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INSTALLATION
INSTRUCTION

CAUTION:

READ ALL SAFETY GUIDES BEFORE YOU
START TO INSTALL THIS UNIT.

SAVE THIS MANUAL

036-33073-001 Rev. A (0701)

WATER COOLED AIR

CONDITIONING UNITS

MODELS: CH012 - CH060 AND

CU012 - CU060

 

 

HORIZONTAL UNIT SHOWN

MODEL NUMBER

HORIZONTAL

VERTICAL

CAPACITY

TONS

CH012A06A1

CU012A06A1

I

CH018A06A1

CU018A06A1

1 1/2

CH024A06A1

CU024A06A1

2

CH030A06A1

CU030A06A1

2 1/2

CH030A25A1

CU030A25A1

2 1/2

CH036A06A1

CU036A06A1

3

CH036A25A1

CU036A25A1

3

CH048A06A1

CU048A06A1

4

CH048A25A1

CU048A25A1

4

CH060A06A1

CU060A06A1

5

CONTENTS

INTRODUCTION .............................................................. 3

INSPECTION OF EQUIPMENT ....................................... 3

SELECTION OF INSTALLATION LOCATION ................. 3

CLEARANCES REQUIRED ............................................. 3

CHECKING THAT THE UNIT IS LEVEL .......................... 3

UNIT MOUNTINGS .......................................................... 3

UNIT WEIGHTS ................................................................ 3

DUCT CONNECTIONS .................................................... 3

ELECTRICAL POWER SUPPLY AND CONNECTIONS .. 4

ROOM THERMOSTAT AND CONTROL WIRING ........... 4

BLOWER PERFORMANCE ............................................. 4

CONDENSER WATER SUPPLY AND CONNECTIONS . 4

WATER REGULATING VALVE – INSTALLATION ......... 5

WATER REGULATING VALVE – ADJUSTMENT ............ 5

CONDENSATE DRAIN PIPING ....................................... 5

R-22 REFRIGERANT CHARGE ....................................... 5

OPERATION ..................................................................... 6

MAINTENANCE ................................................................ 6

®  

Содержание CH012

Страница 1: ...CH036A06A1 CU036A06A1 3 CH036A25A1 CU036A25A1 3 CH048A06A1 CU048A06A1 4 CH048A25A1 CU048A25A1 4 CH060A06A1 CU060A06A1 5 CONTENTS INTRODUCTION 3 INSPECTION OF EQUIPMENT 3 SELECTION OF INSTALLATION LOC...

Страница 2: ...ARNING CAUTION CONTENTS INTRODUCTION 3 INSPECTION OF EQUIPMENT 3 SELECTION OF INSTALLATION LOCATION 3 CLEARANCES REQUIRED 3 CHECKING THAT THE UNIT IS LEVEL 3 UNIT MOUNTINGS 3 DUCT CONNECTIONS 3 ELECTR...

Страница 3: ...possible When deciding where to locate the unit the following require ments must be considered 1 Power wiring to the correct power source for the unit 2 Condenser water supply and return piping 3 Con...

Страница 4: ...change the motor speed to try to get the nominal air volume of 400 CFM per ton of cooling capacity within plus or minus 10 percent The second method is to measure the difference between the supply and...

Страница 5: ...gulating valve needs to be adjusted to maintain a leaving water temperature between 90 F and 100 F If using a refrigerant discharge pressure gauge adjust the water valve to maintain a condensing press...

Страница 6: ...ety lock out it will be necessary to interrupt the power to the control circuit This can be done at the thermostat or at the disconnect MAINTENANCE The air circulating fan motor has bearings that are...

Страница 7: ...036 33073 001 Rev A 0701 Unitary Products Group 7 FIGURE 1 W C UNITS 208 230V 3PH 60HZ...

Страница 8: ...036 33073 001 Rev A 0701 8 Unitary Products Group FIGURE 2 W C SINGLE PHASE UNITS 208 230V 1PH 60HZ...

Страница 9: ...036 33073 001 Rev A 0701 Unitary Products Group 9 FIGURE 3 W C AIR CONDITIONERS ELECTRICAL DATA...

Страница 10: ...036 33073 001 Rev A 0701 10 Unitary Products Group FIGURE 4 HORIZONTAL WATER COOLED UNITS DIMENSIONAL DATA...

Страница 11: ...036 33073 001 Rev A 0701 Unitary Products Group 11 FIGURE 5 VERTICAL WATER COOLED UNITS DIMENSIONAL DATA...

Страница 12: ...ect to change without notice Printed in U S A 036 33073 001 Rev A 0701 Copyright by Unitary Products Group 2000 All rights reserved Supersedes Nothing Unitary 5005 Norman Product York OK Group Drive 7...

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