Labconco Protecto Stainless Steel Perchloric Acid Laboratory Fume Hoods 9682100 User Manual
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Chapter 8: Troubleshooting
PROBLEM
CAUSE
CORRECTIVE ACTION
Vertical sash frame is
distorted.
Place horizontal glass symmetrically
and pull sash down to air foil.
Straighten damaged frame.
Cable is frayed or has
slipped off the
pulleys.
Re-install, cable must be replaced
immediately if damaged.
Electrical duplex
outlets no longer
have power
Wires not connected
or faulty duplex.
Check wire connection or replace
duplex.
Circuit
breakers
tripped in building
electrical supply.
Reset circuit breakers.
Service valves no
longer operate
Faulty building
supply.
Inspect building supply shut off valves
and appropriate pressures below 40
PSI.
Valve no longer
operates.
Replace valve and check for leaks.
Supply line or outlet
line has leaks.
Inspect line for leaks and fix any
leaking plumbing connections.
Spray nozzles no
longer work
Poor water supply.
Inspect building water supply.
Clogged Nozzle.
Replace spray nozzles.