Minuteman ER26 Service Manual page 21

5. Table of Error Codes (SC280000 Models)
0003
0100
0204
0705
0706
0A01
0B02
0B0B
1704
1705
1706 1706
1800
1802
1B20
1B21
2102
2103
2D01
3100 Shorted Circuit
3101
3102
3103
3104
3105
3200
3201
3210
3211
For All of these Diagnostic Codes:
1- Turn Off Key switch and disconnect batteries.
2- Wait 1 minute.
3- Reconnect Batteries and turn on key switch.
4- If Diagnostic Code is not cleared, then replace TRIO+ / TRIO+HD control.
IMPORTANT!
TRIO+ / TRIO+HD can be damaged internally by shorting Batt+ to any of it's Inputs or Outputs.
Check Wiring Harness for shorts before installing a replacement Control.
If replacement control fails, then replace Wiring Harness before installing any more Controls.
Check For Shorts on the Brush and Drive Motor Circuits. Also Water inside of motors.
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