Graco Inc. 313872n Webcam User Manual


 
Repair
313872N 33
5. Install check valve assembly. See Clean Check
Valves on page 27 for detailed assembly instruc-
tions.
6. Install orifice components (25). Install orifice
cap (25a) and torque to 20-30 in-lb (2.26-3.39 N•m).
Repeat for opposite side.
7. See Attach Front End procedure.
Attach Front End
1. Engage piston safety lock.
2. Liberally lubricate o-rings and install on fluid
housing (AK).
3. Apply thin coat of TSL to purge rod.
4. Install fluid housing onto purge rod.
5. Insert end of purge rod into ball socket in piston
shaft.
6. Push fluid housing flush to the gun body. Rotate
fluid housing 45 degrees clockwise to engage fluid
housing slots.
7. Torque pour tip (19) to 60-70 in-lb (6.7-9.1 N•m).
8. Use hex nut driver to install fluid manifold (AD).
Torque fluid manifold bolt to 20-30 in-lb
(2.26-3.39 N•m). Connect air quick coupler (AC).
9. Connect signal cable.
NOTICE
Proper attachment of front end is critical. Do not
operate gun if front end is loose or not snug against
body. Improper attachment can cause slow leaks.
F
IG. 23
ti19579a
ti19580a
AK
ti19571a
AC
AD