Withdrawal
Remove starter.
Apply 12 V to terminal 50 of the starter.
Bridge terminals 50 and 30 of the starter with a jumper, the starter gear should move forward. If this does not happen, unscrew the mounting of the traction relay on the starter and replace the traction relay.
Installation
Fasten solenoid relay to starter, groove -F- must be filled with suitable sealing compound.
Screw the wires to the traction relay.
Check starter operation.
Install starter.