Nilfisk-Advance R 253 9087362020 Service Manual page 49

Service Manual – Scrubtec R 253 - RA40
Shop Measurements - Function Electronic Board (EB1) (continues)
J6 - 2 Ways
Figure 41
Two way vertical jumper
• What is this for? The J6 Jumper is used to configure the function board for the EcoFlex option.
• What does it mean if it is jumped? The function board is set for no EcoFlex
• What does it mean if it is open? The function board is set for EcoFlex
• Is there a measurable voltage on either of the pins when not jumped? Yes 4 98v on pin near the LEDS on
the board
J7 - 6 Ways
Measured machine did not have a wiring connector Measurements were taken at each pin on the board
Figure 42
PIN Color Circuit Description
1
Red +24V power supply
2 - +5V power supply
3 Yellow iButton input
4 Blue External time counter enabled
5 White Power supply -
6 Brown Machine on signal
Measured
24.6V
5.00V
4.98V
24.6V
0.001V
23.68V
Control System
Comments
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