12 | Baker Hughes
Copyright 2022 Baker Hughes Company. All rights reserved.
6B. PILOTS WITH BLACK AND WHITE/GREEN SPRING:
Install Closing Cap with Adjusting Screw, Spacer, Sealing
Nut, and O-Ring. The spacer prevents the Black and White/
Green springs from being over compressed
.
Figure 15
- Installing the closing cap assembly with spacer (to
prevent spring over compression) for Pilots with the Black and
White/Green Springs.
Figure 16
- Body Insert Assembly
7.
Refer to Figure 17. Stack the following parts on the Bottom
Cap in the order shown in the drawing:
Return Spring Orifice
Stem Guide
Orifice O-Ring
Orifice Spring Back-up Washer
Plug & Stem
Figure 17
- Stack the Return Spring, Stem
Guide, Orifice Spring, Plug and Stem,
Orifice O-Ring, and Back up Washer on the
Bottom Cap.
8.
Lubricate both Body Insert O-Rings with Parker Super
O-Lube™ (or equivalent Petroleum based Lubricant) and
install on Body Insert (Cartridge).
9. Body Insert Assembly:
Lift Bottom Cap complete with
valve mechanism assembly and insert into Body Insert.
The Orifice Spring should snap the Orifice into place as the
Bottom Cap is screwed into place. Check the assembly by
pushing the Stem against a hard surface to make sure it
moves freely and returns to the extended position.
Figure 18
- Insert the assembly into the
Body Insert - the orifice should “snap” into place.
10.
Lubricate Stem O-Ring with Parker Super O-Lube™ (or
equivalent silicone lubricant) and slip over Stem.
11.
Insert Body Insert into Pilot Body and screw into place
snugly.
Figure 19
- Insert Body
Insert (Cartridge) with
lubricated Stem O-Ring
into the Pilot Body.
NOTE: Over tightening an O-Ring joint will not improve
the seal. Screw in until metal parts make contact and snug
slightly.
12.
Pilot assembly is now complete.
