R14 – Propel/Brake Diagnostics
Propelling System Data
Propel & Brake Pedal Data
Pedal
LED group
Lit LED's
Pedal Position
Input Voltage Level
Notes
0
Released
below 1.3 VDC
1
Slightly Depressed
1.3 to 1.89 VDC
2
Halfway Depressed
1.89 to 2.27 VDC
3
Fully Depressed
2.27 to 4.0 VDC
0
Released
below 1.5 VDC
1
Slightly Depressed
1.5 to 1.89 VDC
2
Halfway Depressed
1.89 to 2.27 VDC
3
Fully Depressed
2.27 to 4.0 VDC
Propel
Machine must be in Propel
Diagnostic Mode when testing;
LED's will display the sensed
position of the pedal; No LED's
indicate pedal is released; 3
LED's indicate pedal is fully
depressed
Brake
Brush
Pressure &
Wand LED's
Propel Speed
& Solution
LED's
(Page 2 of 2)
Mode
Direction
Wire #
Color
Polarity
25
Green
−
24
Yellow
"
+
"
25
Green
"
+
"
24
Yellow
−
25
Green
−
24
Yellow
"
+
"
25
Green
−
24
Yellow
"
+
"
Notes
Forward
Reverse
Voltage during FORWARD travel will vary
from 0 to 24 VDC
Voltage during REVERSE travel will vary
from 0 to approximately 17 VDC
Extraction
,
High Speed,
Heavy Down
Pressure
Forward
Voltage during FORWARD travel will vary
from 0 to 6 VDC, with a maximum of 20
Amps
Releasing the Propel
Pedal will initiate
Dynamic Braking; As
machine slows to a
halt, the Brake
solenoid is De-
energized, applying the
Parking Brake
Transport
ReadySpace
,
High Speed,
Heavy Down
Pressure
Forward
Voltage during FORWARD travel will vary
from 0 to 12 VDC, with a maximum of 11
Amps
NOTE: Output to propel motor is PWM (Pulse Width Modulated)
52
R14 1032129 REV.01 (12-06)