Hilti DX 35 User Manual

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Hilt

i-DX

35

Toolfeatures

This is your Hilti DX 35 . It is designed
for speed. convenience, and eco

and incorporates Hilt i's we ll known

safety features. It wi ll give you long and
troub

lefree service if you follow these

simple instructions for operation and

mai

nte

nance .

In

the

tool box, you w ill find
illustrations of
for

the Hilti DX 35, as well as

about

boosters and spare parts.

Index

Tool Features
Tool Parts

Deluxe Kit Contents
Operation
Operating Precautions
Application Restrictions

How to Change the Piston and Guid e

How to Change the Retenti on Spring
Cleaning and Mainte nance

Remplacement Parts and Repair Service

Warr

ant

Parts List

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If you have a question
covered by this Manual. or if you have
any special fastening prob lem, please
feel free to contact our Technica l Sales
Service Depa
your disposal free of charge.

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Tool weight 4'/4Ibs.
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booster advance
Pin range up to

Safety

All Hilti DX tools fully comply with OSHA regulations.
(1)

(2)

(3)

(4)

(5) ric

h 11

ster magazine with automa tic

featur

free-flightsafety

The tool can only be
surface.

drop-fire

If

the

tool is dropped, the sear keeps the firing pin from striking th e booster.

accidental-firing

The tool cannot be inadvertently fired, since
sequence, are required to fire

- th e guide must be fully depressed against

- th e

trigger

loading

The booster is not in position to fire during loading since:

- the magazine must be advanced by cock ing

- the guide must be fully dep ressed against the wo rk surface.
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safe

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safety

must be pulled.

safety

through-penetration

cit

y piston principle used in all Hilti DX

through

-penetration.

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work

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deliberate operations, in

surface and th en

tool and

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Tool

parts

Deluxe kit contents

The DX 35 Deluxe Kit includes the follow ing items:

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, DX 35 tool

1tool box
with selector chart

, spare piston

21/SDF

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1rubber stabilizer

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1round brush " /4'

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3 steel balls
2 shear clips
3 retaining springs

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Operation

To select the proper pin, booster, and tool equipment for the applicatio n, refer to
the Selector Chart in the kit box lid.

1. Insert the fastener, point out. into
the guide until the top-hat is held
in place by the retaining spring.

2. In one movement, pull out the base-

plate and piston sleeve to a stop,
then push them back in again. This
cocks the too l and advances the

magazine.

..

3. Insert the magazine in the base of the
handle. Slide it in completely until
it is flush with the base of the handle.

4. Place the tool perpendicular to the
wo

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DO

6

NOT

COCK

AGAINST

TOOL

HAND

rk surface and push to completely
depress the guide. Squeezethe
trigger.

5. To remove the magazine, pull it from
the top of thetool. Check for foreign

matter in the breech area.

Operating precautions

Application restrictions

1. NEVERload the tool until you are ready to use it.
WA

2. AL

3. NEVERcock the tool against the hand or point the tool at anyone.

4. IFth e booster fails to ignite:

5. ALWAYS unload the tool before:

6. NEVERleave a loaded tool unattended.

7. USEthe rubber stabilizer whenever possible.

8. AL

YS insert the fastener before cocking the tool.

work

a. Keep the tool pressed against the

b. If the boos

taking care that it never points at or near you or anyone else. Do not pull the
baseplate out.

c. Reposition thetool against the wo rk surface, push in to depress the guide,

and again squeeze the trigger.

d. If the booster still has not ignited, wa it another thirty

the magazine, and immerse the entire magazine in oil or water. Do not attempt
to use the remainder of the magazine.

- work breaks

- changing parts

- cleaning and servicing

- storing at the end of the day.

WA

YS wear gogg les and hard hat while operating powde r actuated tools.

Use ear protection when

ter

has not ignited, withdraw the tool from the work surface,

wor

king in confined areas.

surface for thirty (301seconds.

1301

seconds, remove

1. NEVERattempt to fasten at an angle to the work surface.
thr

2. NEVERfasten

3. NEVERfasten into a spalied area on concrete.

4. NEVERmake fastenings in an explosive or flammable atmosphere.

5. NEVER
glazed tile,surface-hardened or high-tensile-strength steel, glass block, live
face brick, or hollow tile.

6. NEVERfasten to concrete closer than 3 inches from an unsupported edge or

corner, or into steel closer than '/2inch from an unsupported edge or corner,

UNLESSa special guard,jig, or fixture is used or the specific application is
approved.

attempt

ough a predrilled hole unless adequate guidance is provided

to fasten into very hard or brittl e materials, such as cast iron,

rc

g. DO NOTattempt to use a defective tool.

10. KEEPboosters of different types segregated and clearly identified.

11

. ONLYuse authentic HILTI fasteners, boosters, and parts in your tool.

8

How

to change the piston and guide

Disassembly

1.

Lift the end of the annular spring and

rotate toward the top of the tool. Pull
the stop back and out to remove it.

