ITT
Engineered Valves, LLC
Page 14 of 22
Technical Manual No. IOT1000P Effective 8/31/2018
REV LEVEL B
4.
Packing Removal
After removing end flanges in Paragraphs IV.B.2 and IV.B.3 above,
unscrew Packing Nut (Item 3) and remove Packing (Item 4) and Packing
Spring (Item 5).
5.
Actuator Disassembly
The actuator should not be disassembled or repaired. Consult factory.
6.
Inspection
After disassembly, inspect all sealing and bearing surfaces on valve and
actuator parts for physical damage including nicks, scratches or corrosion.
Be sure all gasket surfaces are thoroughly cleaned and free of old gasket
material. Replace any damaged soft goods such as piston seals, o-rings
and rod wipers. Replace packing. Inspect atomizing, oil and purge seat
ring and the oil and atomizing stem/plugs. If any visual damage is
apparent, replace part.
C.
Reassembly
1.
Actuator Assembly to Yoke
Mount yoke to cylinder assembly with four hex nuts and lock washers.
Replace switches, solenoid manifold, and junction box. Remake switch
and solenoid wiring to terminal blocks per wiring diagram.
