Title
1. INTRODUCTION .................................................................................................................... 1
2. GENERAL OPERATION ........................................................................................................ 5
3. ELECTRONIC PARTS .......................................................................................................... 11
3.1. Display Boards ........................................................................................................ 11
3.4. Computer Assembly ................................................................................................ 12
3.4.1. Fault Codes ............................................................................................... 14
3.6. Pulser Assembly ...................................................................................................... 15
3.6.1. Photocoupler ............................................................................................. 15
3.6.2. Pulser Disc ................................................................................................ 18
3.7. Suction Pump Motor ................................................................................................ 18
3.8. Blend Motor ............................................................................................................. 18
4. MECHANICAL PARTS ........................................................................................................ 21
5. HYDRAULIC PARTS ........................................................................................................... 25
5.1. Strainer and Filter .................................................................................................... 25
5.1.1. Strainer...................................................................................................... 25
5.1.2. Filter.......................................................................................................... 25
5.2. Flow Control Valve .................................................................................................. 26
5.3. Meter ........................................................................................................................ 38
5.3.1 Meter Adjustment ..................................................................................... 38
5.4. Blend Valve .............................................................................................................. 43
November 1992
TABLE OF CONTENTS
Page
Part No. 917543 Rev. A
iii