Service manual

Electrical Service Manual V4.0
TOC
toc - 1
TABLE OF CONTENTS
CONTENTS
CENTRAL COMMAND I 1-1
IDENTIFICATION ........................................................................... 1-1
MACHINE COVERAGE ....................................................................... 1-1
CONTROLLER IDENTIFICATION ................................................. 1-1
1203A .................................................................................................... 1-1
1213 .......................................................................................................1-2
1227 .......................................................................................................1-2
1228 .......................................................................................................1-3
DIAGNOSTICS .............................................................................1-3
GENERAL DIAGNOSIS OF THE CURTIS SYSTEM ..................1-4
POTENTIOMETERS ...................................................................... 1-4
TESTING THE POTENTIOMETER. ..............................................1-4
THROTTLE SIGNAL .....................................................................1-5
WALK BEHINDS .....................................................................1-5
RIDERS ....................................................................................1-5
CURTIS SELF TESTS ..................................................................1-5
BRUSH DECK OPERATION TROUBLE SHOOTING ................... 1-6
MACHINE SERIES & SWITCH LOCATION & NOTES .......................1-6
BRUSH CIRCUIT BREAKERS ............................................................. 1-7
DOWN PRESSURE GAUGE ................................................................1-8
DOWN PRESSURE GAUGE DIAGNOSIS ...................................1-8
VACUUM SYSTEM DIAGNOSIS ................................................... 1-8
GENERAL DIAGNOSIS ........................................................................1-8
SOLID STATE VACUUM TIMER ..........................................................1-9
TIMER CONNECTIONS ................................................................1-9
TIMER OPERATION .....................................................................1-9
NON TIMER SYSTEMS ........................................................................1-9
TIMER BASED VACUUM SYSTEMS .................................................1-10
WALK BEHIND MACHINES .......................................................1-10
DIAGNOSIS ...........................................................................1-10
RIDER MACHINES ..................................................................... 1-11
SPECIAL NOTES BY MACHINE ................................................. 1-13
34/3300 ...............................................................................................1-13
38/40/3700 ..........................................................................................1-13
52/5100 ...............................................................................................1-13
29/35 ...................................................................................................1-13
20/2000 ...............................................................................................1-13
30/3000 ...............................................................................................1-13
290/350 ...............................................................................................1-13
2023 ....................................................................................................1-13
MINIMAG ............................................................................................1-13