VALVE BULB INSTALLATION . . . . . . . . .17

LA300 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 LB360/LB480/LB600 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 LIQUID LINE SOLENOIDS . . . . . . . . . . . . . . . . . . . . . . . 17 PUMP OUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

BEARING ALIGNMENT: LB600 . . . . . . . . . . . . . . . . . . .18 AIR SYSTEM ADJUSTMENT . . . . . . . . . . . . . . . . . . . .18 TWIN BELT DRIVE ADJUSTMENT . . . . . . . . . . . . . . . .18 ELECTRICAL CONNECTIONS . . . . . . . . . . . . . . . . . . .19

MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

 

LIST OF FIGURES

 

Fig.#

Pg.#

1

LA300 AND LB360/LB480 FACTORY MOTOR

 

 

MOUNTING POSITION

. . 7

2

LB600 FACTORY MOTOR MOUNTING POSITION

. . 7

3

LB600 MOTOR MOUNT PLATE

. . 7

4

LA300/LB360/LB480 MOTOR LOCATION A

. . 8

5

LA300/LB360/LB480 MOTOR ARRANGEMENTS . .

. . 8

6

VERTICAL AIRFLOW ARRANGEMENTS

. 10

7

HORIZONTAL AIRFLOW ARRANGEMENTS

. 10

8

LB600 AIRFLOW ARRANGEMENTS

. 11

9

DETAILS FOR SECURING BOTTOM MOUNTING

 

 

SUPPORTS

. 13

10LA300/LB480/LB360 WEIGHT DISTRIBUTION . . . . 13

11LB600 WEIGHT DISTRIBUTION WITH SUSPENSION

APPLICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

12 DETAILS FOR SECURING SUSPENSION CHANNELS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

13 SUGGESTED METHOD FOR CONNECTING DUCTWORK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

14 RECOMMENDED DRAIN PIPING . . . . . . . . . . . . . . . 16 15 LB600 CENTER BEARING . . . . . . . . . . . . . . . . . . . . . 18 16 DOUBLE GROOVE PULLEY . . . . . . . . . . . . . . . . . . . 18 17 UNIT DIMENSIONS - LA300, LB360, LB480 . . . . . . . 22 18 25 TON LIQUID LINE SOLENOID WIRING . . . . . . . . 22

19 30, 40 & 50 TON LIQUID LINE SOLENOID

WIRING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

20 LA300 PIPING CONNECTIONS . . . . . . . . . . . . . . . . . 23 21 LB360 PIPING CONNECTIONS . . . . . . . . . . . . . . . . . 23 22 LB480 PIPING CONNECTIONS . . . . . . . . . . . . . . . . . 23 23 UNIT DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . 24

24 LB600 PIPING CONNECTIONS - END PANEL DETAIL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

25 HOLE LOCATION FOR PRESSURE DROP READING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

26 25-TON PRESSURE DROP VS. CFM ACROSS INDOOR COIL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

27 30-TON - PRESSURE DROP VS. CFM ACROSS INDOOR COIL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

28 40 TON - PRESSURE DROP VS. CFM ACROSS INDOOR COIL (DOMESTIC) . . . . . . . . . . . . . . . . . . . 27

29 50 TON - PRESSURE DROP VS. CFM ACROSS INDOOR COIL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

30 INDOOR UNIT WIRING DIAGRAM LB360,

480 & 600 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

31 INDOOR WIRING DIAGRAM LA300 . . . . . . . . . . . . . 29

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Unitary Products Group

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Contents Installation Manual Models LB300Table of Contents List of Tables General LimitationsMBH Unit Application DataPhysical Data Description ModelLB600 Motor Mounting Blower Motor Mounting LocationsLA300/LB360/LB480 Motor Mounting LA300/LB360/LB480 Motor Arrangements Motor Mount ArrangementsLocation a Additional Motor Arrangments for LA300/ LB360/LB480AIR Discharge Conversion Vertical Airflow Arrangements Vertical ArrangementsClearances LocationRigging LB600 AIR DischargeAccessory Operating Weight Distribution LBS Unit Mounting DimensionsCorner Weights MountingDetails for Securing Bottom Mounting Supports LB600 Weight Distribution with Suspension Application Insulation Supply AIR DuctsReturn AIR Duct Angles Drain ConnectionsLiquid Line Solenoids Expansion Valve Bulb InstallationEvaporator Section Piping Pump OUT Twin Belt Drive AdjustmentBearing Alignment LB600 Motor Overload Elements Electrical ConnectionsElectrical Data Unit Drive Data Unit Blower Motor DataFAN Performance Data 40 TON FAN Peformance Data 25 TONFAN Peformance Data 30 TON FAN Performance Data 50 TONUnit Dimensions LA300, LB360, LB480 Solenoid WiringLA300 Piping Connections Unit Dimensions Hole Location for Pressure Drop Reading 25-TON Pressure Drop VS. CFM Across Indoor Coil 30-TON Pressure Drop VS. CFM Across Indoor CoilCFM Indoor Unit Wiring Diagram LB360, 480 Indoor Wiring Diagram LA300 035-18496-000-C-1102 035-18496-000-C-1102 Unitary Products Group Unitary 5005 Norman Products York Group Drive 73069