92
Service Manual – SC500
05 - Control System, Magnetic Smart Key
J1 - 8 Ways
Figure 40:
PIN
Color
Circuit Description
Measured
Comments
1
Red
Detergent pump power
24.9v (off)
No change seen on
voltmeter when the
pump pulsed.
2
Gray
Detergent pump power supply -
24.9v (off) Momentary drop to 0 when on.
Voltmeter reading
momentarily jumped.
Too fast to settle into
a range and value.
3
White
Deck actuator power /-
24.8v (Stationary)
0.18v (going up)
12v (going up near top)
24.8v (going down to scrub or Ex press)
12.6v (Reset Up)
Stationary: 0v
Transport to Scrub: 24.8v
Scurb to Ex Press: 24.8v then 12v near end
of travel.
Ex Press to Scrub: -24.8v
Scrub to Transport: -24.8v then -12v near end
of travel
Reset to transport:-12.5v entire range
Reference to J1.3
4
Blue
Deck actuator power supply -/+
24.8v (stationary)
0.03v (Transport to scrub)
Scrub to EX Press – Initial 0.03v then 12v
near bottom
24.8v( Ex press to scrub)
Scrub to Transport – 24.8v
5
Green
Power supply for ADV versions
configurator
0.001
6
Green
ADV versions configurator return
0.001 (Loop not cut)
4.98v (Open loop)
Loop not cut
7
Red
Power supply for deck configurator
0.001
8
Red
Deck configurator return
0.001 (Loop not cut)
4.98v (Open loop)
Loop not cut