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WARNING
Do not use halogenated hydrocarbon
solvents such as methylene chloride or
1,1,1 trichloroethane in this motor
An explosion can result within an
enclosed device capable of containing
pressure when aluminum and/or
zinc-plated parts come in contact with
halogenated hydrocarbon solvents
Failure to comply may result in death
or serious injury
WARNING
Release all pressure within the system
prior to performing any overhaul
procedure
• Disconnect air supply line from motor
• Operate control valve to discharge
remaining pressure within system
into appropriate container
Failure to comply may result in death or
serious injury
WARNING
Do not point a control valve at any
portion of your body or another person
Accidental discharge of pressure and/or
material can result in personal injury
Failure to comply may result in death
or serious injury
Overhaul
NOTE
Refer to Fig. 1, page 6 and 2, page 7
for component identification on
overhaul procedures
Disassembly
Separate air motor from pump tube
Refer to pump manual for details
Air motor
1 Remove cover (2)
1.1 Pry and swing cover sideways away
from cylinder (1) (→ Fig. 3)
2 Remove screws (22) from top cap (21)
3 Remove top cap from cylinder
4 Remove muffler (5) from cover
5 Remove o-ring (20) and gasket (8)
from top cap
6 Remove gasket (8) from bottom cap
Cover removal and installation
1)
1)
Snap pivot
2)
Push down to snap cover on
3)
Pry and swing out to remove cover
9
Logic components
NOTE
Do not pry any logic component from
cylinder
Damage to components may occur
NOTE
The following step requires a blunt rod
tool If available, use end of screw (22)
7 Push on pilot piston (7) with tool
7.1 Remove logic components from
cylinder
8 Push remaining exhaust adapter (4) from
inside of cylinder with blunt tool
9 Remove directional spools (14) with
attached components, pilot pistons (7),
pilot adapters (19), and shaft (16) from
exhaust adapter
2)
2
Fig. 3
3)
1
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