Aichi SP12C SP400C SP14CJ SP460CJ SERVICE MANUAL SSJ00003 – PDF DOWNLOAD
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Aichi SP12C SP400C SP14CJ SP460CJ SERVICE MANUAL SSJ00003 – PDF DOWNLOAD
This manual describes correct adjustment and servicing procedures for Boom
type self- propelled Elevation work platform: SP12C / SP400C and SP14CJ /
SP460CJ in order to ensure safe and reliable operation, the most effective use
of superb performance and excellent features for your satisfaction.
Qualified personnel should read this manual carefully and understand the
descriptions correctly before making any repair or maintenance works.
Always be sure of the following items when conducting repair or maintenance
works.
Use only the spare parts approved by the manufacturer, particularly for load supporting
components (Structural components including chassis, turntable,
boom section and platform) and safety related components (Scheduled
replacement parts listed in the page 7-6).
Use proper tools, lifting equipment and suitable workshop.
It is strictly forbidden to make modifications to the machine without obtaining
AICHI’s written approval.
Constant improvement of its products is
Constant improvement of its products is AICHI’s policy.
Therefore, specifications of the machine are subject to change without prior
notice.
TABLE OF CONTENTS:
Aichi SP12C SP400C SP14CJ SP460CJ SERVICE MANUAL SSJ00003 – PDF DOWNLOAD
Chapter A
Introduction a
Location of Serial number plate b
Safety warnings c
Chapter 1 General information
Specifications 1 2
Overall dimensions 1 4
Work range diagram 1 8
Safety devices 1 9
Chapter 2 Mechanical components
Chassis 2 2
Turntable 2 3
Hydraulic pump installation 2 4
Turntable bearing 2 5
Boom rotation gearbox 2 7
Boom 2 8
1. Structure 2 8
2. Inspection procedures 2 9
3. Extension / Retruction wire rope 2 11
4. Adjustment of Extension / Retruction wire rope 2 12
5. Cable guide 2 14
6. Removal and installation of Cable guide 2 15
Fly jib 2 35
Platform (Adjustment of Overload limit switch) 2 36
Chapter 3 Hydraulic components
Locations of Hydraulic components 3 2
HST pump 3 4
Gear pump 3 5
Emergency pump 3 6
Hydraulic oil tank 3 7
Filters 3 8
Main control valve 3 9
Elevation cylinder 3 12
Single holding valve for Elevation cylinder 3 13
Telescope cylinder 3 15
SSJ00008
Index
i i
Boom rotation motor 3 17
Rotary actuator 3 18
Platform rotation solenoid valve 3 20
Platform rotation / Fly jib solenoid valve 3 21
Fly jib cylinder 3 22
Double holding valve for Fly jib cylinder 3 23
Valve unit for Platform leveling and Steering 3 24
Platform leveling cylinder, Upper 3 26
3 27
Platform leveling cylinder, Lower 3 28
Steering cylinder 3 29
Swivel joint 3 30
Flow divider valve 3 31
Travel motor 3 32
3 33
Parking brake release valve 3 34
Oscillation axle cylinder 3 35
Oscillation axle lock valve 3 36
Chapter 4 Electric components
Locations of Electric components 4 2
Upper control box 4 3
CPU board M6 4 5
LED board 4 8
Joystick controller 4 9
Lower control box 4 10
CPU board M5 B 4 13
Accelerator control unit 4 16
Key switch 4 17
Engine relay box 4 18
Tilt sensor (Longitudinal, Lateral) 4 19
Tilt sensor (Omni directional) 4 20
Limit switches 4 21
Chapter 5 Trouble shooting
5 2
Emergency operations 5 7
Double holding valve for
Platform leveling cylinder, Upper
Valve unit for Oscillation axle, Parking brake and
Travel speed select
Trouble shooting by LED indication on Upper /
Lower control box
iii SSJ00008
Index
Chapter 6 Inspection and Adjustment
Engine speed measurement procedures 6 2
6 3
Chapter 7 Scheduled maintenance
Scheduled inspection table 7 2
Lubrication 7 4
Scheduled replacement parts 7 6
Daily inspection sheet 7 7
Periodical inspection sheet 7 8
Chapter 8 Appendix
Hydraulic circuit diagram 8 2
Electric circuit diagram, Upper 8 3
Electric circuit diagram, Lower 8 5
Electric wiring diagram, Upper 8 7
Electric wiring diagram, Lower 8 8
Electric wiring diagram, Engine 8 10
Water proof connector 8 11
Color code of Wires 8 13
Tightening torque standard 8 14
Chapter 9 Engine
Safety warnings for Engine maintenance 9 2
Component identification 9 4
Periodical maintenance procedures 9 5
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