Lutz Size 1 - 1/4", Operating Instructions Manual

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4
GB
. To remove spring clip assembly (3) firmly pull air valve plug (5) from pump.
3. Inspect spring clip assembly (3) and shuttle () for damage. Surface of intermediate around air ports and flat
surface of shuttle must be smooth, no scratches or debris. Replace or clean if necessary.
4. Attach seal retainer (3) with flat surface toward lip seals (4). Do not over tighten self-tapping screws ().
5. To reinsert diaphragm rod halves, drop shuttle () into intermediate over ports. Groove in should be aligned
vertically in pump and should face outward. Insert spring
side of spring clip assembly into groove in shuttle. At
this point the assembly is not affixed to anything. Press
down as shown below to insert long half of diaphragm
rod (6) through spring clip assembly and position un-
der spring ends.
Apply pressure with finger while inserting and assem-
bling the diaphragm rods.
6. While continuing to apply pressure to spring clip
assembly, screw short half of diaphragm rod () into long half.
7. Follow instructions for assembly of diaphragms in step 9. Final tightening of diaphragm rod will occur when
outer diaphragm plates (7) are tightened.
8. Make sure valve plug o-ring () is well lubed, position o-ring and press air valve plug into the intermediate
making sure that tab and indentation are aligned. If o-ring is not well lubricated, it will not permit reinsertion.
9. Follow procedure for final assembly of pump in step 6.
Maintenance Model 1/4"