GEA Aseptomag GD, Operating Instruction

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10 Maintenance 32
10.1 Safety instructions 32
10.2 Inspections 33
10.2.1 Bellows 33
10.2.2 Pneumatic connections 33
10.2.3 Electrical connections 33
10.3 Maintenance intervals 33
10.4 List of tools 34
10.5 Prior to disassembly 37
10.6 Disassembling and Assembling the Valve 38
10.6.1 Disassembling the Valve 38
10.6.2 Assembling the Valve 39
10.6.3 Torques for clamp 40
10.7 Disassembling and Assembling the Internal Assembly 40
10.7.1 Disassembling the Internal Assembly 40
10.7.2 Assembling the Internal Assembly 41
10.8 Removing and Installing the "Shrunk-on” Valve Seat Seal 42
10.8.1 Removing the Shrunk-on Valve Seat Seal 42
10.8.2 Fitting the Shrunk-on Valve Seat Seal 43
10.9 Removing and Installing the "Divisible System" Valve Seat Seal 44
10.9.1 Removing the Divisible Valve Seat Seal 45
10.9.2 Fitting the Divisible Valve Seat Seal 46
10.9.3 Torques for Divisible Valve discs 47
10.10 Carrying out the “Internal Assembly” Leak Test (Bubble Test) 47
10.11 Disassembling and Assembling Actuator PA30LL - PA60LL 49
10.11.1 Disassembling Actuator PA30LL - PA60LL 49
10.11.2 Assembling Actuator PA30LL - PA60LL 52
10.12 Disassembling and Assembling Actuator PA80LL - PA180LL 52
10.12.1 Disassembling Actuator PA80LL - PA180LL 52
10.12.2 Assembling Actuator PA80LL - PA180LL 55
10.13 Maintenance 57
10.14 Checking the Feedback Unit 58
10.14.1 Setting the Feedback Unit 58
10.14.2 Valve Stroke 59
11 Alarms 60
11.1 Malfunctions and remedies 60
12 Decommissioning 62
12.1 Safety instructions 62
12.2 Disposal 62
12.2.1 General notes 62
13 Appendix 63
13.1 Lists 63
13.1.1 Abbreviations and terms 63
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4 03.01.2018