GROVE Published 10-21-2010, Control# 198-04 1-15
5540F/YB5515 SERVICE MANUAL
Adjustable Straight
Table 1-12
Adjustable Straight Thread O-ring
Thread O-ring Fitting - Fitting to Port (Table 1-12)
1. Inspect both mating parts for burrs, nicks, scratches, or
foreign particles.
2. Lubricate O-ring with a light coat of clean oil
(Figure 1-12A).
3. Back off locknut as far as possible (Figure 1-12A).
4. Screw fitting into port by hand until the backup washer
contacts face of port and is pushed all the way towards
the locknut (Figure 1-12B).
5. To orientate the fitting, unscrew the fitting the required
amount, but not more than one full turn (Figure 1-12C).
6. Hold the fitting in the desired position and tighten the nut
(Figure 1-12D) following the F.F.F.T. method, See
F.F.F.T. METHOD (Flats from Finger Tight) starting with
step 4.
Nonadjustable Straight Thread O-ring Fitting - Fitting
to Port (Table 1-13)
1. Make sure both threads and sealing surfaces are free of
burrs, nicks, scratches or any foreign particles.
2. Lubricate O-ring with clean oil (Figure 1-13).
3. Turn fitting until finger tight.
4. Using the assembly torque method, tighten to given
torque for size from Table 1-13.
Table 1-13
FIGURE 1-12
Adjustable Fitting to Port
a0030
BACK OFF
NUT
FIGURE 1-13
Non-Adjustable Fitting to Port
a0032
Reference Only
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