3M 800a manual Safety Devices of the Machine, Blade Guards, Emergency Stop Button, Circuit Breaker

10-SAFETY DEVICES OF THE MACHINE

10.1 Blade Guards

Both the top and bottom taping units have a blade guard. (See Manual 2: AccuGlide™ 3 Taping Heads - 2 Inch).

WARNING

•To reduce the risk associated with sharp blade hazards:

−Keep hands and fingers away from tape cutoff blades under orange blade guards. The blades are extremely sharp.

10.2Emergency Stop Button

The box drive belts are turned on and off with the electrical switch on the side of the machine frame.

The machine electrical supply can be turned off by pressing the latching emergency stop switch. To restart machine, rotate the emergency stop switch clockwise to release the switch latch. Restart machine by Pushing the On/Off switch to the Off (O) position and then to the On (I) position

(Figure 10-1).

10.3 Electric System / Circuit Breaker

The electric system is protected by a ground wire whose continuity has been tested during the final inspection. The system is also subject to insulation and dielectric strength tests.

Circuit Breaker

The case sealer is equipped with a circuit breaker which trips if the motors are overloaded. Located inside the electrical enclosure on the side of the machine frame just below the machine bed, the circuit breaker has been pre-set and requires no further maintenance.

WARNING

•To reduce the risk associated with mechanical and electrical hazards:

−Allow only properly trained and

qualified personnel to operate and service this equipment.

If circuit is overloaded and circuit breaker trips, unplug machine from electrical power:

WARNING

•To reduce the risk associated with hazardous voltage:

−Position electrical cord away from foot and vehicle traffic.

E-Stop

Switch

1.Determine cause of overload and correct.

2.Plug in machine.

3.Press machine "On" button to resume case sealing.

Important: The use of an extension cord is not recommended. However, if one is needed for temporary use, it must:

•Have a wire size of 1.5mm diameter [AWG 16]

•Have a maximum length of 30.5m [100 ft]

•Be properly grounded.

Figure 10-1
	2011 August
800a-NA
	22