Arena Service Manual
9.6.2 Biological Deposits in the Drain Line .......29
9.6.2.1 Overview ............................................ 29
9.6.2.2 Supplies Needed ................................. 29
9.6.2.3 Precondition........................................ 29
9.6.2.4 Procedure............................................ 30
9.7 Clean / Disinfect External Surfaces............... 31
9.7.1 Supplies......................................................31
9.7.2 Procedure ...................................................31
9.8 Bacteria, Sterilization, And Disinfection....... 33
9.8.1 Definitions..................................................33
9.8.1.1 Bacterium............................................ 33
9.8.1.2 Sterilization......................................... 33
9.8.1.3 Disinfection ........................................ 33
9.8.2 Bacteria in Dialysis Systems......................34
9.9 Bacteria Contamination ................................. 35
9.9.1 Contributors ...............................................35
9.9.2 Allowable Limits .......................................36
9.9.3 Responsibilities ..........................................37
9.10 Disinfection Verification............................... 38
9.10.1 Culture Sampling .....................................38
9.10.1.1 Water Supply Sample Collection...... 38
9.10.1.2 Dialysate Sample Collection............. 39
9.10.2 Laboratory Procedures .............................40
9.11 Central Concentrate Delivery Systems....... 41
9.12 Maintaining Minimum Bacteria Growth
Levels........................................................... 42
9.13 Troubleshooting Bacteria Problems ........... 43
9.13.1 Gather Data ..............................................43
9.13.2 Identify Contributors................................44
9.13.3 Examine the Symptoms ...........................45
9.13.4 Analyze ....................................................45
9.13.5 Look for the Source and Cause................46
9.13.6 Taking Corrective Action ........................48
9.14 References .................................................... 49
Arena Hydraulics Disinfection Mode Diagram, 157-
1278-938....................................................... 51
Page 1 of 2: Recirculation Phase for Heat Clean or
Dwell Disinfectants.................................51
Page 2 of 2: Infusion Phase for Single Pass
Disinfectants ...........................................52
9-2 157-1278-916, Rev A
March 2004
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