SC_450 PreciseCoat Conformal Coating Jet_Rev_04.pdf - 第3页

© 2024 Nordson Co r poration i T a b l e o f C o n t e n t s 1 Introduct ion .................. ....................................................................................................................... 1 1.…

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Select Coat

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Table of Contents

Introduction ......................................................................................................................................... 1

1.1

Overview .................................................................................................................................. 1

1.2

Specifications ........................................................................................................................... 1

1.3

Dimensions ............................................................................................................................... 2

Safety ............................................................................................................................................... 3

2.1

Overview .................................................................................................................................. 3

2.2

Safety First ............................................................................................................................... 3

2.3

Equipment Use ......................................................................................................................... 3

2.3.1

Intended Use ............................................................................................................... 3

2.4

Basic Safety Precautions and Practices .................................................................................. 4

2.4.1

Safety of Personnel ..................................................................................................... 4

2.4.2

Material Safety ............................................................................................................ 4

2.4.3

Preventing Applicator and Workpiece Damage .......................................................... 5

2.5

Decommissioning ..................................................................................................................... 5

2.6

Disposal .................................................................................................................................... 6

2.7

Emergency Shutdown .............................................................................................................. 6

2.8

Safety Warning Labels ............................................................................................................. 6

Installation and Configuration ........................................................................................................... 7

3.1

Overview .................................................................................................................................. 7

3.2

Safety First ............................................................................................................................... 7

3.3

Unpacking the SC-450 PreciseCoat Jet................................................................................... 7

3.4

Installing the SC-450 PreciseCoat Jet ..................................................................................... 8

3.4.1

Single Applicator Bracket ............................................................................................ 8

3.4.2

Triple or Dual Applicator Bracket ................................................................................ 9

3.4.3

Four Position Tilt and Rotate Mechanism ................................................................. 10

3.5

Pneumatic, Electrical, and Fluid Connections ........................................................................ 11

3.6

Installing the Fluid Needle ...................................................................................................... 12

3.7

SC-450 EasyCoat Configuration ............................................................................................ 13

Operation ........................................................................................................................................... 15

4.1

Overview ................................................................................................................................ 15

4.2

Safety First ............................................................................................................................. 15

SC-450 PreciseCoat Conformal Coating Jet Table of Contents

4.3

Theory of Operation ............................................................................................................... 15

4.4

Control Components .............................................................................................................. 15

4.4.1

Dot and Line Parameters .......................................................................................... 15

4.4.2

Fluid Pressure ........................................................................................................... 15

4.4.3

Drive Needle and Fluid Needle ................................................................................. 15

4.4.4

Solenoid Valve .......................................................................................................... 16

4.4.5

Stroke Adjustment ..................................................................................................... 16

4.4.6

Heater Temperature .................................................................................................. 16

4.5

Application Settings ................................................................................................................ 16

4.5.1

Fine Tuned Settings .................................................................................................. 17

4.6

Hardware Selection ................................................................................................................ 17

4.6.1

DL Type Needle Hardware Response ...................................................................... 18

4.6.2

Hubbed Needle Response ........................................................................................ 20

Maintenance and Service ................................................................................................................. 21

5.1

Overview ................................................................................................................................ 21

5.2

Safety First ............................................................................................................................. 21

5.3

Recommended Facility Items ................................................................................................. 21

5.4

Routine Maintenance Procedures .......................................................................................... 22

5.5

Removal and Cleaning the Fluid Needle................................................................................ 22

5.5.1

Cleaning and Replacing the Fluid Needle ................................................................. 22

5.6

Removing the SC-450 ............................................................................................................ 24

5.6.1

Depressurizing the SC-450 ....................................................................................... 24

5.6.2

Disconnecting the Pneumatic, Electrical, and Fluid Connections ............................. 26

5.6.3

Removing the SC-450 from the Mounting Bracket ................................................... 28

5.7

Replacing SC-450 Components ............................................................................................. 30

5.7.1

Removing and Replacing the Heater Assembly, Fluid Body, and Fluid Seal ........... 30

5.7.2

Replacing Heater Insulation and Interconnect PCA .................................................. 33

5.7.3

Replacing the Solenoid Valve ................................................................................... 34

5.7.4

Replacing the Stroke Adjustment Assembly ............................................................. 36

5.7.5

Replacing the Needle Shaft ...................................................................................... 37

Troubleshooting ................................................................................................................................ 40

6.1

Overview ................................................................................................................................ 40

6.2

Safety First ............................................................................................................................. 40

6.3

Troubleshooting Procedures .................................................................................................. 41

6.4

Input/Output Connection ........................................................................................................ 43

Parts Replacement ............................................................................................................................ 45

7.1

Overview ................................................................................................................................ 45

7.2

Safety First ............................................................................................................................. 45