Haulotte Group 3522A, Operator'S Maintenance Manual

Page: 50 / 142

HAULOTTE GROUP 4 EQUIPMENT MAINTENANCE
50
CLEVIS PIN
PIN
PLATFORM
GROUND
PLATFORM
MOUNTING
BRACKET
OVERLOAD PROTECTION CALIBRATION PROCEDURE
Load Sense Zeroing
1) Remove the
CLEVIS PIN
securing the
PLATFORM
to the
PLATFORM MOUNTING BRACKET
, allowing
the
PLATFORM
to pivot about the
PLATFORM PIN
and rest on the ground. This removes the load
from the
LOAD CELL
.
Refer to Figure 4-13.
Figure 4-13. Platform Position
2) Use the ground (lower) control panel to access the control box maintenance menu.
Refer to Figure 4-14.
Figure 4-14. Ground (Lower) Control Panel for Overload Protection
3) Verify that the
KEY SWITCH
(1)
is turned to the
GROUND
(1A)
icon, and that both
EMERGENCY STOP
(2)
buttons (ground and platform) are “pulled out”.
4) Enter the maintenance mode by pressing (pushing) both
ROTATE
(1)
buttons and the
OUTRIGGER
EXTEND
(2)
button on the ground (lower) control panel simultaneously and holding for 5 seconds.
4A
9A
7
9B
8
4B
6
5 5
3 1 2
1A