Covidien Newport e360, Service Manual

Page: 57 / 154

3-1
3 Troubleshooting
3.1
Overview
This chapter provides information on troubleshooting the Newport™ e360 ventilator.
3.2
Troubleshooting Guide
Table 3-1. may provide guidance in determining the cause and possible corrective action for
ventilator problems. Covidien does not guarantee that the suggested corrective action will solve
the problem.
Contact the Technical Service Department for additional assistance.
Table 3-1. Troubleshooting Guide
Problem Potential cause Suggested action
Failed circuit check
Leak from patient circuit. Inspect patient circuit.
Leak from exhalation section. Disassemble exhalation valve to inspect
exhalation valve diaphragm and seal. Inspect
exhalation valve adapter.
Leak from inhalation section. Tighten inhalation flow outlet. Tighten
oxygen sensor. Inspect emergency relief
diaphragm.
Leak from tubing connection inside the
ventilator. Inspect pneumatic tubing inside the
ventilator. Inspect TSI air/oxygen flow sensors
assembly. Clean or replace emergency intake
diaphragm. Inspect rubber seal between
inhalation outlet block and mixer block.
Flow sensor error/bad
Defective exhalation flow sensor. Replace exhalation flow sensor.
Defective exhalation flow sensor cables,
outside and inside. Replace exhalation flow sensor cables, outside
and inside.
Defective cable from exhalation sensor
board to main board. Replace cable from exhalation sensor board to
main board.
Defective exhalation sensor board. Replace the exhalation sensor board.