Repair; Disassemble The Fluid Section - Graco ChemSafe 515 Instructions - Parts Manual

Repair

Repair
NOTE: Before repairing the pump, follow the
Pressure Relief Procedure, page

Disassemble the Fluid Section

1. Carefully remove all cap plugs (37). Turn the
pump upside-down.
2. Use a 10 mm socket to remove the base plates
(12) and the inlet manifold (10).
3. Remove the o-ring seals (17), d-rings (21), and
check balls (22) from inlet side of each fluid cover
(6).
4. Inspect the inlet ball retainers (20). If necessary
to replace, use a hook to remove without
scratching the inner bore.
5. Turn over the pump and use a 10 mm socket to
remove the manifold retainer (11) and the outlet
manifold (8).
18
14.
6. Inspect both manifolds' (8 & 10) wearable seats
(35 & 36), and replace if worn or damaged.
NOTE: Use a small hammer and PVC tool (44)
to tap new wearable seats (35 & 36) into the
manifolds (8 & 10).
7. Remove the o-ring seal (17) from the outlet side
of each fluid cover (6).
8. Without scratching the inner bore, use a hook to
remove the two outlet ball retainers (20).
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