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Service Manual: SC750, SC800, SC 750 ST, SC800 ST
Form Number 56043150 Page 38
Removal and Installation
Main Machine Controller SC750 ST and SC800 ST Models (Early Build)
Note: Electronic devices like the Main Machine Controller are sensive to Electrostac Discharge (ESD). Before handling
the controller, touch a metal bench or shelf to discharge any electrical charge that may have built up in your body. Do not
walk around with a controller in your hands.
1. Empty recovery tank. Turn o key.
2. Remove upper handle mounng bolts, loosen lower mounng bolts and pivot handle assembly downward.
3. Remove circuit breaker mounng nuts.
4. Remove circuit breaker mount plate screws. Parally remove plate. Remove breakers from plate, then turn plate
and insert into cover opening.
5. Remove electrical panel cover mounng screws.
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