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WARNING
Relieve air and fluid pressure before servicing the
regulator.
To reduce the risk of serious bodily injury, fluid in-
jection, splashing in the eyes or skin, injury from
moving parts, ALWAYS open the bleed–type mas-
ter air valve (required) to relieve system air pres-
sure and trigger the gun or dispense valve and
open any fluid drain valves to relieve fluid pressure.
If the regulator fails to operate, operates roughly, vi-
brates, etc., follow the WARNING above. Remove the
regulator and service it as follows.
Disassemble the regulator. See the drawings on page 5.
This chart identifies the available repair kits for the regulators covered in this manual.
The cutaway drawings shown on page 5 show the contents.
104–266
104–267
171–937
110–234
104–815
110–341
111–804
110–318
308–167
REPAIR
REPAIR KIT CHART
REPAIR KITS
X
X
X
X
X
X
X
X
Wash the parts with household soap and water or dena-
tured alcohol. Wipe the parts dry with a clean, soft, dry
rag. Use compressed air to blow dirt and contaminants
out of the regulator body.
CAUTION
Do not use trichloroethylene, acetone or similar
solvents to clean the regulator. These solvents
could damage the regulator parts.
Inspect all parts for wear or damage. Replace damaged
parts.
Lubricate the bearing area, adjusting screw threads, and
spring ends with No. 2 lithium-base grease. Reassemble
the regulator.
When installing the diaphragm, be sure the disc is firmly
in place. Install the disc stem in the center hole of the dia-
phragm. Torque the spring housing to 45 in–lb
(51 N.m).
X
X
X
X
X
X
X
X
X
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