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GLYCOL PUMP
28
Repair Guide
ASSEMBLY
Insert Suction Seats into Block along with their O-Rings.
Insert suction seat tool to put the seat in suction block.
Gently tap seat in place being very careful not to shear
O-Ring (Fig. 30.7).
NOTE: Seat should have resistance when pressing in
place. If seat presses in easily block may need to be
replaced.
Place the upper and lower O-Rings on the Check Valves.
Insert the Check Valves into the block.
Place the O-Rings on the Check Valve Caps, lubricate
with oil, and install them in the Suction Block (Fig. 30.8).
Verify the Check Valves are moving freely by shaking the
Suction Block. You should hear them moving back and
forth.
Place the two O-Rings on the back side of the Suction
Block.
Bolt the Discharge and Suction Blocks to pump (Fig.
30.9). Tighten the Check Valve Cap with a wrench so you
do not over tighten them.
Figure 30.7
Figure 30.8
Figure 30.9
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