Hilti DX462CM Bedienungsanleitung Seite 28

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8.13 Assemble the tool
1. Push the piston into the tool as far as it will go.
2. Press the marking head firmly onto the piston return
unit.
3. Screw the marking head onto the tool until it engages.
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8.14 Cleaning and servicing the X-462 HM steel
marking head
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The steel marking head should be cleaned: after a
large number of markings (20,000) / when prob-
lems occur e.g. impact extractor damaged / when
marking quality disimproves
1. Remove the marking characters by turning the lock-
ing lever to the open position
2. Remove the 4 locking screws M6x30 with an Allen
key
3. Separate the upper and lower housing parts by
applying some force, for example by using a rub-
ber hammer
4. Remove and individually check for wear and tear,
the impact extractor with O-ring, the absorbers and
adaptor assembly
5. Remove the locking lever with axle
6. Pay special attention to the wear on the impact
extractor. Failure to replace a worn or cracked impact
extractor can cause premature breakage and poor
marking quality.
7. Clean the inside head and the axle
8. Install the adaptor piece in the housing
9. Mount a new rubber O-ring on the impact
extractor
10.Insert the axle with locking lever in the bore
11.After installing the impact extractor place the absorbers
12.Join the upper and lower housing. Secure the 4
locking screws M6x30 using loctite and Allen key.
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8.15 Cleaning and servicing the X-462CM polyurethane
marking head
The polyurethane marking head should be cleaned:
after a large number of markings (20,000) / when
problems occur e.g. impact extractor damaged /
when marking quality disimproves
1.Remove the marking characters by turning the
locking lever to the open position
2.Unscrew the locking screw M6x30 approximate-
ly 15 times with an Allen key
3.Remove the breech from the marking head
4.Remove and individually check for wear and tear,
the impact extractor with O-ring, the absorbers
and adaptor assembly. If it is necessary, insert a
drift punch through the bore.
5.Remove the locking lever with axle by turning it
to the unlocked position and applying some
force.
6.Pay special attention to the wear on the impact
extractor. Failure to replace a worn or cracked
impact extractor can cause premature breakage
and poor marking quality.
7.Clean the inside head and the axle
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8.Insert the axle with locking lever in the bore and
firmly press it until it clicks into place
9.Mount a new rubber O-ring on the impact extrac-
tor
10.After placing the absorber on the impact extrac-
tor, insert them into the marking head
11.Insert the breech into the marking head and
secure the locking screw M6x30 with an Allen
key
8.16 Checking the tool following care and mainte-
nance
After carrying out care and maintenance on the tool,
check that all protective and safety devices are fitted
and that they function correctly.
NOTE
● The use of lubricants other than Hilti spray could
dammage rubber parts.