Electronic Safety Control

Monitors the power unit to assure that it is functioning properly. Provides automatic shutdown in case of interruption of the power supply, stalled motor or motor overload.

Digital LED Display

Multifunction digital display, see figure 2c:

1.Speed Display

The speed selected is displayed as bars across the top of the digital display: A single bar is illuminated for speed 1, two bars speed 2, etc.

2.Time Display

Time selected when using the timer control is displayed and counts down when timer is in use.

3.Error Reporting

Displays error message if there is a problem that has caused the electronic safety control to be activated. See TROUBLESHOOTING section for error codes.

Motor drive cover

Used to cover mono drive when not in use, see figure 2d.

Mono drive

Four electronically controlled shaft speeds are all available from a single location; each attachment automatically connects to the appropriate drive speed, figure 2e.

Gentle start

a special feature that brings the motor up to speed over a two-second period; limiting splashing.

Convenient cord storage

Convenient cord storage is located on the back of the power unit, see 2f.

Integrated hand grips

Side recesses provide for easy lifting and carrying of power unit when not in use, see 2g.

Figure 2.

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Bosch Appliances MUM 7400 UC owner manual Electronic Safety Control