Nordson 3100V Series Customer Product Manual page 185

B
1-10
Hydraulics
4.
Pump Bepair Procedures
Pump
Air
Section Check
@ontd)
5.
Take appropriate action based on the source
of
the leak.
Use
these procedures to replace the piston pump, to replace any pump
component, or to clean pump components.
Refer to
the parts lists at the
end
of
this section for the part numbers of any components that need to
be replaced.
You
can also use the pump parts list illustration as a guide
as
your perform the following disassembly and reassembly procedures.
NOTE:
lf
you are replacing only the actuator, you do not need to remove
the
pump.
To replace only
the actuator, complete Replacing
the
Actuator
in
Actuator Repair Procedures.
Air is Action
Not leaking Replace
the pump cover and return to Table B
1-1.
Leaking from the
actuator's top or
bottom
exhaust
port
Replace
the piston cups and washers. Befer
to the
appropriate procedures in Cleaning or Rebuilding
the Pump.
Leaking from the
top
of
the
hydraulic shaft
Replace
the U-cup.
Refer to the appropriate
procedures in Cleaning or Rebuilding the Pump.
Leaking
between the air
cylinder head
and the
air
cylinder or
between the air
cylinder and the
pump mount
Replace
the air cylinder and pump mount O-rings.
Referto the appropriate proceduresin Cleaning or
Rebuilding the Pump.
Leaking
between
the
actuator and
the
air
cylinder
Replace the actuator O-rings. Refer to the
appropriate procedures in Cleaning or Rebuilding
the Pump.
Bl EN-02-[3V-X-AGXX]-2
41-3000y
lssued
5/00
e000
Nordson
Corporation
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