Before Beginning Repair
309574C 7
Before Beginning
Repair
Flushing
• 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.
• 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.
WARNING
Repairing this equipment requires access to parts
which may cause electric shock or other serious injury
if work is not performed properly. Have a qualified
electrician connect power and ground to main power
switch terminals, see the Operation manual. Be sure
to shut off all power to the equipment before repairing.
1.
Flush if necessary, see right.
2.
Park component A pump.
a. Press .
b. Trigger gun until pump A stops. After fluid pres-
sure drops below 700 psi (4.9 MPa, 49 bar),
motor will run until component A pump is at bot-
tom of its stroke, then shut off.
c. Check ISO reservoir for component A pump. Fill
wet-cup on component B pump. See operation
manual.
3.
Turn main power OFF .
4.
Relieve pressure, page 8.
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.
SA
SB
TI2481A
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