Sera 620.10 - 15 Shut-Down; 16 Disposal; Dismantling and Transport; Complete Disposal

Diaphragm Relief Valve
Operating Instructions
16
www.sera-web.com
Subject to technical modifications!
TA
48
Rev.
13
en
05/2016
Assemble the pump in reversed order
• Insert diaphragm (PTFE-foil pointing downstream) in the
recess of the cover.
• Fasten cover with screws on the valve housing.
• Fill in damping fluid (for type and quantity please see
Table 07).
Damping
fluid
Pressure disk
Diaphragm
Fig. 15
Type
Damping fluid
Quantity
[ml]
620.10
Glycerine
DAB 87
excluding
622.10
excluding
623.10
excluding
624.10
excluding
625.10
36
626.10
56
627.10
138
Table 07 Damping fluid
• Insert pressure spring.
• Screw in set screw up to dimension “T”.
• Screw lid in cover.
15 Shut-down
• Shut-down the pump/system and secure it against restart-
ing!
• Make sure that all pipes with diaphragm relief valves are
depressurized!
• Drain the diaphragm relief valve and the connected pipes
using drain valves!
• Remove residues of the pumped medium out of the dia-
phragm relief valve by rinsing it with a compatible deter-
gent!
• The diaphragm relief valve damper can then be removed
out of the pipe.
16 Disposal
Shut-down system. Please see “Shut-down”.
16.1 Dismantling and transport
• Remove all fluid residues, clean thoroughly, neutralize
and decontaminate.
• Package unit and ship.
16.2 Complete disposal
• Remove all fluid residues from unit.
• Drain off lubricants and dispose of according to regula-
tions!
• Dismount materials and send them to a suitable waste
disposal company!
CAUTION !
The consignor is responsible for damage caused by leak-
ing lubricants and fluids!