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Screw a threaded pin in the piston (56) according to the table bellow to take the piston off.
Be careful to keep the piston straight while taking it off to avoid droping the guide ring (09)
Orifices
Thread
4
M
E
–
D
F –
G –
H –
J
M6
K – L – M – N – P – Q – R – S – T
M8
•
Uncrew the retainer screws (83) to disassemble the retainer washer (82) and the soft seat (11)
56
09
83
82
11
Guide Ring (08)
Back up Ring (07)
Piston O-Ring (10)
22
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78 SERIE SAFETY RELIEF VALVE
SARASIN-RSBD
™