Disassembling the YardForce Classic 500

Unscrew top cover

• 1 Get the robot
• 2 Unscrew 7 main screws
• 3 Unscrew 3 more
• 4 Save the screws

Pry the cover

This is a bit tricky in some parts, so I recommend you checking YouTube video here: YouTube Video. The relevant time is: 2:25 - 5:08.

• 1 Set cutting height to minimum (20mm)
• 2 Unscrew small screws next to the latch
• 3 Maybe it's optional, you see that I've managed to unlatch it with screw in place
• 4 Save the screws
• 5 Press the black part to unlock side latch
• 6 Push the bottom latch with a finger (not visible here) while lifting the cover
• 7 Bottom latch came out
• 8 Opposite bottom latch came out, cover can be carefully lifted

Unplug the cover

2 small wires on the front going to wheel sensors, and 1 wide wire from mainboard to cover UI board. Screwdriver is in the pictures for illustrative purposes, you can simply hold it with your hand.

• 1 Back view, unplug wide cable from mainboard
• 2 Front top view
• 3 Front bottom view, unplug wheel sensor cables
• 4 Wheel sensor cables unplugged and removed from wire organizers
• 5 Cover removed
• 6 Mower with cover removed

Unplug the mainboard

• 1 Remove all cables from mainboard
• 2 Cables removed

Remove front PCB

• 1 Unscrew 3 screws
• 2 Throw the board away, save the screws for mounting GPS

Remove cover UI board

• 1 Unplug stop button sensor wires
• 2 Unplug mainboard cable, emergency sensor cable and rain sensor
• 3 Unscrew the board, save the screws
• 4 Remove rubber protector from the board
• 5 Save the protector, throw everything else away