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Problem
Evaporation rate is reduced
Ice formed on Cold Trap lid
Frequent oil change needed
in pump
Unit starts and shuts off
No vacuum/poor vacuum
14 | Troubleshooting
Cause
•
Heater inoperable
•
Pump is not functioning
properly
•
Cold Trap or Concentrator
gasket is not sealing properly
•
Cold trap lid is not seated
•
Defrost and wipe dry. the
sealing surface
•
Secondary Trap Canister not
properly
•
Secondary Trap Insert is spent
•
New Secondary Trap has
moisture in it
•
Secondary Trap Insert is spent
•
Latch optical sensor improperly
calibrated
•
Vacuum too strong for chemical
•
Vacuum pump failure
•
Obstruction in hose
•
Lack of adequate vacuum
•
Pump not on
•
Control valve open
•
Leaks in lines or connectors or
gasket
•
Foreign material on lid gasket
•
Cold Trap is not emptied after
each run and dried
Corrective Action
•
Contact Thermofisher.
•
Check pump by locating vacuum gauge
closer to pump and close off rest of the
system. Checkup pump oil for cloudiness
or particles or change. If pump is faulty,
seek authorized service or replace pump.
•
Check gasket for cleanliness. Adjust gasket
as needed.
•
Hold lid down until vacuum is initiated.
•
Tighten all connections to and fitted from
Secondary Trap Canister.
•
Replace with New Insert.
•
Run Vacuum Pump for 24 hours to remove
moisture.
•
Change insert often.
•
Unplug Power Cord. Wait 10 seconds. Plug
in power cord.
•
Use a Secondary Trap Insert and
Diaphragm Pump.
•
Check pump.
•
Remove obstruction or replace hose.
•
See the following No vacuum/poor vacuum
section.
•
Turn on pump.
•
Check Control Valve.
•
Locate and Repair.
•
Clean Gasket and Lid.
•
Empty the traps (glass or stainless steel)
after each run and replace.
SpeedVac™ SRF110 Refrigerated Vacuum Concentrator
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