Table of Contents
Page viii Isolette® Infant Incubator (Model C2000) Service Manuall
- 99
Air Set Temperature Cannot Be Maintained . . . . . . . . . . . . . . . . . . . . . .2 - 101
Low Air Temperature Alarm or High Air Temperature Alarm Does Not Sound When
Air Temperature Drops or Rises Out of Specification . . . . . . . . . . . . . . .2 - 102
Low Skin Temperature Alarm or High Skin Temperature Alarm Does Not Sound
When Skin Temperature Drops or Rises Out of Specification . . . . . . . . 2 - 103
When Skin Probes are Disconnected, Connect Skin 1 Probe Alarm Does Not
Sound . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 104
Incubator’s Air Temperature Exceeds Air Set Temperature by 1.5 C or Greater, or
Infant’s Skin Temperature Exceeds Skin Set Temperature by 1.0 C or Greater2 -
105
Humidity System Is Not Working Properly . . . . . . . . . . . . . . . . . . . . . . .2 - 106
Power Failure Alarm Sounds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 108
Skin 1 Probe Does Not Work Properly . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 109
Oxygen System Is Not Working Properly (Units Equipped With an Oxygen System
Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 112
Poor Air Circulation Exists Within the Incubator . . . . . . . . . . . . . . . . . . .2 - 113
Sensor Module Assembly Fails. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 114
Remove Skin 2 Probe Alarm Sounds . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 115
Scale Is Not Working Properly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 116
Oxygen System’s Cal Fail System Prompt Message Appears . . . . . . . .2 - 119
Chapter 3:
Theory of Operation
Controller Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 - 3
Variable Height Adjustable Pedestal/Stand Assembly . . . . . . . . . . . . . . . .3 - 7
Hood/Shell Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 - 8
Theory of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 - 17
Electrical System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 - 17
Sensor Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 - 17
Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 - 21
Impeller Movement Detector (IMD) P.C. Board . . . . . . . . . . . . . . .3 - 22
Fan Motor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 - 23
Heater Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 - 24
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