Gentherm CSZ Blanketrol II 222S, Operation And Technical Manual

Page: 27 / 113

OPERATION BLANKETROL II, Model 222S
OPERATION AND TECHNICAL MANUAL
Page 27 of 110
WARNING

Do not by-pass ground lug (230V System). Electrical hazards may result.
K. Insert the plug into a properly grounded hospital grade receptacle.
2-2.2. Completing A System Test Routine
After arranging the equipment described in Section (2-2.1.), complete this System Test
Routine which describes what switches to press and the changes to observe.
NOTE: If power is removed from the unit without actuating the power switch (I/O switch) a
power fail alarm is activated and the Power fail symbol LED located on the membrane
control panel flashes. To stop alarm, restore power to the unit and push the
SILENCE
ALARM button.
A.
Make sure that the power switch is in the “I” position (unit is turned on).
1. The switch lights up.
2. The microprocessor board goes through self-test.
3. The SETPOINT/ STATUS display in the center of the membrane control panel
flashes CHECK SETPT.
If any of the above are not observed, consult the Troubleshooting Guide in Section (5-18.).
If they are observed, continue with the test routine.
B. Press and hold the TEST INDICATOR button.
1. The alarm produces a beep
2. The LED's in the corner of the buttons and the low water and power interruption
LED’s flash on and then off.
3. All the displays flash.
The operator should note that all the displays and indicators do light up. If they do not light
up, consult the Troubleshooting Guide in Section (5-18.). If they do light up, continue with
the test routine. The SETPOINT/ STATUS display continues to flash CHECK SETPT.
C. Press the TEMP SET button.
1. The microprocessor board beeps.
2. The LED in the corner of the button lights up.
3. The SETPOINT/ STATUS display shows:
SET TEMPERATURE
SETPT 37.0°C
D. ENGLISH MEMBRANE ONLY : Press the C/F button.
1. The SETPT temperature displayed in the SETPOINT/ STATUS display changes
from 37°C to 98.6°F.
E. Press the MONITOR ONLY button.
1. The LED in the corner of the MONITOR ONLY button lights up
2. An alarm sounds.
3. The SETPOINT/ STATUS displays CHECK PROBE because no probe is attached.
F. Press the TEMP SET button.
1.
The microprocessor board beeps once and the alarm stops sounding.
2.
The LED in the corner of the button lights up.