Gentek 3940400, 3940200, 3950320, 3950202, 3940421, 3940320, 3940402, 3950222, 3940300 Troubleshooting

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Chapter 8: Troubleshooting

	PROBLEM		CAUSE	CORRECTIVE ACTION
	Blower won’t		Unit not plugged	Plug the enclosure into appropriate
	operate.		into outlet.	electrical service.
			Circuit breaker(s)	Reset circuit breaker.
			or Ground Fault
			Interrupter.
			Blower wiring is	Inspect blower wiring.
			disconnected.
			Blower switch is	Replace switch.
			defective.
			Motorized impeller	Replace motorized impeller or blower.
			or blower is	See Chapter 6.
			defective.
	Low face velocity		Enclosure sash not	Close sash to the lowest position.
	or poor		closed.
	containment of
	contaminants.
			HEPA filter	Replace HEPA filter or increase speed.
			clogged.
			Carbon filter loaded	Replace carbon filter.
			with chemicals.
	Blower and lights		Unit not plugged	Plug enclosure into appropriate
	won’t operate.		into outlet.	electrical service.
			Circuit breaker(s)	Reset or replace circuit breaker.
	Lights do not work.		tripped.
	Lights do not work.		Lamp not installed	Inspect lamp installation.
			properly.
			Lamp wiring	Inspect lamp wiring.
			disconnected.
			Defective lamp.	Replace lamp.
			Light switch is	Replace light switch.
			defective.
			Defective electronic	Replace ballast.
			ballast.
	Airflow monitor		No power.	Power cable to circuit board is
	malfunction.		No lights.	disconnected and needs to be
			No display.	connected. Sensor cable needs to be
				connected. Power supply is not plugged
				into proper voltage; plug in power
				supply. Verify that all airflow monitor
				interface cables are connected. Check
				fuses on enclosure.
			No audible alarm.	Alarm has been temporarily silenced
				using “SILENCE ALARM” or “enter”
				buttons.

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Contents User’s Manual USA Warranty Prerequisites Able OntentsMaintaining Your Filtered Enclosure Chapter Introduction Introduction About This Manual Typographical Conventions Chapter Prerequisites Support, Vibration and Movement Requirements Temperature Variation RequirementsBackground on Electrostatics or Static Electricity Humidity and Static Electricity RequirementsLocation and Air Current Requirements Exhaust and Blower RequirementsSurface Resistivity Table XPert Station Space Requirements Electrical RequirementsLift by the front air foil Chapter Getting StartedDo not move the enclosure by tilting it onto a hand truck Unpacking the EnclosureWork Surface and Hepa Filtered Enclosure Installation Work Surface SpecificationsFiltered Enclosure Installation XPert Station Getting Started Getting Started Installation of Hepa Filters Accessory Odor Control Carbon Carbon Filters Accessory for Odor Control onlyHepa Filters 115V Models Filter Type Appropriate UseGetting Started Validating the Vented Enclosure Set the Face Velocity with the Speed Control AdjustmentSealing the Filtered Enclosure to the Work Surface High Performance Features Chapter High Performance Features and Safety PrecautionsHigh Performance Features and Safety 1510 Hepa Filtered Enclosure Airflow Diagram High Performance Features and Safety High Performance Features and Safety High Performance Features and Safety High Performance Features and Safety Safety Precautions High Performance Features and Safety High Performance Features and Safety High Performance Features and Safety Planning Routine Daily Work ProceduresFinal Purging Start-upLoading Materials and Equipment Work TechniquesSuitable Applications Hepa Filter Applications Suitability and GuidelinesShutdown Odor Control Carbon Filter Applications sold as an accessory Definition of Terms Appropriate Chemicals for Odor Control Carbon Filters Prohibited Acid Use Chemical Carcinogen Use with Odor Control Carbon FiltersBalance Station, which uses a remote blower Chapter Maintaining Your Filtered Enclosure Routine Maintenance Schedule WeeklyMonthly or more often as required Determination of when to Replace Hepa Filters DecontaminationAnnually Maintaining Your Filtered Enclosure Purpose Hepa Filter Leak TestMineral oil Catalog #1491400 Acceptance Labconco Airflow Monitor / Airflow Switch Operation Calibrate and Operate the Airflow MonitorsGuardian Airflow Monitor LED Monitor Calibration Enclosure Operating In-Flow Alarm Condition Set Point SpeedGuardian Digital 1000 Airflow Monitor Guardian Airflow Monitor LED with Airflow SwitchDigital 1000 Calibration OperationFactory Settings Guardian Digital 1000 Airflow Monitor Maintaining Your Filtered Enclosure Odor Control Carbon Filter Replacement Procedure See Steps for Calculating PPM and Filter Life Calculating Odor Control Carbon Filter LifeAmmonia only Initial CertificationRe-Certification Formaldehyde onlyMotorized Impeller Replacement Fluorescent Light ReplacementMotorized Impeller Replacement Speed Control Replacement Work Surfaces Chapter Accessorizing Modifying Your Filtered EnclosureAdd appropriate Front Panel with cutout to mount Digital Airflow MonitorExhaust Transition Kits for Ducting to Outside Remote Blowers Part DescriptionOdor Control Carbon Filter Accessory Filters Hepa FilterExhaust Dampers Hepa Filter Bag-In/Bag-Out BagUtility Shelf Kit Storage CabinetsAccessorizing and Modifying your Filtered Enclosure Problem Cause Corrective Action Chapter Troubleshooting Servicer Operating LOGTroubleshooting Problem Cause Corrective Action Date Comments Service Operating Record LogAppendix a Filtered Enclosure Components Replacement Parts Qty Part Number Description Qty Part Number Description Long Use for XPert System and XPert Station Use for XPert System, XPert Station, Digital Monitor and Bag Appendix B Dimensions Exhaust Options Figure B-1 XPert Filtered Balance System Figure B-2 XPert Filtered Balance Station Appendix B Dimensions and Exhaust Options Environmental Conditions Appendix C Filtered Enclosure SpecificationsAppendix C Filtered Enclosure Specifications Appendix C Filtered Enclosure Specifications Appendix C Filtered Enclosure Specifications Appendix C Filtered Enclosure Specifications Appendix C Filtered Enclosure Specifications Model Size Ppendix Uick Hart Iltered NclosuresNon-mandatory recommendations from Prudent Practices Appendix E References Nfpa 30 2000 Flammable and Combustible Liquids Code General References Laboratory Safety, Principles and Practices, American Page USA