Pfeiffer Vacuum DUO 35, Operating Instructions Manual

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6.3.2 Gas ballast valve with flushing gas connection (option) 32
6.3.3 Gas ballast valve with solenoid valve (option) 33
6.4 Operation with flushing gas 34
6.5 Refilling operating fluid 34
6.6 Switching off the pump 35
6.6.1 Venting the vacuum chamber 35
6.6.2 Maintaining the vacuum in the chamber 35
7 Maintenance 36
7.1 Maintenance instructions 36
7.2 Maintenance instructions for M or MC version magnetic coupling 36
7.3 Checklist for inspection and maintenance! 37
7.4 Changing the operating fluid 38
7.4.1 Degree of aging of P3 operating fluid 38
7.4.2 Draining the operating fluid 39
7.4.3 Rinsing and cleaning 40
7.5 Cleaning the gas ballast valve 40
7.5.1 Gas ballast valve – standard version 40
7.5.2 Gas ballast valve – corrosive gas version 41
7.5.3 Adjusting the gas ballast valve silencer 42
7.6 Changing operating fluid type 43
7.7 Checking the oil level in the oiler (C version pumps only) 43
8 Decommissioning 45
8.1 Shutting down for longer periods 45
8.2 Recommissioning 45
8.3 Disposal 45
9 Malfunctions 46
10 Service solutions from Pfeiffer Vacuum 48
11 Spare parts 50
11.1 Spare parts packs 50
11.1.1Set of seals 51
11.1.2Maintenance kit 1 – maintenance level 1 52
11.1.3Overhaul kit and set of seals 52
11.1.4Set of vanes 52
11.1.5Coupling set 53
12 Technical data and dimensions 54
12.1 General 54
12.2 Technical data 54
12.3 Dimensions 59
13 Accessories 62
Declaration of conformity 64
Table of contents
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