Page 4-1
SL20
Se
ct
ion
4
T
ROUBLESHOOTING
4.1 I
NTRODUCTION
The following section on troubleshooting provides guidelines on the types of problems users may
encounter in the field, helps determine the cause of problems, and suggests proper corrective
action.
Careful inspection and accurate analysis of the symptoms listed in the Troubleshooting Guide
will localize the trouble more quickly than any other method. This manual cannot cover all possi-
ble problems that may occur. If a specific problem is not covered in this manual, call our toll free
number for service assistance.
Referring to Section 2.0 and 5.0 will aid in understanding the operation and function of the vari-
ous components and systems of the SL20 and help in diagnosing and repair of the machine.
G
ENERAL
P
ROCEDURE
Thoroughly study hydraulic and electronic schematics in Section 5. Check for loose connections
and short circuits. Check/repair/replace each component in the Truth Table which is listed under
each machine function which does not operate properly.
Use the charts on the following pages to help determine the cause of a fault in your UpRight
SL20.
NOTE:
Spike protection diodes at
components have been left out of
the charts to eliminate
confusion.
W A R N I N G
!
When troubleshooting, ensure that the work platform is resting on a firm, level surface.
Unplug the machine or disconnect the battery when replacing or testing the continuity of
any electrical component.
U
P
R
IGHT
USA
Tel: 1-559-891-5200
FAX: 1-559-896-8931
U
P
R
IGH T
I
RELAND
Tel: 353-1-202-4100
FAX: 353-1-202-4105
Содержание SL20 Series
Страница 1: ......
Страница 10: ...Page viii Table of Contents List of Tables SL20 Work Platform NOTES ...
Страница 12: ...Page 1 2 Introduction 1 2 General Description SL20 NOTES ...
Страница 33: ...Page 3 11 Maintenance 3 11 Setting Hydraulic Pressures SL20 NOTES ...
Страница 61: ...Page 5 7 Schematics Hydraulic Schematic SL20 Figure 5 2 Plugs 4 ...
Страница 62: ...Page 5 8 Schematics SL20 NOTES ...
Страница 65: ...Page 6 3 Illustrated Parts Breakdown Final Assembly SL20 Drawing 2 of 3 ...
Страница 66: ...Page 6 4 Illustrated Parts Breakdown Final Assembly SL20 Drawing 3 of 3 ...
Страница 69: ...Page 6 7 Illustrated Parts Breakdown Chassis Assembly SL20 Drawing 1 of 2 ...
Страница 70: ...Page 6 8 Illustrated Parts Breakdown Chassis Assembly SL20 Drawing 2 of 2 ...
Страница 73: ...Page 6 11 Illustrated Parts Breakdown Linkage Assembly SL20 ...
Страница 75: ...Page 6 13 Illustrated Parts Breakdown Control Module Assembly SL20 ...
Страница 79: ...Page 6 17 Illustrated Parts Breakdown Control Valve Assembly SL20 ...
Страница 85: ...Page 6 23 Illustrated Parts Breakdown Platform Control Assembly SL20 Drawing 2 of 2 29 7 33 32 35 36 34 31 30 ...
Страница 91: ...Page 6 29 Illustrated Parts Breakdown Label Kit Installation SL20 ...
Страница 93: ...Page 6 31 Illustrated Parts Breakdown Label Kit German SL20 ...
Страница 95: ...Page 6 33 Illustrated Parts Breakdown Label Kit French SL20 ...
Страница 97: ...Page 6 35 Illustrated Parts Breakdown Label Kit Spanish SL20 ...
Страница 102: ...Page 6 40 Illustrated Parts Breakdown SL20 NOTES ...
Страница 103: ......