Troubleshooting - Frigitronics CE-2000 Modo De Empleo

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