Maintenance; Flushing - Graco E Series Operation

Maintenance

• Check wet-cup TSL supply daily, page 24.
• Do not overtighten packing nut/wet-cup. Throat
u-cup is not adjustable.
• Keep component A from exposure to moisture in
atmosphere, to prevent crystallization.
• Remove plug (S) and clean fluid inlet screens as
needed.
S
• Clean gun mix chamber ports regularly. See gun
manual.
• Clean gun check valve screens regularly. See gun
manual.
• Use compressed air to prevent dust buildup on con-
trol boards, fan, and motor (under shield).
36

Flushing

WARNING
Read warnings, page 5. Flush equipment only in a
well-ventilated area. Do not spray flammable fluids. Do
not turn on heaters while flushing with flammable sol-
vents.
• Flush out old fluid with new fluid, or flush out old
fluid with a compatible solvent before introducing
new fluid.
• Use the lowest possible pressure when flushing.
• All fluid components are compatible with common
solvents. Use only moisture-free solvents.
• To flush feed hoses, pumps, and heaters separately
from heated hoses, set PRESSURE
RELIEF/SPRAY valves (SA, SB) to PRESSURE
RELIEF. Flush through bleed lines (N).
TI2501A
N
• To flush entire system, circulate through gun fluid
manifold (with manifold removed from gun).
• Always leave some type of fluid in system. Do not
use water.
Maintenance
SA
SB
TI2481A
N
309551C