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Operation
12 332245E
6. Prime through drain valve:
7. Place drain tube in a grounded waste pail.
Open drain/purge valve (S) slightly by rotating coun-
terclockwise.
8. Start the pump by rotating the air regulator adjust-
ment knob (E) clockwise until pump begins to move.
9. When clean material flows from drain tube close
drain/purge valve (S) by rotating clockwise. Pump
will stall.
10. Prime hose and gun:
a. Disengage gun trigger lock.
b. Trigger gun slowly open regulator adjustment
knob (E) until pump begins to cycle. Trigger gun
into grounded pail until a steady stream comes
from gun.
c. Engage trigger lock.
11. Equipment is now ready to spray; go to Spray, page
13.
Install the Spray Tip
Follow Pressure Relief Procedure, page 9. Install the
spray tip and tip guard as explained in your separate
gun manual, supplied.
The fluid output and pattern width depend on the size of
the spray tip, the fluid viscosity, and the fluid pressure.
Use the Spray Tip Selection Chart in your gun instruc-
tion manual as a guide for selecting an appropriate
spray tip for your application.
Maximum Tip Size
Larger tips can be used with less viscous material.
S
ti21107a
E
ti21108a
S
ti21109a
TI5048a
NOTICE
Do not prime pump through drain valve using two
component materials. Mixed two component materi-
als will harden in valve and result in clogging.
Model Maximum Tip Size
Merkur X72 0.021
Merkur X48
0.025
TI8727a