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BREAKDOWN DETECTION FLOW CHART
Sheet DP018
NO TURNTABLE ROTATION MOVEMENT
(RIGHT AND / OR LEFT) FROM THE PLATFORM
(OR TURNTABLE) CONTROL PANEL
No turntable rotation movement (right
and/or left) from the platform (or turntable)
control panel
Folio 1/3
- Place the key switch in the turntable (or platform) position
- Activate the lifting switch from the turntable control panel SA15
(or the rotation manipulator SM2 from the platform control panel
- with the pedal activated)
Lifting
movement
OK
NO
YES
Open the platform (or turntable)
control panel and check the wiring of
the rotation manipulator SM31 (or
rotation switch SA15)
A
END
Wiring
OK
NO
Repair wiring
- Place the key switch in the platform position.
- Open the platform control panel.
- Press the pedal and tilt the rotation manipulator as far as
possible.
- Check for 0.5V or 4.5V voltage (depending on the
direction of movement) on terminal 512 of the printed
circuit.
- Place the key switch in the turntable
position.
- Open the turntable control panel.
- Activate the rotation switch (SA15) and
check for 12V on terminals 517 or 516 of
the printed circuit.
Turntable panel
rotation fault
Platform panel
rotation fault
YES
END
Wiring
OK
NO
Replace the rotation
manipulator SM31 (or lifting
switch SA15).
YES
Repair the connection or replace the electric wiring
harness between the rotation manipulator SM31 (or
rotation switch SA15) and the printed circuit in the
turntable control panel.
END
Summary of Contents for HA20PX
Page 2: ......
Page 4: ...1 Repair manual 2...
Page 10: ...Repair Manual vi 15 CORRECTIVE MAINTENANCE PROCEDURES 177...
Page 26: ...Repair Manual 20...
Page 28: ...Repair Manual 22...
Page 36: ...Repair Manual 30...
Page 46: ...135 Repair manual 40...
Page 47: ...Repair manual 135 41 7 SAFETY LOCATION...
Page 48: ...135 Repair manual 42...
Page 51: ...Repair manual 135 45 8 1 3 Positions of fuses 19 22 26 27 23 25 24 21 20...
Page 64: ...135 Repair manual 58...
Page 66: ...135 Repair manual 60...
Page 74: ...Repair manual 68 12 7 2 Commom orange label 6...
Page 82: ...135 Repair manual 76...
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Page 86: ...PREVENTIVE MAINTENANCE SHEET...
Page 88: ...PREVENTIVE MAINTENANCE SHEET...
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Page 248: ...CORRECTIVE MAINTENANCE SHEET Folio 2 2 CHANGING THE HYDRAULIC PUMP Sheet C091 7 6 3 3 1 2 4 5...
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Page 265: ...CORRECTIVE MAINTENANCE SHEET Folio 3 3 CHANGING THE SLEW RING Sheet C106 12 13 11...
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Page 274: ...CORRECTIVE MAINTENANCE SHEET Folio 2 2 CHANGING THE JIB CYLINDER Sheet C115 2 4 3 5 1...
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Page 282: ...CORRECTIVE MAINTENANCE SHEET CHANGING THE COUNTERWEIGHTS Sheet C134...