Chapter 5
5-22
V60 Ventilator Service Manual
1049766 Rev A
Diagnostic Mode and Troubleshooting
1111
(CBIT)
Oxygen device failed.
Ventilation continues with air only.
1. Inspect the oxygen inlet filter for
contamination or debris.
2. Perform high pressure leak test
(Chapter 8).
3. Verify oxygen flows (Chapter 8).
4. Replace oxygen valve.
5. Replace DA PCBA.
1112
(CBIT)
Oxygen pressure sensor range error.
Ventilation continues with air only.
1. Verify correct oxygen pressure
sensor function.
2. Replace DA PCBA.
1113
(POST)
Barometer calibration data error.
Default barometric pressure of 686.0 mmHg
(approximately 900 m/2953 ft above sea level) used in
calculations.
1. Replace DA PCBA.
1114
Barometer sensor range error.
Default barometric pressure of 686.0 mmHg
(approximately 900 m/2953 ft above sea level) used in
calculations.
1. Verify correct barometric
pressure sensor function.
2. Replace DA PCBA.
1115
Auxiliary alarm supply failed.
Audible and visual alarm indicators activate and the
ventilator continues to ventilate with air only in a reduced
capacity.
1. Replace MC PCBA.
2. Replace PM PCBA.
1116
(CBIT)
1.8 V supply failed.
1. Replace CPU PCBA.
1117
(CBIT)
3.3 V supply failed.
1. Replace PM PCBA.
1118
(POST)
5 V supply failed.
2. Replace PM PCBA.
1119
(CBIT)
12 V supply failed.
1. Replace PM PCBA.
111A
(POST)
24 V supply failed.
1. Replace power supply.
111B
(POST)
35 V supply failed.
1. Replace PM PCBA.
2. Replace MC PCBA.
Table 5-1: Diagnostic Codes and Troubleshooting
Diagnostic
code
Description
Recommended repair