Panel Indicators - Service Test Mode - Nilfisk-Advance Adphibian AX 651 Multi EDS Service Manual

Panel Indicators – Service Test Mode
See Figure 35 for panel display.
– indicates the machine is in the Service Test Mode.
• SVCTEST
• Battery Status Display – displays the battery voltage. This display is accurate to within +/- 0.15 volts. Therefore, the
voltage displayed may not correlate precisely to a high-accuracy, calibrated voltmeter.
– this is the speed control forward/reverse signal. This is an output from the speed control to the main control
• F/R
unit that indicates when the throttle has been moved from the neutral position to either forward or reverse.
displayed if this signal is active.
If does not display:
F/R
1. Disconnect the RED/BLK wire from the speed controller and main controller.
2. Check the continuity of the wire.
– If the wire tests open, repair or replace the wire or plug.
– If the wire tests OK, replace the speed controller.
– this is the speed control reverse signal. This is an output from the speed control to the main control unit that
• REV
indicates when the throttle has been moved to the reverse position.
If does not display:
REV
1. Disconnect the BLU/BLK wire from the speed controller and main controller.
2. Check the continuity of the wire.
– If the wire tests open, repair or replace the wire or plug.\
– If wire tests OK, replace the speed controller.
– this is the speed control status signal. This is an output from the speed control to the main control unit that
• SCS
indicates the status of the speed control. Normally this indicator will be displayed whenever the key is on. If there
is a speed control fault, this indicator will flash the fault code produced by the speed control. Refer to the Speed
Control section for details on these codes.
If does not display:
SCS
1. Disconnect the ORG/BLU wire from the speed controller and main controller.
2. Check the continuity of the wire.
– If the wire tests open, repair or replace the wire or plug.
– If the wire tests OK, replace the speed controller.
Form No. 56043116 - Adphibian™/AX 651 Multi EDS/AquaPLUS™ - 87
will be displayed if this signal is active.
REV
will be
F/R