Assembling the YardForce Classic 500

Connect bottom wires

• 1 Plug in wheel hall sensor wires
• 2 Find external USB socket cable
• 3 Connect RPi USB adapter
• 4 Well done!

Install GPS antenna

The second picture is not perfect, the screw is out of the frame, yellow arrow pointing at it. Also, the GPS plane itself is historic from 0.9.3, yours will be green and shiny.

• 1 Organize the cables, free the mounting holes, unscrew central screw
• 2 Install the GPS antenna assembly, screw the central screw
• 3 Organize excess cable, connect it to GPS board

Install external Wi-Fi adapter (optional)

• External WiFi USB adapter

Assemble mainboard

This step assumes that you did all previous configuration steps from the documentation.

• 1 Plug all the components in
• 2 Side view showing RPi spacers

Connect and screw mainboard

• 1 Put the board in place, make sure bottom holders are in
• 2 Connect the cables
• 3 Close-up of motor sensor cable
• 4 Fasten the board with 2 screws in top

Modify rain sensor cable (kit version specific)

• 1 Take pin header
• 2 Pry 2 pins from harness
• 3 Insert them to smaller connector
• 4 Plug it to rain sensor connector either side

Assemble cover

On the photos you see an old patched version of rain sensor cable (see above). Yours might just fit in normally.

• 1 Carefully align button and leds with holes, screw the board
• 2 Connect stop button hall sensor wires
• 3 Connect UI wire and rain sensor wire

Connect cover to bottom

• 1 Plug UI, rain and stop sensor button wires
• 2 Side view 1
• 3 Side view 2

Close the cover

Alight cutting height knob with mower motor, close the cover, push where needed to snap the latches. Or even leave it lying on while you testing the setup, maybe you’ll need to open it again.