Graco B Series Instructions-Parts List Manual page 10

Flushing
CAUTION
- 1
NEVER allow water to freeze in the pressure
control. Doing
so
prevents the sprayer from being
started and causes serious damage to the pres-
sure control. Pump the water out with mineral
spirits.
WARNING
T o reduce the risk of static sparking and splashing
when flushing, always remove the spray tip from
he side of a grounded metal pail.
he gun and hold a metal part of the gun firmly to
1
0143
I
1. Follow the illustrated Pressure Relief Procedure
on page 2. Engage the gun safety latch.
2. Turn the pressure adjusting knob fully counter-
clockwise
to
the minimum pressure.
3. Remove the spray tip from the gun. Remove the
filter bowl (A) and screen (B); leave the filter
support (C) in place. Clean the screen separately
and install the bowl without the screen to flush it.
See Fig 7.
4.
Put the suction tube into e grounded metal pall
.
with
2
liters of compatible solvent.
5.
Start the sprayer. See Steps
1
to
5
on page
6.
To
save the fluid still in the sprayer, trigger the gun
into another container until the next fluid appears,
then trigger the gun back into the fluid you are
pumping. Circulate the flushing fluid a couple of
minutes to thoroughly clean the system.
6. Do not run the pump dry for more than
30
seconds
to
avoid damaging the pum packings!
7.
Follow the illustrated Pressure Relief Procedure
on page
2.
Engage the gun safety latch.
8. Unscrew the filter bowl and reinstall the clean
screen. Install the bowl and hand tighten.
B
C
Fig. 7
mJM
10 307-889