Amsco Evolution HC-600 - Air Utility Failure

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9-10

P129390-106 Operator Manual Troubleshooting

9.2.12 Air Utility

Failure

Air supply to sterilizer is

shut off or has failed.

Alarm Screen Check air utility supply and

restore to proper operation.

Causes and Corrections:

1. Air pressure less than

4.1 bar (60 psig).

• Check air piping

2. Switch failure

• Readjust

•Repair

Table 9-1. Operator Troubleshooting – In-Cycle Alarms (Continued)

Condition Alarm Screen on Sterilizer Control

Service Information

Main Page

Table of Contents7
Safety Precautions13
Symbol Definitions17
Table 2-1. Symbol Definitions17
Installation Verification23
Installation Checklist23
Service Clearance23
Plumbing Services23
Electrical Service24
Sterilizer Final Check24
Cycle Operation24
Technical Specifications25
Overall Exterior Dimensions W X H X L25
Fully Loaded Weight25
Table 3-1. Sterilizer Overall Exterior Dimensions25
Table 3-2. Sterilizer Weights - Fully Loaded25
Utility Requirements26
Environmental Conditions26
Techniques of Sterilization27
General27
Control Measure for Verifying Sterilization Process28
Biological Monitors28
Table 4-1. Cycle Information28
Table 4-2. Chamber Volume by Sterilizer Chamber Size28
Testing for Prevacuum Efficiency29
Bowie-Dick Test29
Vacuum Leak Test30
Component Identification31
Figure 5-1. Component Identification (660 X 660 MM Sterilizer Shown)31
General32
Main Sterilizer and Cycle Controls32
Figure 5-2. Sterilizer Key Switch and Countdown to Shutdown Timer33
Control34
Figure 5-3. Typical Out-Of-Cycle Display34
Figure 5-4. Typical In-Cycle and In-Cycle Status Display34
Alarm Displays35
Operating End Control Panel35
Cycle Selection Touch Pads36
Figure 5-6. Cycle Selection Screen36
Figure 5-7. Test Cycle Screen36
Figure 5-8. Out-Of-Cycle Status Screen36
Change Values Control Screens37
System Shutdown Button38
Figure 5-11. Standby Screen38
Figure 5-12. Shutdown Confirmation38
Abort Touch-Screen Button39
Printer40
Figure 5-14. Printer Features (Printer Door Open)40
Figure 5-15. Access Duplicate Print Function40
Printouts41
Figure 5-16. Typical Printout42
Vertical-Sliding Door Operation (660 X 660 MM Sterilizers)43
Horizontal-Sliding Door Operation (660 X 950 MM Sterilizers)43
Sterilizer Operation45
Before Operating the Sterilizer45
Table 6-1. Prevacuum Sterilizer Cycle Values46
Table 6-2. Test Cycles46
Table 6-3. Sterilizer Chamber Volume46
Preparing Loads for Sterilization Cycles47
Guidelines for Placement of Various Loads47
Loading & Unloading the Sterilizer48
Figure 6-1. Loading Trolley and Carrier49
Figure 6-2. Loading Goods into Sterilizer Chamber50
Loading Trolley and Carrier Instructions: Unloading51
Prevacuum Sterilizer Cycle52
Table 6-4. Prevacuum Sterilizer Cycles and Cycle Values52
Prevac Cycle Operation53
Figure 6-3. Prevacuum Cycle Printouts (134°C [273°F] and 121°C [250°F])56
Table 6-5. Factory-Set Liquid Cycle and Cycle Values58
Liquid Cycle59
Figure 6-5. Typical Printout of a Liquid Cycle60
Test Cycles61
Bowie-Dick Test63
Figure 6-6. Bowie-Dick Test Cycle Printout65
Vacuum Leak Test66
Figure 6-7. Leak Test Cycle Printout67
Aborting Cycles68
Cycle Graph70
Figure 6-8. Cycle Graph: Prevacuum Cycle - 134°C (273°F) and 121°C (250°F)71
Figure 6-9. Cycle Graph: Liquid Cycle72
Cycle and Control Value Programming73
Cycle Values74
Table 7-1. Prevacuum Sterilizer Cycle Values74
Table 7-2. Test Cycles74
Table 7-3. Sterilizer Chamber Volume74
Change Values75
Change Cycle Values76
Overview76
Change Cycle Values Procedure77
Change Time and Date79
Set Time Format79
Set Time80
Date Format83
Set Date84
Change Machine Setup86
Table 7-4. Change Machine Setup86
Utility Control87
Utility Control Summary92
Utility Control with Integral Electric Steam Generator93
Language94
Machine Number96
Print Options98
Audible Signals100
Units102
Leaving Machine Setup103
Routine Maintenance105
Preventive Maintenance Schedule105
Table 8-1. Preventive Maintenance Schedule for Amsco105
Daily Procedures107
Clean Chamber Drain Strainer107
Clean Chamber108
Weekly Maintenance: Flush Chamber Drain109
Maintenance as Required109
Change Printer Paper Roll109
Figure 8-1. Open Printer Door109
Figure 8-2. Printer Components (Printer Door Open)110
Figure 8-3. Tear Printer Paper110
Figure 8-4. Insert New Paper Roll111
Figure 8-5. Insert Paper Behind Printer Ink Cartridge111
Figure 8-6. Press Paper Freed Button to Advance Paper112
Figure 8-7. Coil Paper Onto Take-Up Spool112
Figure 8-8. Reinstall Take-Up Spool112
Change Printer Ink Cartridge113
Figure 8-9. Remove Ink Cartridge from Printer113
Figure 8-10. Slip Cartridge Onto Printer Paper113
Troubleshooting115
General115
Typical Alarm Screen116
Figure 9-1. Alarm and Alarm Detail Screen Features116
Typical Alarm Printout117
In-Cycle Alarms117
Too Long in Charge117
Figure 9-2. Typical Alarm Printout117
Table 9-1. Operator Troubleshooting - In-Cycle Alarms117
Too Long in Exhaust118
Too Long in Evacuation119
Too Long in Air Break120
Under Sterilize Temperature120
Over Sterilize Temperature121
OE/NOE Door Unsealed121
Chamber Pressure/Temperature Failure122
Recorder Deviation Alarm122
Steam Utility Failure123
Water Utility Failure123
Air Utility Failure124
Out-Of-Cycle Alarms125
Too Long to Close OE (or NOE) Door125
Table 9-2. Operator Troubleshooting - Out-Of--Cycle Alarms125
RTC Failure127
UPS Battery Low129
Sensor Alarms130
Table 9-3. Operator Troubleshooting - Sensor Alarms130
Too Long to Seal OE/NOE Door135
Exhaust Rate too Slow135
Exhaust Rate too Fast136
Generator Alarm136
Service Procedures137
General137
Air Filter Replacement137
Clean Jacket Steam Strainers138
Door Seal Replacement Procedure138
Figure 10-1. Door Seal Replacement, 660 X 660 MM (26 X 26") Sterilizers140
Figure 10-2. Door Seal Replacement, 660 X 950 MM (26 X 37.5") Sterilizers141
Steam Trap Replacement142
Clean or Replace Piping Check Valves142
Figure 10-3. Steam Trap142
Table 10-1. Recommended Spare Parts142
Safety Valve Test143
Recommended Spare Parts143
Figure 10-4. Evolution Sterilizer Piping Schematic145
Waste Products Disposal146

Amsco Evolution HC-600 - Air Utility Failure

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