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C. Slide a –012 O-Ring (K) onto the Small Piston (LL). Place
a Convoluted Diaphragm (R) onto the Small Piston (LL)
using the orientation shown in Figure 35. Slide a Small
Washer (KK), onto the Small Piston (LL).
R
CONVOLUTE
DOWN
SIDE VIEW
41 | GE Oil & Gas
KK
LL
PISTON HAS
Figure 35
ADAPTER
BLOCK (HHH)
ORIENTATION
SERRATED
SIDE
DOWN
D. Insert a –145 O-Ring (GGG) into the Bottom Spacer (HHH)
as shown in Figure 36. Thread the diaphragm assembly
created in Step 50C into the Thread Extension (FFF).
The assembly must be tightened further by holding the
diaphragm assembly in a vise while applying torque to
the NUT (P). Torque to 180-220 in.-lbs. Move to Step 52.
K
THREADED
HOLE
FFF
HHH
FROM
STEP
50C
Figure 36
P
FFF
GGG
HOLD
WITH
VISE
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