307-738 13
Maintenance
5. Open the bypass valve (66) ONE turn counter-
clockwise.
6. Raise
the paint pump above the solvent,
turn on the
sprayer,
and allow the pump to run itself dry
. T
urn the
sprayer OFF.
7. Using
a
clean pail of water or solvent, and the lowest
possible
pressure, flush again to be sure all paint par
-
ticles
are removed.
8.
Remove the paint strainer and clean it thoroughly
.
9.
Now lubricate the inlet valve.
Lubricate the Inlet V
alve.
See Fig. 9.
1. Follow the Pressure Relief Procedure on page 8.
Remove
the inlet screen.
2. Turn
the sprayer over
. Press down lightly on the stem
of
the inlet valve with a small screwdriver
. Pour about
a
teaspoon of mineral spirits or solvent
into the valve,
then
remove the screwdriver
.
3. Set the sprayer upright. Increase the pressure con-
trol
setting half way
. T
urn on the
sprayer for a few se
-
conds,
then turn it OFF
.
4. Now tighten the paint pump screws and the inlet
valve.
Fig.
9
22
26
A
The maintenance procedure is continued on the next
page.
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