Labconco Protector Filtered Glove Box - Manual (Page 50)

Chapter 6: Maintaining Your Glove Box
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Speed Control Replacement
1. Disconnect the power and remove the front control panel where the speed
control is located.
2. Remove the two fasteners holding the speed control. Refer to Appendix
A for replacement parts.
3. Disconnect all wires leading to the speed control as shown in Figure 6-4.
Connect wires on new speed control in the same position as the old speed
control.
4. Reassemble to the system in the same position and with the same
fasteners that were removed earlier.
Airflow/Pressure Monitor Circuit Board
Replacement
1. Disconnect the power. Refer to Figure 6-4.
2. Remove the control panel supported by four screws.
3. Remove the circuit board from the control panel and replace with the new
circuit board.
4. Replace all the tubing as shown in Figure 6-4.
5. Reinstall the control panel with the new circuit board.
6. Calibrate the glove box airflow and pressure per the Calibration
procedure in Chapter 5.