183
M4.3-1055-051
04 Rev. 10/09
ELECTRICAL
ACCESS 123...System
Accessing the Calibration Menu
1. Power up the truck without stepping on floor ped-
als.
2. Navigate to Service menu, select Level 2 and enter
the password (calibration menu is not available in
Level 3).
3. After entering the password, press the down arrow
to navigate to Calibration menu.
4. Step on the floor pedals.
You must be off the floor pedals and allow the truck to
time out (L & P contactors de-energized) to gain ac-
cess to the Calibration menu. Once in the Calibration
menu, you can step on the pedals. However, L will not
energize, and you will not have forward or reverse
travel.
5. Press the right arrow to access the first calibration
menu.
C1 Handles; C1 Handles allows the truck to learn the
parameters of the potentiometers (POT1, POT2 and
POT3) in the multi-task handle.
1. Press the right arrow to continue.
C1.1 Traction; This calibration allows the truck to learn
the parameters of the traction potentiometer (POT1) in
the multi-task handle.
1. Press the right arrow. The display will ask:
Sure? N
2. Press the up/down arrow to toggle to "Y" then
press the enter arrow to continue. The following
message will be displayed:
Max Forward, then Enter
3. Move and hold the multi-task handle to max for-
ward position. Press the enter arrow. The following
message will be displayed:
Max Reverse, then Enter
4. Move and hold the multi-task handle to max re-
verse position. Press the enter arrow. The follow-
ing message will be displayed:
Center Handle, then Enter
5. Return the multi-task handle to neutral position.
Press the enter arrow. The display will briefly
show:
Calibration Accepted
The display will ask:
Save? N
6. Press the up/down arrow to toggle to "Y" then
press enter arrow to save calibration.
C1.2 Lift; this calibration allows the truck to learn the
parameters of the lift/lower potentiometer (POT2) in
the multi-task handle.
1. Press the right arrow. The display will ask:
Sure? N
2. Press the up/down arrow to toggle to "Y" then
press enter arrow to continue. The following mes-
sage will be displayed:
Raise Max, press Enter
3. Move and hold the multi-task handle to max raise
position. Press the enter arrow. The following mes-
sage will be displayed:
Lower Max, press Enter
4. Move and hold the multi-task handle to max lower
position. Press the enter arrow. The following mes-
sage will be displayed:
Neutral, press Enter
5. Return the multi-task handle to neutral position.
Press the enter arrow. The display will briefly
show:
Calibration Accepted
The display will ask:
Save? N
6. Press the up/down arrow to toggle to "Y" then
press enter arrow to save calibration.
C1.3 Accy Pot; this calibration allows the truck to learn
the parameters of the accessory potentiometer (POT3)
operated by the thumb ball in the multi-task handle.
1. Press the right arrow. The display will ask:
Sure? N
2. Press the up/down arrow to toggle to "Y" then
press enter arrow to continue. The following mes-
sage will be displayed:
Thumb forward, then Enter
3. Completely roll the thumb ball away from you.
Press the enter arrow. The following message will
be displayed:
Thumb backward, then Enter
4. Completely roll the thumb ball toward you. Press
the enter arrow. The following message will be dis-
played:
Thumb neutral, then Enter
Crown 2007 PF15628-51 Rev. 10/09
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