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Pelco Manual C323SM (9/98)

REVISION HISTORY

Manual #

Date

Comments

C323SM

9/98

Original version.

LIST OF ILLUSTRATIONS

Figure

Page

Sealant Locations .............................................................................. 5

Servicing the PT175-24P and PT180 Series ..................................... 6

Servicing the PT270/PT280 Series .................................................... 6

PT175-24P Exploded Assembly Diagram .......................................... 7

PT180 Series Exploded Assembly Diagram ..................................... 10

PT270 Series Exploded Assembly Diagram ..................................... 14

PT280 Series Exploded Assembly Diagram (Parts) ......................... 17

PT280 Series Exploded Assembly Diagram (Hardware) .................. 18

PT175-24P Wiring Diagram .............................................................. 22

PT180 Series Wiring Diagram .......................................................... 23

PT270 Series Wiring Diagram .......................................................... 24

PT280-24P/PT280-24SL Wiring Diagram ......................................... 25

PT280-24P/PP Wiring Diagram ........................................................ 26

PT280-24SL/PP Wiring Diagram ...................................................... 27

CONTENTS

Section

Page

1.0 GENERAL .................................................................................................. 3

1.1 IMPORTANT SAFEGUARDS AND WARNINGS ............................... 3

2.0 DESCRIPTION .......................................................................................... 4

2.1 MODELS ............................................................................................ 4

3.0 MAINTENANCE ......................................................................................... 5

3.1 RESETTING POTENTIOMETERS .................................................... 5
3.2 SERVICING DRIVE CHAIN ASSEMBLIES ....................................... 6

3.2.1 Tightening Drive Chains .......................................................... 6
3.2.2 Chain Drive Lubrication .......................................................... 6

4.0 EXPLODED ASSEMBLY DIAGRAMS ....................................................... 7

5.0 WIRING DIAGRAMS ................................................................................ 22

6.0 WARRANTY AND RETURN INFORMATION ........................................... 28

LIST OF TABLES

Table

Page

PT175-24P Mechanical Parts List ..................................................... 8

PT175-24P Hardware List .................................................................. 9

PT180 Series Mechanical Parts List ................................................. 11

PT180 Series Hardware List ............................................................. 13

PT270 Series Mechanical Parts List ................................................. 15

PT270 Series Hardware List ............................................................. 16

PT280 Series Mechanical Parts List ................................................. 19

PT280 Series Hardware List ............................................................. 21

PT280 Series Electrical Parts List .................................................... 25