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Idiomas disponibles
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REPAIR ( CONTINUED )
Replace Bypass Poppet O-ring
1.
To replace the bypass poppet O-ring:
a.
b.
c.
d.
e.
NOTE: Replace O-ring if damaged, swollen or loose-fitting (see Wet
Seal Kit).
2.
To assemble, place the spring and poppet into the poppet cavity
through the top outlet port. Compress the poppet into the housing
until the poppet appears in the lower chamber. Coat the O-ring lightly
with grease and slip over the poppet head. Make sure the O-ring is
well-seated (see Figure 7).
3.
Push on the poppet through the top outlet port to make sure it
moves freely.
4.
Install the pipe plug again, using thread tape as necessary.
5.
Replace the gears, making sure they turn freely.
6.
Replace the drive key.
7.
Make sure the gear coverplate O-ring is in place. Tighten the
coverplate to the pump housing.
Figure 9
10
EN
As with cleaning, push down on the poppet until the O-ring
is exposed.
Remove the O-ring with a small screwdriver or similar tool. Take
care not to damage the poppet or O-ring (see Figure 7).
From inside the housing, push the poppet and spring upward,
and with needle-nose pliers, pull through the top outlet port
(see Figure 8).
Wipe the poppet and gear cavities with a clean cloth.
Inspect the O-ring and replace as necessary (see Figure 9).
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