vi 6600-0343-000 104 © 2001 by Datex-Ohmeda, Inc.. All rights reserved.
Table of Contents
4.4.38 System Failure 60 ............................................................................................................................ 54
4.4.39 System Failure 98 ............................................................................................................................. 54
4.4.40 System Failure 99 ............................................................................................................................. 54
4.5 Troubleshooting Symptoms ......................................................................................................................... 55
4.6 Additional Troubleshooting Tips ................................................................................................................. 58
4.6.1 Raising and Lowering the Canopy or Elevating Base ......................................................... 58
4.6.2 Incubator Heaters and Bed Safety Thermostat .................................................................... 59
4.6.3 Radiant Heater ..................................................................................................................................... 59
4.6.4 Power Supplies ..................................................................................................................................... 59
4.6.5 Switches/Thermostat ........................................................................................................................ 60
4.6.6 Humidier Heater/Safety Thermostat ....................................................................................... 61
4.6.7 Compartment Air Probe and Patient Probes .......................................................................... 61
4.6.8 Heat Sink Sensor Thermistor ......................................................................................................... 62
4.6.9 E-base Motor and Canopy Motor ................................................................................................ 62
4.6.10 Rail Lift Belt Failure ........................................................................................................................... 63
4.6.11 Troubleshooting the 50 Pin Ribbon Cable ............................................................................. 64
4.6.12 Troubleshooting the Toroidal Transformer ........................................................................... 64
4.6.13 Interpreting Serial Numbers ........................................................................................................ 64
4.7 Servo Controlled Oxygen ............................................................................................................................... 65
4.7.1 Servo Controlled Oxygen Service Screen ................................................................................. 65
4.7.2 Servo Controlled Oxygen Alarm Messages ............................................................................. 66
4.7.3 Servo Controlled Oxygen Troubleshooting Tips .................................................................... 69
4.7.3.1 Check Supply Valves and Endcap Safety Valve ....................................................... 69
4.7.3.2 Check Calibration Valve/Calibration Fan .................................................................... 69
4.7.3.3 Check Cooling Fan ................................................................................................................. 70
4.7.3.4 Sensor Housing Temperature Sensor Temperature to Resistance Curve ... 70
Chapter 5: Repair Procedures .......................................................................................71
5.1 Canopy Removal for Replacement .......................................................................................................... 71
5.2 Servicing the Canopy Seals ........................................................................................................................ 76
5.2.1 Servicing Original Canopy Seals ................................................................................................... 77
5.2.2 Servicing Enhanced Canopy Seals .............................................................................................. 89
5.3 Porthole Door Replacement ........................................................................................................................ 90
5.4 Right Rail Assembly Repair Procedures .................................................................................................. 90
5.4.1 Removing the Right Upright (Motor Side) ................................................................................. 90
5.4.2 Removing the Left Upright .............................................................................................................. 94
5.4.3 Right Rail Internal Repairs ............................................................................................................... 96
5.4.3.1 Removing the Inner Rail Assembly ................................................................................ 96
5.4.3.2 Replacing Rollers and Tension Springs ........................................................................ 97
5.4.3.3 Separating the Lift Rail from the Belt Channel ......................................................... 98
5.4.3.4 Replacing the Rail Drive Belt ............................................................................................. 98
5.4.3.5 Replacing the Rail Buoyancy Springs ........................................................................... 99
5.4.3.6 Replacing the Slip Clutch or Motor Roll Pin ..............................................................100
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