Pinguely-Haulotte HA20PX, Руководство по ремонту

Страница: 132 / 282

BREAKDOWN DETECTION FLOW CHART
Sheet DP027
NO PLATFORM ROTATION MOVEMENT
(RIGHT AND / OR LEFT)
Folio 4/5
Maintain the control
activated and check for
12V voltage at terminals
311 (right) and 310 (left) of
the printed circuit
NO
YES
12V
OK
Replace the platform
rotation switch SA4
See Fiche
C043
END
Repair wiring
END
Open the platform control
panel and check wiring of the
jib switch SA4
NO
YES
Wiring
OK
Check the electric continuity of
the switch contacts when closed
NO
YES
Continuity
OK
Repair the connection or replace the
electric wiring harness between the
platform rotation switch SA4 and the
printed circuit of the turntable control panel
END
Replace the U1 module
NO
YES
The fault
persists
Replace the
printed circuit
See Fiche
C063
See Fiche
C058
END
END
C