WAGNER AG-14 Owner's Manual - Maintenance
14 AG-14
GB
Maintenance
Followallsafetyprecautionsasdescribed
intheSafetyPrecautionssectionofthis
manualbeforeproceeding.
i
RefertothePartsListsectionin
thismanualforpartidentification.
Replacing/ServicingtheSealAssembly
If your spray gun leaks or spits at the tip when
you release the trigger, the needle or seat is
worn, damaged, or dirty and must be replaced
or cleaned.
Neverattempttoperform
maintenanceonthespraygun
withoutfirstperformingthe
“PressureReliefProcedure.”
1. Perform the “Pressure Relief Procedure”
and disconnect the fluid hose from the
gun.
2. Remove the end cap and the packing
spring from the rear of the gun head.
3. Using a 3/8” socket, remove the packing
seal assembly from the rear of the gun
head.
4. Soak the removed parts in the
appropriate solvent and wipe clean.
5. Inspect the parts for wear or damage and
use new parts during reassembly of the
gun, when necessary.
i
Lubricateallpackingsandmoving
partsbeforereassemblywitha
lithium-basedgrease.
6. Make sure the two retractor pins inside
the gun head are still in the correct
position.
7. Insert the packing seal assembly into the
rear of the gun head and thread it by
hand until it stops.
8. Using a 3/8” socket, tighten the packing
seal assembly. Torque to 5 Nm (3.7 ft./
lbs.).
9. Grease both ends of the packing spring
and place it over the packing seal
assembly in the gun head.
10. Place the end cap over the packing spring
so that the pilot inside the end cap seats
inside the packing spring.
11. Push the end cap toward the gun head
while threading it into the gun head.
Using a wrench, tighten the end cap
securely.
12. Perform the “Adjusting the Packing Seal
Assembly” procedure described below.
AdjustingthePackingSealAssembly
Properadjustmentofthepacking
sealassemblyisessentialto
ensurepositiveshut-offwhenthe
triggerisreleased.
1. Insert an 1/8” hex wrench through the
hole in the center of the end cap until it
seats inside the packing seal adjustment
screw.
2. Turn the packing seal adjustment
screw until the ball on the packing
seal assembly can be felt seating into
position. Then, turn the screw 1/4 turn
more for proper tension.
Replacing/RemovingtheFilter
1. Pull the bottom of the trigger guard
forward so that it comes loose from the
handle assembly.
2. Loosen and remove the handle assembly
from the gun head.
3. Pull the old filter out of the gun head.
4. Slide the new filter, tapered end first, into
the gun head.
5. Place the handle seal into the gun head
with the flat side of the seal toward the
gun head.
Flat side of
handle seal
(toward gun head)
Bevelled side of
handle seal
(toward handle)
6. Thread the handle assembly into the gun
head until secure.
7. Snap the trigger guard back onto the
handle assembly.
filter Chart
Part
Number
Application
filter
Type
filter
Color
0034383
Synthetic resin,
enamels, clean
varnishes, stains,
azures
Extrafine
Red
0043235
Base coat enamels,
primer enamels,
fillers, marking paints,
textured enamels
Fine
Yellow
0034377
Emulsions, latex
paints, acrylic paints
Medium
White
0089323
Filler paints, large area
surfaces
Coarse
Green