Nilfisk-Advance Condor XL - Main and Right Side Scrub Brush(Es) Deck Pressure

FORM NO. 56043124 - Condor XL
™
- 59
L6
B-
B+ from
K1 Power Relay
B- OUTPUT
PWM*
TOUCH PAD
DASHBOARD PANEL
CB4
20A
ORN
L7
B+ B-
RED/VIO
DRIVER BOX
PIN J2-26
SCRUB PRESSURE
PROPORTIONAL DN
WHT/VIO
SCRUB CYLINDER
LOCK
PIN J2-4
PIN J2-24
YEL/BLU
ORN/RED
B- OUTPUT
B- OUTPUT
PWM*
L5
SCRUB PRESSURE
PROPORTIONAL UP
S1
KEY SWITCH
B1
Variable 12VDC PWM
12VDC
Variable 12VDC PWM
ELECTRICAL SYSTEM
TROUBLESHOOTING GUIDE
MAIN and RIGHT SIDE SCRUB BRUSH(ES) DECK PRESSURE
Conditions;
• Key ON.
• Engine running.
• Scrub System ON.
• Foot pedal activated (out of neutral).
Component Current Amps Coil Ohms
L5 2.1 Amps 2.2 ohms
L6 1.5 Amps 8 ohms
L7 2.1 Amps 2.2 ohms
Pressure Setting L5 Coil Amp draw readings (± 10%)
1 1.38 - 1.75 amps
(varies with scrub setting selected)
2
3
Pressure Setting L7 Coil Amp draw readings (± 10%)
1 1.45 to 1.75 amps
(all three scrub pressure settings)
2
3
*PWM = Pulse Width Modulated