Name: Johnson Controls YORK YK Style G OPTIVIEW
Brand: Johnson Controls
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JOHNSON CONTROLS

FORM 160.75-O1 (211)

TABLE OF CONTENTS

SECTION 1 - DESCRIPTION OF SYSTEM AND FUNDAMENTALS OF OPERATION .......................................... 7

System Operation Description .........................................................................................................................7

Capacity Control ............................................................................................................................................... 8

SECTION 2 - SYSTEM OPERATING PROCEDURES ........................................................................................... 11

Oil Heaters ..................................................................................................................................................... 11

Oil Heater Operation ...................................................................................................................................... 11

Checking The Oil Level In The Oil Reservoir ................................................................................................. 11

Start-Up Procedure ........................................................................................................................................ 11

Start-Up .......................................................................................................................................................... 11

Chiller Operation ............................................................................................................................................13

Condenser Water Temperature Control ..........................................................................................................13

Operating Log Sheet ......................................................................................................................................13

Operating Inspections ....................................................................................................................................13

Need For Maintenance Or Service ................................................................................................................. 15

Stopping The System .....................................................................................................................................15

Prolonged Shutdown ......................................................................................................................................15

SECTION 3 - SYSTEM COMPONENTS DESCRIPTION .......................................................................................17

General ...........................................................................................................................................................17

Compressor .................................................................................................................................................... 17

Capacity Control ............................................................................................................................................. 17

Compressor Lubrication System ...................................................................................................................17

Oil Pump .........................................................................................................................................................17

Oil Heater .......................................................................................................................................................21

Motor Driveline ...............................................................................................................................................21

Heat Exchangers ............................................................................................................................................ 21

Refrigerant Flow Control ................................................................................................................................22

Optional Service Isolation Valves ...................................................................................................................22

Optional Hot Gas Bypass ...............................................................................................................................22

OptiView Control Center ................................................................................................................................. 22

Solid State Starter (Optional) .........................................................................................................................22

Variable Speed Drive (Optional) ..................................................................................................................... 22

SECTION 4 - OPERATIONAL MAINTENANCE ..................................................................................................... 23

Oil Return System ..........................................................................................................................................23

Changing The Dehydrator ..............................................................................................................................23

The Oil Charge ...............................................................................................................................................24

Oil Charging Procedure .................................................................................................................................. 24

SECTION 5 - TROUBLESHOOTING ......................................................................................................................25

SECTION 6 - MAINTENANCE ................................................................................................................................27

Renewal Parts ................................................................................................................................................27

Checking System For Leaks ..........................................................................................................................27

Conducting R-22 Pressure Test......................................................................................................................27

Vacuum Testing ..............................................................................................................................................28

Vacuum Dehydration ......................................................................................................................................29

Operation ........................................................................................................................................................29

Refrigerant Charging ......................................................................................................................................29

Checking The Refrigerant Charge During Unit Shutdown ..............................................................................30

Handling Refrigerant For Dismantling And Repairs ........................................................................................30