ITT Skotch Trifecta T4405F, Инструкции по установке, эксплуатации и обслуживанию

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ITT
Engineered Valves, LLC Page 23 of 24
Technical Manual No. IOT4400F Effective 8/31/2018
REV LEVEL B
made, then the switch will have to be adjusted upward. If an
adjustment is necessary, repeat procedure starting at section
VII.B.2.d
C. Open Limit Switch (If equipped)
1. Testing
a) Verify the valve is in the closed position.
b) Slowly open the valve paying particular attention to when the open
limit switch contacts change state (trip). They should trip when the
valve is at or near full open or

70% of inlet valve stroke.
c) Slowly close the valve making certain the switch resets prior to the
inlet valve POC switch tripping.
2. Setting
a) The switch setting is adjusted by repositioning the switch roller on
the switch. Loosen the clamp screw and reposition as required.
b) When desired position is achieved tighten the clamp screw until
the tab can not be moved.
VIII. MISCELLANEOUS INSTRUCTIONS FOR SPECIAL OPTIONS
Due to customer requirements, some Series T4000F Systems incorporate special options.
Any special procedures not covered in the above material can be found in the Reference
Section of this manual as addenda.