Covidien WarmTouch, Service Manual

Page: 10 / 314

viii
Service Manual
Figure 5-9 Menu Screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-10
Figure 5-10 Filter Information Screen . . . . . . . . . . . . . . . . . . . . . . . . . . .5-11
6 Troubleshooting
Figure 6-1 Warming Unit Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . .6-3
Figure 6-2 Cable Connections Between Major Components . . . . . . . . . .6-8
Figure 6-3 Low-Priority Alarm (Left) and Medium-Priority Alarm (Right) .6-12
7 Performance Verification
Figure 7-1 Key Code Screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-2
Figure 7-2 Main Screen at Power-On . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-4
Figure 7-3 Replace Filter Screen at Power-On . . . . . . . . . . . . . . . . . . . . . .7-4
Figure 7-4 Position of Hose for Temperature Accuracy Test . . . . . . . . . . .7-8
Figure 7-5 Position of Hose for Flow Test . . . . . . . . . . . . . . . . . . . . . . . .7-10
Figure 7-6 Menu Screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-11
Figure 7-7 Key Code Screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-11
Figure 7-8 Select Test Screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-12
Figure 7-9 Thermostat Test Screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-12
8 External Component Replacement
Figure 8-1 Pole Clamps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-2
Figure 8-2 Pole Clamp Foot and Knob . . . . . . . . . . . . . . . . . . . . . . . . . . .8-3
Figure 8-3 USB Port Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-4
Figure 8-4 Power Cord Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-5
Figure 8-5 Power Cord Wrapped and Secured . . . . . . . . . . . . . . . . . . . . .8-7
Figure 8-6 Nozzle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-8
Figure 8-7 Nozzle Clips . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-9
Figure 8-8 Nozzle Strap with Clip . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-10
Figure 8-9 No Free-Hosing Labels on Front Enclosure (L) and Nozzle (R) .8-11
9 Accessing the Inside of the Warming Unit
Figure 9-1 Separated Enclosures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-2
Figure 9-2 Power Cord Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-3
Figure 9-3 Enclosure Screws . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-4
Figure 9-4 Rejoining the Enclosures . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-5
Figure 9-5 Power Cord Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-6
Figure 9-6 Power Cord Wrapped and Secured . . . . . . . . . . . . . . . . . . . . .9-7
10 Internal Component Replacement (Inside Front Enclosure)
Figure 10-1 Keypad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-3
Figure 10-2 Keypad Cable Connection on UI PCBA . . . . . . . . . . . . . . . .10-4