GEA ECOVENT - Page 5

9 Maintenance
9.1 Carrying out inspections 47
9.1.1 Checking seals that come into contact with the product 47
9.1.2 Checking the pneumatic connection 47
9.1.3 Checking the electrical connection 48
9.1.4 Checking the signs on the valve 48
9.2 Servicing intervals 48
9.3 List of tools 49
9.4 Prior to r
emoval
50
9.5 Removing the valve 50
9.5.1 Removing the
clamp connection between the upper and middle
housing
50
9.5.2 Disconnecting the valve insert fr
om the housing
66
9.5.3 Dismantling the valve insert into individual parts 73
9.5.4 Dismantling of the housing combination 75
9.6 Installing the valve 75
9.6.1 T
ightening torques
75
9.6.2 Assembling the valve insert fr
om individual parts
76
9.6.3 Assembly of the housing combination 84
9.6.4 Placing the valve insert in the housing 84
9.6.5 Removing the
clamp connection between the upper and middle
housing
88
9.6.6 Checking the function 99
9.7 Maintenance 100
9.7.1 Cleaning the valve 100
9.7.2 Replacing the V
-ring
101
9.7.3 Lubricating seals and thr
eads
104
10 Faults
11
Decommissioning, dismantling and disposal
11.1 Decommissioning
107
11.2 Dismantling 107
11.3 Disposal 107
12 Spar
e parts
12.1 Order information
109
12.2 Spar
e parts list
110
13 Annex
13.1
Dimension sheets
121
13.2 List of abbr
eviations
125
Table of Contents - 5 / 128