Labconco Protector Controlled Atmosphere Glove Box - Manual (Page 50)

Chapter 6: Maintaining Your Glove Box
Product Service 1-800-522-7658 46
Annually
• Replace the fluorescent lamps.
• Have the glove box certified by a qualified technician. See
Certification and Recertification in Chapter 6.
Initial Certification
Each Protector Glove Box has been leak tested at the factory with helium gas
at positive 5" w.g. pressure; no leaks greater than 1 x 10
-6 cc/sec are
allowable. The glove box should be certified by your Safety Officer before
use, with one of the two tests listed below under Recertification. See
Appendix G for Labconco Helium Leak Test Method performed on all glove
boxes at the factory.
Recertification
Under normal operating conditions, the glove box should be recertified at the
time of installation and at least annually thereafter. The certifier should
choose and perform one of the following tests. Refer to Validating the Glove
Box in Chapter 3.
• Oxygen Method Leak Test per ISO 10648-2 test methods.
• Pressure Change Leak Test per ISO 10648-2 test methods.
Fluorescent Light Replacement
1. Disconnect the power. Refer to Figure 6-1 for replacement.
2. Locate the upper front panel.
3. Remove the front panel by removing two screws located at the bottom
of the front panel on both sides.
4. Remove the old fluorescent lamps.
5. Reinstall the new fluorescent lamps and front panel by reversing the
steps above.