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MEGA 120D PUMP OPERATION / MAINTENANCE MANUAL
4.8.d Quick Exhaust (Both Heads)
•
Insert quick exhaust seal.
•
Insert quick exhaust port in each head as shown. Tighten to 15 in-lbs. Do not over
tighten.
Figure 4-6
•
Install 3 each muffler pads onto muffler spool and insert into exhaust port. Tighten to
40in-lbs.
4.8.e Body Assembly
NOTE:
For easy installation, check sleeves that do not install easily (minimal effort) can
be placed in a freezer prior to assembly to assist insertion.
•
Insert the suction seat. Press firmly using the check sleeve insertion tool until the
suction seat is at the bottom of the check bore.
•
Install the o-ring. The o-ring should rest inside the cup shape in the seat.
•
Install the check ball. Ensure the o-ring does not become dislodged.
•
Insert the suction sleeve. Press firmly using the check sleeve insertion tool until the
suction sleeve meets the suction seat.
•
Install the o-ring. The o-ring should rest inside the cup shape in the seat.
•
Install the check ball. Ensure the o-ring does not become dislodged.
•
Install the discharge sleeve. The edge of the non-threaded part of the check bore
should be approximately flush with the top of the discharge sleeve.
•
See Figure 4-7 for the proper order of check assembly installation.
