Dräger Narkomed 2C Technical & Service Manual page 29

NM2C
START
IS VENTILATOR Y
WORKING
PROPERLY?
N
VERIFY CORRECT SETTINGS:
VENTILATOR SWITCH ON,
INSP. FLOW, FREQUENCY,
I:E RATIO, TIDAL VOLUME,
PRESS. LIMIT CONTROL
CHECK CYLINDER AND
PIPELINE SUPPLIES FOR
ADEQUATE O2 PRESSURE
VERIFY CORRECT BREATHING
HOSE AND SCAVENGER
HOSE CONNECTIONS TO
BELLOWS ASSEMBLY
Y
IS VENTILATOR
WORKING
PROPERLY?
N
IS 8V
POWER PRESENT
AT J2 ON VENTILATOR
CONTROLLER?
N
CHECK WIRE HARNESS FROM
ALARM CHANNEL J3, CABLE
FROM POWER SUPPLY J2
TO ALARM CHANNEL J4,
CHECK POWER SUPPLY,
REPLACE DEFECTIVE ASSEMBLY
RETURN TO THIS MANUAL'S TABLE OF CONTENTS
CHECK CABLES AND TUBING
CONNECTIONS AT VENTILATOR
CONTROLLER, REPLACE
CONTROLLER ASSEMBLY AS
OUTLINED IN SECTION 4
IS VENTILATOR
WORKING
PROPERLY?
REINSTALL ORIGINAL
VENTILATOR CONTROLLER
---------------------------------------
REPLACE VALVE AND
GUIDE ASSEMBLY AS
OUTLINED IN SECTION 4
IS VENTILATOR
WORKING
PROPERLY?
Y
REINSTALL ORIGINAL
VALVE AND
GUIDE ASSEMBLY
IS VENTILATOR
WORKING
PROPERLY?
N
3-13
RETURN TO CD-ROM TABLE OF CONTENTS
TROUBLESHOOTING GUIDE (continued)
GUIDE 10: Ventilator Inoperative
Y
N
Y
PERFORM A
COMPLETE PMS
ON UNIT
N
DOES UNIT
PASS PMS?
Y
CONTACT NAD
SERVICE DEPT.
Y
UNIT IS
FUNCTIONAL
N