I

4.

Separate th e baseplate from the piston

sleeve.

2.

Slide out the complete piston sleeve/
baseplate assembly.

3.

Pry

off

the shear clip with the point of
a fastener. If the shear clip is damaged,
it must be replaced.

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5.

Pull the piston out of the piston

sleeve.

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6.

Incline the baseplate and the guide will
slide out.

NOTE: If it does not slide out freely,
push it out of the baseplate with the
piston.

Assembly

7.

Insert the guide into the baseplate.

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10.

Slide the piston sleeve/baseplate
assembly into the tool.The guide groove
in the assembly must bealigned with
the opening for the stop on thetool.

-

8.

Push the piston into the end of the

piston sleeve.

9.

Slide th e baseplate and guide

combinationonto the piston sleeve.

Snap the shear clip in place.

12

11.

Replace the stop and rotate the annular
spring over it to hold it in place.

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Clean the parts and surfaces marked
in red wi th th e supplied brushed.
Pay part icular attention to cleaning
the booster chamber daily.

baseplate
internally and
externally

Steel liner, internally

guide. internally
and externally

piston,
externally

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Pistonsleeve,

internally and
externally

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Spray all parts
Lubricant before reassembling
Do not spray the inside of the steel

liner. the rnaqazine port on the tool,

ly with Hilti

them

.

For best pe
clean the tool daily or

rfor

mance,

Replacement parts and repair service

Warranty

Your HILTI powder-actuated tool is precision engineered for safety. NEVERattempt

to modify parts, since this can compromise the built-in safety.
When servicing, use only identical replacement parts. Replacement parts shown

on th e parts list are available through your local

HILTIoperates a nationwide network of Rapair Centers,and rapid serviceis a hallmark
of the HILTI system. If your tool requires service or warranty repairs, contact your
local

HILTI
or must be forwarded to the Repair Center. ISalesmen are not authorized or equipped
to perform warranty repairs themselves.)

representative, who will determine whether the tool is field repairable

HILTI

representative

This new fastening tool is a quality product of H
study and research into construction fastening methods and applications.
reasonable precaution has been taken in the manufacture of the tool to assure t
complieswith

from the date of shipment to the original purchaser. The warranty is against

in material or workmanship, provided that the system is used in accordance

HILTI

instructions; repairs have not been made by persons other than authc
HILTI service personnel; damage is not due to normal wear and tear; the toe
not been abused or misused; and the
representative for forwarding to the H

defective in material or workmanship will be replaced or repaired without cost

thanthecost of shipping and insurance.Underno circumstanceswill HILTIbeoblf

for consequential or other damages. losses, or expenses in connection with

reason of the use or inability to usethe tool for any purpose.

ILTI

customers are assured of excellent service w herever they may be.

H
representatives are prepared at all times to
of a HILTI system is entitled to the free consultation of our Technical Sales S,
Department on H

instructions in their safe use. THIS WARRANTY, WHI CH IS GIVEN EXPRESSLY
IN LIEU OF ALL OTHERWARRANTIES, EXPRESS OR IMPLIED, MERCHANTAB
AND OF FITNESS FOR PARTICULAR PURPOSE, CONSTITUTES THE
WARRANTY ORGUARANTEEMADEBY HI

HILTI

'sstandards of high quality.The HILTItool is

warr

anted

defective tool is returned to the local

ILTI

ILTI

fastening applications,maintenance of equipment, and op t

ILT!.

It has been developed thr

for

5 years

Repair Center. Parts which are found

provid e service. On request, the c

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16

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P

arts

Pa

rt

Num ber

List

Part

Description

Num be r
Requ ired

Catalogue
Number

Parts

Diagram

10

11

12
13
14
15
16

17

18
19
20
21

22

23
24
25
26
27
28
29
30
31
32

33

34
35

1

2

3

4

5
6

7

8

9

Lever Guide 1
Piston 21/SDF 1
Baseplate
Guide 21/Fl 1
Compression Spring 2
Cap Screw 2
Steel Ball 2
Dowel Pin 1
Retaining Spring 1
Friction Ring 1
Compo
Firing Pin Sprg. 1
Sear Spring
Steel Ball 1
Annular Spring 1
Stop
Retaining Ring 1
Pressure Pin 1
End Cap 1

Grip Assemb ly 1

Firing Pin Assembly
Sear 1
ReleaseLever 1
Support Strip 1
Housing
Sprg. Guide Assy. 1
Piston Guide 1
Steel Ball 1
Steel Liner Assembly
Shear Clip 1
Threaded Pin 1
Trigger Bushing 1
Trspt. Lever Spring 1
Transport Lever 1
Trigger 1

21/S1

Spring 1

M6x10 1

1

1

1

1

1

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0350855
0350854
035085
0350851
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0035625
0350848
0350847
0350846
0350919
0350911
0350842
0350841
0350840
0035627
0350838
00356
0350836

0035623

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0350974

0350996

0350988
0350986
0350989

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