7
Troubleshooting CE-2000
TM
Cryosurgical System
Problem Cause
Remedy
A
Probe does not freeze
1
On/Off
valve
OFF.
1
Turn
valve
ON.
properly
2
Cylinder valves closed.
2
Open
valves.
3
Cylinder pressure below 600 psi.
(42 kg/cm
2
)
3
Replace
cylinders.
4
Cylinders are cold.
4
Allow to warm to room temperature (70 °F)
[21 °C].
5
Foot switch not depressed.
5
Depress foot switch completely.
6
Regulated pressure too low.
6
Adjust regulated pressure to proper setting.
7
Probe plug not properly engaged.
7
Ensure that probe plug is fully engaged and
locked in position.
8
Probe tip temperature not recording on
digital temperature display.
8
Refer to section D.
9
Leaks in serviceable areas.
9
Tighten fittings and replace washer in
cylinder yoke or replace probe jack “O” ring
(P/N 20440).
10
Moisture in probe or probe not cooled
after autoclaving.
10
Allow defrost gas to flow through the probe
to purge.
11
Contaminated Nitrous Oxide Gas.
11
Replace
cylinders.
12
Console or probe malfunction.
12
Connect a second probe to console and
test.
B
Probe does not defrost
1
Crimped probe or exhaust line.
1
Check lines for restrictions.
properly
2
Dirty filter in probe line plug.
2
Remove surface contaminates with a nylon
brush and retest probe.
3
Probe does not defrost during
operation.
3
Immediately flood tip area with sterile saline
solution to defrost and shut console off.
C
Premature
defrost
1
Foot switch not fully depressed for
freeze mode.
1
Depress foot switch completely.
2
Moisture in probe or probe not cooled
after autoclaving.
2
Allow defrost gas to flow through the probe
to purge.
3
Contaminated Nitrous Oxide Gas.
3
Replace
cylinders.
D
Digital
Temperature
Display
-
no temperature
1
No
display.
1
Turn gas ON, insert probe and activate foot
pedal. Replace 9-volt battery.
or
backlight
2
No
backlight.
2
Turn toggle to ON position, turn gas on and
insert probe. Activate foot pedal. Replace
9-volt battery.
3
Probe in use does not contain a
thermocouple.
3
Check that probe is thermocouple type.
E
On/Off valve or pressure
regulator knob does not
operate properly
1
Knob is loose on the shaft.
1
Tighten knob with allen wrench.
F
Difficult to insert probe
into probe socket/or leaks
1
No
lubricant.
1
Apply a small amount of lubricant, e.g.,
syringe lubricant, to the probe shank that is
inserted into the console. Do not place
lubricant on gold plug. Twist probe shank
while inserting to lubricate “O” ring
(P/N 20440).
2
“O” ring damaged.
2
Replace with new “O” ring (P/N 20440).
G
Exhaust hose slips off
console or probe
1
Exhaust line restricted.
1
Check exhaust lines for restriction and
correct.
2
External exhaust source restricted or
not adjusted correctly.
2
Check venting or suction system for
restrictions and correct adjustment.
NOTE: If above corrective action does not rectify the problem please contact the CooperSurgical Service Department for
assistance at 203-601-9818 or 800-444-8456.
Содержание frigitronics CE-2000
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