BOXER KING 5600 - Page 97

Service Manual 04/2010 Rev.B
97
 If there is an oil leaking between the flange
and the chuck arm, the small “O” ring #2
(Fig.204) is damaged and it must be replaced.
Fig.204
TO CHECK THE MANIFOLD REVOLVING “O”
RINGS:
 Switch on the machine.
 Open and close the chuck arms and keep the
cylinder under pressure in both positions.
 If there is an oil leaking from the manifold
nuzzle shown in Fig.205, the inner O rings are
defective and they must be replaced.
Fig.205
TO CHECK THE FRONT FLANGE SEALS:
 Switch on the machine.
 Close the chuck arms and keep the cylinder
under pressure.
 If there is an oil leaking chuck piston rod, the
flange seals are defective and they must be
replaced.
TO CHECK THE PISTON SEALS:
 Switch on the machine.
 Open the chuck arms.
 Remove the upper oil hose from the manifold
revolving (Fig.206).
Fig.206
 Press the command “Open” on portable
control to keep under pressure the chuck
cylinder.
 If the manifold will show a considerable oil
leaking, the piston seals are defective and
they must be replaced.
TO REPLACE THE REAR FLANGE LARGE
AND SMALL “O” RINGS:
 Remove the rear flange from the chuck
cylinder 6.5.
 Replace the O rings.
 Install the rear flange on the chuck cylinder
6.5.
 Check if the machine works fine.
TO REPLACE THE MANIFOLD REVOLVING
“O” RINGS:
 Remove the manifold revolving following 6.5
without dismount the whole rear flange from
chuck cylinder.
 Replace the defective O rings (Fig.160).
 Install the manifold revolving on the cylinder
flange 6.5.
 Check if the machine works fine.
TO REPLACE THE PISTON SEALS:
 Turn on the machine and open the chuck
arms completely.
 Position the chuck in cross way (Fig.207).
 Turn the machine off.
 Remove the protection #1 (Fig.207).
 Remove the nut #2 (Fig.207).
 Remove the cross #3 (Fig.207).
 Remove the spacer between the crosses.
 Lock FIRMLY the bolt #A (Fig.208) of all 4
arms to keep them opened without the
crosses.