Emerson Process Management bettis g13 사용자 설명서
Bettis P/N 124840E
Revision “B”
Page 21 of 46
3.3.23.2.2
Install the jackscrew (3-290) through the outboard side of the outer
end cap (3-80).
end cap (3-80).
3.3.23.2.3
Apply a light coating of lubricant to threads of jackscrew (3-290).
3.3.23.2.4
Screw jackscrew adapter (3-280) onto jackscrew (3-290). NOTE:
The small round end of the M3 adapter will install on the jackscrew
pointing to the inboard end of the jackscrew.
The small round end of the M3 adapter will install on the jackscrew
pointing to the inboard end of the jackscrew.
3.3.23.2.5
Position the jackscrew with the inboard end of the jackscrew located
with the needle bearing thrust washer assembly (3-340) up against
or near the jackscrew adapter (3-280).
with the needle bearing thrust washer assembly (3-340) up against
or near the jackscrew adapter (3-280).
3.3.23.2.6
Install outer end cap (3-80) over tie bars (3-20) and into cylinder
(3-70).
(3-70).
3.3.23.2.7
Install tie bar nuts (3-90) onto tie bars (3-20). NOTE: Do not tighten
nuts.
nuts.
3.3.23.2.8
Install two socket cap screws (3-320) through jackscrew adapter (3-
280) and tighten into the outer end cap (3-80).
280) and tighten into the outer end cap (3-80).
3.3.23.2.9
Lightly lubricate o-ring seal (4-150) and install onto the outboard end
of the jackscrew. Push the o-ring (4-150) down the jackscrew until it
contacts the jackscrew adapter (3-280).
of the jackscrew. Push the o-ring (4-150) down the jackscrew until it
contacts the jackscrew adapter (3-280).
3.3.23.2.10
Install flat hex nut (3-300) onto jackscrew (3-290). Rotate the flat
hex nut (3-300) until it is up against the o-ring seal (4-150).
hex nut (3-300) until it is up against the o-ring seal (4-150).
3.3.23.2.11
Install outer end cap (3-80) over tie bars (3-20) and into cylinder
(3-70). Continue at step 3.3.24
(3-70). Continue at step 3.3.24
3.3.23.3
STANDARD OUTER END CAP INSTALLATION Install outer end cap
(3-80) over tie bars (3-20) and into cylinder (3-70).
(3-80) over tie bars (3-20) and into cylinder (3-70).
3.3.24 Install tie bar nuts (3-90) onto tie bars (3-20). Torque tighten tie bar nuts, alternately in 100
foot pound / N-m increments, until a final lubricated torque, as listed in the following table, has
been achieved.
been achieved.
TIE BAR NUTS
TORQUE
(±5 % Percent)
TORQUE
(±5 % Percent)
HOUSING
MODEL
FT-lb.
N-m
HOUSING
MODEL
FT-lb.
N-m
G01
120
163
G7
500
678
G2
120
163
G8
500
678
G3
150
203
G10
1200
1627
G4
150
203
G13
1600
2169
G5
400
542