Cole Parmer AIR ADMIRAL 79202-30 Manuel d'instruction - Page 16
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5.20 PRESSURE PROBLEMS
5.21
Leakage and contamination are the general causes of
problems associated with poor pressure. To operate at
maximum efficiency a system must be thoroughly clean. If
the system is completely clean and free from leaks and
unwarranted pressure problems still exist, the Pump
should be checked by a service technician.
5.30 TROUBLE SHOOTING GUIDE
Symptoms
Possible Cause
Reduced/low
1. Regulator improperly
vacuum
2. Air leak
Device does
1. Power cord not plugged in.
not start
2. Defec�ve switch.
3. Vacuum s�ll exists in system.
Gauge reads
1. Faulty gauge
incorrectly
Device runs
1. Gauge tubing not connected
gauge
or is leaking
reads zero
Device stops
1. Device overheated
running during
use
2. Blown fuse or circuit breaker
in household circuit.
3. Low voltage to device
Remedies
1. Set regulator vacuum level following
opera�ng instruc�ons.
2. Check the tubing and connectoes for
possible leaks. A�ach, �ghten or
replace.
1. Plug in the power cord.
2. Contact your service center or
distributor.
3. Disconnect tubing from the intake
hose barb to release vacuun.
Reconnect tubing and turn on the
device.
1. Contact your service center for
repair
1. Check the tubing and connectors for
possiblr leaks. A�ach �ghten or
replace.
1. Unplug device and allow to cool for
10 minutes. Plug in and restart.
2. Replace fuse or reset breaker.
3. Too many motor operated
appliances on same circuit.
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