Spray Head Seal - DeVilbiss Compact MINI Technical Bulletin

Page 12 SB-2-858
PARTS REPlACEMENT/MAINTENANCE
SEPARATOR SEAl INSTRuCTIONS
Replacing Separator Seal
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 8 mm Spanner . (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 flat side of the seal is aligned with
the flat in the gun . (See fig 44)
8 . Fit Fluid Nozzle, Air Cap, and Retaining Ring . Torque
the Fluid Nozzle to 70 in-lbs (8 Nm) . 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)