SECTION 4 - OPERATION - (RS)
3124288
– JLG Lift –
4-5
4.6 LOAD SENSING SYSTEM CALIBRATION
(RS ONLY)
To access the Calibration Load Menu, use the LEFT and
RIGHT Arrow keys to select CALIBRATION from the Top
Level Menu. Press the ENTER key to select the menu.
Press the LEFT and RIGHT arrow keys to select LOAD
from the CALIBRATION menu. Press the ENTER key to
view the submenu. Should the Analyzer read CAL
LOAD:FAIL at any time during the calibration procedure,
reference the table below for the failure listed by the Ana-
lyzer.
NOTE:
The Calibration Menu is not available in Access
Level 2.
PRIOR TO LOAD SENSING SYSTEM CALIBRATION ENSURE THAT
THE MACHINE HAS BEEN PLACED ON LEVEL GROUND, THE
HYDRAULIC FLUID IS WITHIN THE ACCEPTABLE RANGE, THE
TEMPERATURE IS GREATER THAN 32 DEGREES F, AND THE
BATTERIES ARE FULLY CHARGED.
Upon entry to the Calibration, LOAD Menu, the analyzer
will display:
CAL LOAD:
YES:ENTER, NO:ESC
Pressing the ESC key at any time will return the user to the
top level menu and not disturb the prior calibration infor-
mation.
Pressing the Enter key will ensure that appropriate Cali-
bration Weight, 110% rated load, has been placed in the
Table 4-4. Angle Sensor Calibration Failure Troubleshooting (RS Only)
ANGLE SENSOR CALIBRATION FAILURE
(Displayed on Analyzer 2nd Line)
DESCRIPTION
CHECK
MAX NOT IN RANGE
The Angle Sensors upper limit is not accept-
able. It must fall /- 35 counts of 210
counts.
• Check the Angle Sensor to ensure it is
installed properly.
• Ensure that the Angle Sensors lever arm is
installed properly.
MAXANGLE TOO HIGH
The MAXANGLE value was greater than 245
counts. The MAXANGLE value must be a num-
ber less than or equal to 245.
• Check the Angle Sensor to ensure it is
installed properly.
• Ensure that the Angle Sensors lever arm is
installed properly.
LOW NOT IN RANGE
The Angle Sensors lower limit is not acceptable.
It must fall /- 35 counts of 40 counts.
• Check the Angle Sensor to ensure it is
installed properly.
• Ensure that the Angle Sensors lever arm is
installed properly.
MINANGLE TOO LOW
The MINANGLE value was less than 5 counts.
The MINANGLE value must be a number more
than or equal to 5.
• Check the Angle Sensor to ensure it is
installed properly.
• Ensure that the Angle Sensors lever arm is
installed properly.
INVALID RANGE
The sensors range from the platform stowed
position to the platform's maximum elevation
position was not acceptable.
• "Check the Angle Sensor to ensure it is
installed properly.
• "Ensure that the Angle Sensors lever arm is
installed properly.
CAL FAIL!
The technician has pressed ESC on the Ana-
lyzer during the calibration routine
CAL LOAD:
YES: ENTER NO: ESC
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