Graco Inc. 218-945 Marine Instruments User Manual


 
307-7133
ADJUSTABLE EXTENSION ROLLER KIT 218–625
Installation
1. Assemble
the roller kit as shown in Fig 2.
Be sure the gasket is in place between the
gun and adapter
.
2.
Extend the tube to the desired length and
tighten the locknut securely
.
NOTE:
Always allow cold equipment to warm to room
temperature before using.
Operation
1.
Be sure the fluid drain valve is closed and
the gun safety latch is engaged. Then start
the pump and
set it to the lowest possible
operating pressure.
2.
Disengage the gun safety latch and trigger
the gun briefly until paint comes to the
roller.
3.
Experiment with triggering and rolling the
paint until you determine just how often
you need to trigger the gun to keep an
even flow of paint to the roller
.
4.
Increase the pump pressure only if you
cannot get a suf
ficient supply of paint to
the roller
.
5. T
o adjust the extension tube while paint
-
ing, engage the gun safety latch. Loosen
the locknut and extend or retract the tube.
If retracting, some paint in the tube will be
pushed out to the roller
. Either roll this
excess paint onto the wall, or completely
retract the tube, drain the excess paint into
a pail, then adjust the tube length. T
ighten
the locknut securely
.
6.
Whenever you stop painting, follow the
PRESSURE RELIEF PROCEDURE
on
page 3. Then elevate the roller end of the
tube to prevent paint from draining.
7.
Flush the pump, gun and extension tube
immediately after each use to prevent
paint from drying in the equipment and
damaging it. See
Flushing, below.
NOTE: A Flush Kit, Part No. 218–944, can be used to
flush water–base paint from the Extension T
ube and
Roller Frame. Instructions are on the kit package.
Pressure Relief Procedure
WARNING
PRESSURIZED
EQUIPMENT HAZARD
The system pressure must be manually relieved to
prevent the system from starting or spraying acci
-
dentally. T
o reduce the risk of an injury from acci
-
dental spray from the gun, splashing fluid, or
moving parts, follow the
Pressure Relief Proce
-
dure
whenever you:
D
are instructed to relieve the pressure,
D
stop spraying,
D
check or service any of the system equipment,
D
or install or clean the spray nozzle.
1.
Engage the gun safety latch.
2.
Shut of
f the power to the pump.
3.
Open the fluid drain valve (required in your
system to relieve pressure).
4.
Disengage the gun safety latch and trigger
the gun.
5.
Engage the gun safety latch.
Flushing
T
o flush the pump, gun, extension tube and roller
frame without disconnecting parts, use the following
procedure.
1.
Follow the
PRESSURE RELIEF PROCE
-
DURE
on page 3.
2.
Remove the roller cover
. Refer to the back
page.
3.
Fully extend the extension tube and tight
-
en the locknut securely
.
This is very
important to thoroughly flush the tube.
4.
Prepare the pump for flushing as
instructed in your separate pump instruc
-
tion manual. Use a solvent that is compat
-
ible with the paint you are using.