PREVOST Le Mirage XL II Ultimate, Service Manual

Page: 38 / 53

XL2 SLIDE-OUT SERVICE MANUAL
17. TROUBLESHOOTING
17.1 SLIDE-OUT CONTROL SWITCH
The green LED on the slide-out control switch identifies error code when it flashes while holding the
button depressed. The output LED identified "MOTION LED" gives the same information as the control
switch LED.
SIGNAL PROBLEM CAUSE CORRECTIVE ACTION
Regular flashing:
one short flash
every second
(1 Hz)
.9 sec ON
.1 sec OFF
Safety operation
condition not met
before or during
slide-out
displacement
•
The ignition switch is not in the "ON"
position;
•
The level low selector is not in the
"OFF" position (for the front slide-out);
•
The parking brake is not applied;
•
The vehicle is moving.
Make sure all the conditions are met and
try again.
Check that all the breakers are set and the
ignition fuse is good.
Check the condition of the input LED (IN3,
IN6, IN7, IN9) on the logic controller
(figure 52).
Check wiring and Prevost electrical
components.
Regular flashing:
five flashes every
second (5 Hz) Stroke limits set-
up error A. Logic controller changed without
stroke limits set-up or wrong stroke
limits set-up;
B. Linear position transducer
malfunction;
A. Set-up the stroke limits (section 13.3.5).
B. Check the linear position transducer
potentiometer condition.
Regular flashing:
ten flashes every
second (10 Hz)
and
no
abnormal LED
flashing on the
motor controller
(refer to section
17.2 and 17.3).
Linear position
transducer error
Transducer wire rope not moving:
•
Wire rope detached or damaged;
•
Mechanical component failure.
Transducer wire rope moving faster than
4.7 in/sec:
•
Wire rope cut while slide-out was
moving;
•
Mechanical component failure.
Check the transducer condition and the
wire rope condition.
Check the mechanical component
condition.
Communication
error Linear position transducer malfunctions
or wire cable damaged.
Check the linear position transducer wiring
and electrical connections.
Check the linear position transducer
potentiometer condition.
Regular flashing:
ten flashes every
second (10 Hz)
and
one long
flash every
three seconds
of the motor
controller error
LED (ERR)
(refer
to section 17.3).
Electric motor
error A. Motor power supply cable damaged;
B. Motor defective;
C. Safety controller defective or bad
electrical connections.
A. Check the power supply cable.
B. Check the motor condition.
C. Check the safety controller and the
electrical connections conditions.
Change the safety controller if
necessary (refer to section 13.3.7).
Reset the power on the controllers and try
again.
R3 38 May 3, 2002