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FIELD REPAIR/SERVICE
BLANKETROL II, Model 222S
OPERATION AND TECHNICAL MANUAL
Page 88 of 110
TROUBLESHOOTING GUIDE
OBSERVATION
POSSIBLE
PROBLEM
ACTION TO BE TAKEN
E. Unit is on, any switch
on the membrane
control panel is
pressed but does not
stay set, or when the
operating mode is
changed a switch
remains set, or when
the TEMP SET switch
is pressed another
switch snaps on.
Membrane switch has
failed.
Replace membrane control
panel. See Section (5-14.).
F. When the TEST
INDICATORS button
is pressed, a part of
the display does not
light
LCD or LED has failed.
Replace microprocessor board.
See section (5-14.).
G. Unit is on. When the
TEST INDICATOR is
pressed, the displays
across the panel
show an atypical
pattern.
Microprocessor board
malfunctions.
Replace microprocessor board.
See Section (5-14.).
H. The probe from the
patient is inserted but
when operating in
AUTO CONTROL
MODE
, the PATIENT
display does not light
up and alarm doesn't
sound.
The set point is out of the
range of 30°C to 40°C
(86°F to 104°F) and the
SETPOINT/ STATUS
display is flashing check
set point.
The probe is defective.
SETPOINT/ STATUS
display flashes CHECK
PROBE or BAD PROBE
and sounds the alarm.
Go back to temp set and set
desired patient temp between
range of 30°C to 40°C (86°F to
104°F).
Replace with a new 400 Series
Probe.
Содержание CSZ Blanketrol II 222S
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