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8-10

NOTE: Make sure the centering spring notches

locate correctly into the sleeve.

STEP 13

install pin into sleeve assembly and install sleeve

into the pump body.

NOTE:Heat from your hands may expand spool and

sleeve assembly,preventing the assembly being

installed,DO NOT use force to install spool and

sleeve assembly.Allow the assembly to cool and

repeat STEP 13.

STEP 14.

Install thrust washer,thrust bearing and thrust

washer onto spool.lubricate a new o-ring and seal

ring.install o-ring into the pump body and install

seal ring onto spool.Install the seal bushing with a

slight twisting motion,use a soft faced hammer and

tap the bushing into position against the thrust

washer.

Install spiral retaining ring into the the groove in the

pump body.Use a screwdriver to make sure the

spiral retaining ring is located correctly into the

groove in the pump body.

STEP 16.

Carefully turn sleeve assembly until pin is

parallel to hydraulic fitting mounting face as

shown.

STEP 15.

TYM T390 Service Manual

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