EN -
17
OMAL S.p.A.
Headquarters
: Via Ponte Nuovo, 11 - 25050 Rodengo Saiano (BS) Italy •
Production Site:
Via Brognolo, 12 - 25050 Passirano (BS) Italy
Ph.
+39 030 8900145 •
Fax
+39 030 8900423 • [email protected] •
www.omal.com
Reference 8_1522 - UMAAPRK0 - 07/20
IT
EN
DE
FR
ES
INSTRUCTION MANUAL
RACKON: RACK & PINION PART TURN PNEUMATIC ACTUATOR
RK10 - RK480
8.3 Spring Return (SR) Fail Open angle setting instructions
Opening Setting instruction:
A.
Take pressure off, disconnect air feeding and make sure that air ports have been completely vented;
B.
Make sure that on air port (4) has been assembled a filter and its conditions (filter must not be clogged);
C.
Act on the grub screw (see arrow);
D.
Unloose counter-nut (A1);
E.
Using an Allen wrench, screw or unscrew grub screw (A) to obtain angle setting required (range ± 5°);
F.
Once adjusted, lock the grub screw (A) using an Allen wrench and screw counter-nut (A1) according table torque indications;
Setting range
Pistons rest position
Closing Setting instructions:
A.
Take pressure off, disconnect air feeding and make sure that air ports have been completely vented;
B.
Make sure that on air port (4) has been assembled a filter and its conditions (filter must not be clogged);
C.
Act on the grub screw (see arrow);
D.
Unloose counter-nut (B1);
E.
Feed port (2) with a low pressure (for a small movement only) in order to put pistons in end position;
F.
Using an Allen wrench, screw or unscrew grub screw (B) to obtain angle setting required (range ± 5°);
G.
Once adjusted, lock the grub screw (B) using an Allen wrench and screw counter-nut (B1) according to table torque indications;
Setting range
Pistons end position
