03/07/03
Contents-1
CONTENTS
Section 1: INTRODUCTION
About this Book......................................................................................... 1-1
Using the Troubleshooting Section........................................................... 1-1
Section 2: CHASSIS WIRING
Junction Boxes.......................................................................................... 2-1
AC Junction Box .................................................................................. 2-1
DC Junction Box .................................................................................. 2-1
115VAC/60 Cycle Pump Wiring................................................................ 2-3
115VAC/60 Cycle Dispenser Wiring ......................................................... 2-4
230VAC/50 Cycle Pump Wiring................................................................ 2-5
230VAC/50 Cycle Dispenser Wiring ......................................................... 2-6
115VAC/60 Cycle Front Load Option Pump Wiring.................................. 2-7
115VAC/60 Cycle Front Load Option Dispenser Wiring........................... 2-8
230VAC/50 Cycle Front Load Option Pump Wiring.................................. 2-9
230VAC/50 Cycle Front Load Option Dispenser Wiring........................... 2-10
Section 3: ELECTRONIC HEAD ASSEMBLY
Overall Layout........................................................................................... 3-1
CPU PCB .................................................................................................. 3-2
Connectors........................................................................................... 3-3
Jumpers ............................................................................................... 3-5
LED Indicators ..................................................................................... 3-6
Test Points........................................................................................... 3-6
SW Switches........................................................................................ 3-6
Address Switches ................................................................................ 3-8
Pulser Output Rate Switches............................................................... 3-8
LCD Display PCB (C01373)...................................................................... 3-9
Connector ............................................................................................ 3-9
Jumpers ............................................................................................... 3-10
Sale Backlight PCB (C06372)................................................................... 3-11
Connector ............................................................................................ 3-11
RS-485 Interface PCB (C06389) ............................................................. 3-12
Connectors........................................................................................... 3-12
LED Indicators ..................................................................................... 3-13
Pump Interface PCB (06425).................................................................... 3-14
Connectors........................................................................................... 3-15
LED Indicators ..................................................................................... 3-15
Power Supply PBC ................................................................................... 3-16
Connectors........................................................................................... 3-17
LED Indicators ..................................................................................... 3-17
Test Points........................................................................................... 3-17
Pump Relays............................................................................................. 3-18
Connectors........................................................................................... 3-19
Ballast Assembly....................................................................................... 3-20
Connectors........................................................................................... 3-20
Fluorescent Lamp Assembly (C06398), Fluorescent Lamp (033412)...... 3-21
Connector ............................................................................................ 3-21