8
e
n
8. Care and maintenance
Unplug the supply cord from the m
ai
ns socket.
8.1 Care of insert tools
Cle
a
n off d
i
rt
a
nd dust depos
i
ts
a
nd protect your
i
nsert
tools from corros
i
on by w
i
p
i
ng them w
i
th
a
n o
i
l-so
a
ked
r
a
g from t
i
me to t
i
me.
8.2 Changing the chuck
The qu
i
ck-rele
a
se chuck must be t
i
ghtened to the spec-
i
f
i
ed torque of 40 Nm.
The key-type chuck must be t
i
ghtened to the spec
i
f
i
ed
torque of 40 Nm.
8.3 Care of the electric tool
The outer c
a
s
i
ng of the tool
i
s m
a
de from
i
mp
a
ct-res
i
s-
t
a
nt pl
a
st
i
c. Sect
i
ons of the gr
i
p
a
re m
a
de from
a
syn-
thet
i
c rubber m
a
ter
ia
l.
Never oper
a
te the tool when the vent
i
l
a
t
i
on slots
a
re
blocked. Cle
a
n the vent
i
l
a
t
i
on slots c
a
refully w
i
th
a
dry
brush. Do not perm
i
t fore
i
gn objects to enter the
i
nte-
r
i
or of the tool. Cle
a
n the outs
i
de of the tool
a
t regul
a
r
i
nterv
a
ls w
i
th
a
sl
i
ghtly d
a
mp cloth. Do not use
a
spr
a
y,
ste
a
m pressure cle
a
n
i
ng equ
i
pment or runn
i
ng w
a
ter
for cle
a
n
i
ng. Th
i
s m
a
y neg
a
t
i
vely
a
ffect the electr
i
c
a
l
s
a
fety of the tool. Alw
a
ys keep the gr
i
p surf
a
ces of the
tool free from o
i
l
a
nd gre
a
se. Do not use cle
a
n
i
ng
a
gents
cont
ai
n
i
ng s
i
l
i
cone.
8.4 Maintenance
Check
a
ll extern
a
l p
a
rts of the tool for d
a
m
a
ge
a
t regu-
l
a
r
i
nterv
a
ls
a
nd check th
a
t
a
ll controls oper
a
te f
a
ult-
lessly. Do not oper
a
te the tool
i
f p
a
rts
a
re d
a
m
a
ged or
when the controls do not funct
i
on f
a
ultlessly. If neces-
s
a
ry, your electr
i
c tool should be rep
ai
red
a
t
a
H
i
lt
i
rep
ai
r
center.
Rep
ai
rs to the electr
i
c
a
l sect
i
on of the tool m
a
y be c
a
r-
r
i
ed out only by tr
ai
ned electr
i
c
a
l spec
ia
l
i
sts.
8.5 Checks after care and maintenance
After c
a
rry
i
ng out c
a
re
a
nd m
ai
nten
a
nce on the tool,
check th
a
t
a
ll protect
i
ve equ
i
pment h
a
s been ref
i
tted
a
nd
th
a
t
a
ll p
a
rts funct
i
on f
a
ultlessly (s
i
de h
a
ndle, chuck
t
i
ghtened to spec
i
f
i
ed torque).
10. Troubleshooting
Fault
The tool doesn't st
a
rt.
No h
a
mmer
i
ng
a
ct
i
on.
The tool does not
a
ch
i
eve
full power.
The dr
i
ll b
i
t m
a
kes no
progress.
Possible cause
F
a
ult
i
n m
ai
ns supply.
Supply cord or plug defect
i
ve.
Control sw
i
tch defect
i
ve.
The funct
i
on selector sw
i
tch
i
s set to
rot
a
ry dr
i
ll
i
ng.
The extens
i
on cord
i
s too long or h
a
s
i
n
a
dequ
a
te cross sect
i
on.
Control sw
i
tch not fully pressed.
The forw
a
rds/reverse sw
i
tch
i
s set to
reverse rot
a
t
i
on.
The dr
i
ll b
i
t
i
s blunt or d
a
m
a
ged.
Remedy
Plug
i
n
a
nother electr
i
c
a
ppl
ia
nce
a
nd
check whether
i
t works.
H
a
ve the cord checked
a
nd,
i
f necess
a
ry,
repl
a
ced by
a
n electr
i
c
a
l spec
ia
l
i
st.
H
a
ve
i
t checked
a
nd,
i
f necess
a
ry,
repl
a
ced by
a
n electr
i
c
a
l spec
ia
l
i
st.
Set the funct
i
on selector sw
i
tch to h
a
m-
mer dr
i
ll
i
ng.
Use
a
shorter extens
i
on cord or
a
cord
w
i
th
a
dequ
a
te cross sect
i
on.
Press the control sw
i
tch
a
s f
a
r
a
s
i
t w
i
ll
go.
Set the sw
i
tch to forw
a
rds rot
a
t
i
on.
Regr
i
nd the dr
i
ll b
i
t t
i
p or repl
a
ce the dr
i
ll
b
i
t.
9 Tools and accessories
Chuck
Chuck
UH 650
Qu
i
ck-rele
a
se chuck
Key-type chuck w
i
th key
Printed: 07.07.2013 | Doc-Nr: PUB / 5071287 / 000 / 00
Содержание UH 650
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