41Service Manual – SC6000 04 - Control System
Main Control Board J1 Connector (Black)
Pin Wire Color Circuit Description Value/Condition
14 W165 GRN-BRN H2 Back-up alarm control 32.87V off
0.014V on
15
16 W171 GRN-RED M8 Detergent pump control +
or -
12.4V off
11.5V A
0.38V B
17 W172 ORN-GRY M8 Detergent pump control +
or -
12.4V off
0.37V A
11.5V B
18 W173 BLU-YEL M9 Detergent pump control +
or -
12.4V off
11.5V A
0.38V B
19 W174 RED-WHT M9 Detergent pump control +
or -
12.4V off
0.38V A
11.5V B
20 W167 GRY K1 KSI relay power supply 37.04V Relay energized
0.06V Relay off
21 W168 GRY K1 KSI relay power supply 37.04V Relay energized
0.06V Relay off
22 W166 VIO-BRN H1 Horn control 37.04V off
0.073V on
23
Main Control Board J2 Connector (Gray)
Pin Wire Color Circuit Description Value/Condition
1 W232 YEL CAN 0 High 2.51V
2 W233 GRN CAN 0 Low 2.51V
3
4 W185 BRN B- supply for A10 smart key
reader
0.001V Powered on
5 W220 WHT A10 Smart key reader input 3.4V Powered off or on with or without key
present
6 W148 BLK B- power supply 0.006V Powered on
7
8 W191 WHT-ORN S6 Recovery tank oat switch
input
4.83V Float down
0.001 Float up
9 W186 BLU-BRN S8 Side sweep proximity switch
input
4.81V Broom Down
0.001V Broom Up
10 W187 BLU S7 Solution level sensor Lvl 1
input
4.83V Float down
0.001 Float up
11 W195 GRN CAN 1 Low 2.446V
12 W192 YEL CAN 1 High 2.578V
13 W188 WHT S7 Solution level sensor Lvl 2
input
4.83V Float down
0.001 Float up
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