Getinge Arjohuntleigh NIMBUS II Service Manual page 6

Removing the Rotary Valve Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Installing the Rotary Valve Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
PCB Repairs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Interchangeability of Old and New Pumps and PCB Assemblies . . . . . . . . . . . . . . . . 21
Main PCB Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
General Repair Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Specific PCB Configurations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Removing the Old Style Display PCB, PCB Transformer and Daughter Board (if fitted).. . . . 27
Removing the New Style Display PCB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Installing the New Style Display PCB Assembly . . . . . . . . . . . . . . . . . . . . . . . . 29
Removing the Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Installing the New Style Front Panel (if required) . . . . . . . . . . . . . . . . . . . . . . . . 33
Replacing the Mains/Power Inlet Socket and Cordset (Moulded Cordset Versions Only) . . . 35
Removing the Mains/Power Cable (Hard wired versions only) . . . . . . . . . . . . . . . . . 37
Installing the Mains/Power Cable (Hard wired versions only). . . . . . . . . . . . . . . . . . 37
Replacing the Mains/Power Fuses (All Versions) . . . . . . . . . . . . . . . . . . . . . . . . 39
Replacing the Mains/Power Inlet Fuse Holders (Moulded Cordset Versions Only). . . . . . . 39
Removing the Mains/Power Fuseholders (Hard wired versions only) . . . . . . . . . . . . . 42
Installing the Mains/Power Fuseholders (Hard wired versons only) . . . . . . . . . . . . . . 43
Removing the Mains/Power Filter (Hard wired versons only) . . . . . . . . . . . . . . . . . . 44
Installing the Mains/Power Filter (Hard wired versions only) . . . . . . . . . . . . . . . . . . 45
Removing the Mains/Power Fuseholders (Hard-wired pump with on-board mains/power filter) 47
Installing the Mains/Power Fuseholder (Hard-wired pump with on-board mains/power filter) . 47
Removing the Pressure Control Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Installing the Pressure Control Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Removing the High Pressure Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Installing the High Pressure Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Replacing the Mains/Power Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Removing the 5-Way Connector and Support (Hard wired versions only) . . . . . . . . . . . 55
Installing the 5-Way Connector and Support (Hard wired versions only) . . . . . . . . . . . . 55
Replacing the Silencer Bag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Removing the Bio Filter (Nimbus 3 and DFS 3 Pumps Only) . . . . . . . . . . . . . . . . . . 59
Installing the Bio Filter (Nimbus 3 and DFS 3 Pumps Only) . . . . . . . . . . . . . . . . . . 59
Changing the Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Replacing the Sounder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Replacing the Pump Case . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Pump Label Sets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
CHAPTER 4
Page iv SER0001
Nimbus/DFS Service Manual
Issue 2
April 2010