3516
8
TROUBLES AND REMEDIES
Disconnect nailer
Disconnect
nailer from
from hose
Disconnect
Disconnect
nailer
nailer
from
from
fasteners.
fasteners.
fasteners.
fasteners.
TROUBLE
Air leaking from exhaust
port.
Blow does not take place.
Idle impact or nails are not
fully driven in.
Nailer operates too slowly.
Set of wear-and-tear parts
During repair
During
repair replacement
replacement of
During
During
repair
repair
replacement
replacement
the cylinder
the
cylinder and
and the
the counter
counter surfaces
the
the
cylinder
cylinder
and
and
the
the
counter
counter
hose before
before servicing.
servicing. When
hose
hose
before
before
servicing.
servicing.
POSSIBLE CAUSE
O-rings (e, g, h) or valve slide (f) is
damaged or dirty
Control parts move with difficulty
after long term storage.
Driver is jammed by a fastener.
Tool exhausts considerably in the
lowest position of the piston, O-ring
(t), bumper (v), worn or damaged. No
backstroke.
Nosepiece defective.
Tool without sufficient lubrication.
Air pressure too low.
Tool jumps.
Connection hose too long. Diameter
reduced in the air line or in the
maintenance unit (fall of pressure).
Piston completely (r) damaged.
Tip of driver worn.
Penetration setting wrongly adjusted.
Safety bracket (c) or safety yoke (b)
sluggish.
Control parts frozen-up.
Release valve (w) damaged.
Code No. 73 5656
of parts
parts the
the special
special grease
grease (code
of
of
parts
parts
the
the
special
special
grease
grease
surfaces of
of the
the O O O O - - - - rings.
rings.
surfaces
surfaces
of
of
the
the
rings.
rings.
When connecting
connecting the
the tool,
When
When
connecting
connecting
the
the
REMEDY
Clean or replace parts.
Increase air pressure and make some
trial blows. Then reduce air pressure
immediatel .
Open guide flap (k). Using a punch or
similar tool knock back the driver and
remove the obstruction in the drive
channel.
Replace damaged parts.
Have tool checked at service station.
Clean the interior pieces, grease the
counter surfaces of the O-rings and
the surface of the cylinder. Check the
lubricator.
Adjust to correct air pressure (min. 5
bar / 0,5 MPa).
Press tool more firmly onto the
workpiece.
Investigate and correct trouble.
Replace piston. At the same time
check bumper (v) for wear.
Re-grind the face of the driver tip
such that it is square to its axis.
Turn the setting nut (p) to the left.
Eliminate the jamming cause.
Check operation of water separator.
Have tool checked by service
workshop.
(code no.
no. 68
68 3868)
3868) must
must be
(code
(code
no.
no.
68
68
3868)
3868)
must
must
English I 5
tool, it it it it must
must contain
contain no
tool,
tool,
must
must
contain
contain
be applied
applied to
to the
the surface
surface of
be
be
applied
applied
to
to
the
the
surface
surface
no
no
no
of
of
of
KMR