Spray Head Seal - DeVilbiss ADVANCE HD HVLP Series Manual

Parts Replacement/
Maintenance
SEPARATOR SEAL
REPLACEMENT
1. Remove air cap and retaining ring. (See fig 37)
2. Remove fluid adjusting knob, spring, and spring pad.
(See figs 38 & 39)
3. Remove fluid needle from gun body. (See fig 40)
4. Remove fluid nozzle using 10m Spanner (59). (See
figs 41, & 42)
5. Remove Separator. (See fig 43).
6. Clean front of gun if required, using a soft brush, as
well as the fluid nozzle, air cap, and retaining ring.
7. Place a new Separator Seal into the front of the gun,
making sure the elliptical side of the seal is engaged
into the recess in the gun. (See fig 44).
8. Fit Fluid Nozzle, Air Cap, and Retaining Ring. Torque
the Fluid Nozzle to 9–11 Nm (80–100 lbs. in). Don't
over torque the Fluid Nozzle. (See figs 45, 46, and 37)
9. Insert Fluid Needle all the way into the Gun Body,
seating in the Fluid Nozzle. (See fig 47)
10. Reassemble Needle Spring, Spring Pad, and Fluid
adjusting Knob. (See fig 47)
11. Trigger gun fully and screw in Fluid Adjusting Knob
until it stops. Back it off 3 turns and gun will have full
needle travel.
12. Trigger gun several times to verify correct operation
(see fig 48).
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