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Cleaning
This is the procedure for flushing the pressure roller. The pump and gun you are using may have additional flushing
steps, such as cleaning filters and screens. See the pump and gun flushing instructions.
NOTE: Leave the pressure roller attached to the gun for this procedure.
Pressure Relief
Procedure, page 3.
1. Relieve the pressure.
2. Remove roller cover (7) and diffuser (4) from roller
frame as follows (Parts Drawing, page 7):
a. Using your thumb, press down on clip (5) to
release end caps (2 & 3), diffuser (4) and roller
cover (7) into a pail.
b. Remove roller cover (7) from diffuser (4).
c. Pull end caps (2 & 3) off diffuser (4).
Disassemble.
3. Clean roller cover (7), caps (2 &3) and diffuser (7)
with water or a compatible fluid for oil–based
materials.
4. Place roller frame (1) in paint pail. Be sure the
holes in roller frame (1) are facing inside the paint
pail.
5. Prime pump with water or flushing fluid for
oil–based materials. Use the lowest pump priming
pressure setting.
6. Turn prime/spray valve to SPRAY.
NOTE: Perform Step 7 at the lowest pressure
possible.
7. Trigger gun until flushing fluid begins to dilute the
paint.
8. Place roller frame (1) in another bucket and
continue flushing until fluid coming out of the roller
frame (1) is clear.
9. Shut off the pump. Turn prime/spray valve to
PRIME.
Storage
If you are going to store the airless equipment for an extended period of time after flushing with water-base fluid,
flush again with Graco Pump Armor or mineral spirits/paint thinner. Leave the fluid in the system during storage.