Functional Description; Overload Protection; Overheat Protection; Overdischarge Protection - Makita DUC307 Instruction Manual

FUNCTIONAL DESCRIPTION

CAUTION:
Always be sure that the tool is
switched off and the battery cartridge is removed
before adjusting or checking function on the tool.
Installing or removing battery cartridge
CAUTION:
Always switch off the tool before
installing or removing of the battery cartridge.
CAUTION:
Hold the tool and the battery car-
tridge firmly when installing or removing battery
cartridge. F a i l u r e t o h o l d t h e t o o l a n d t h e b a t t e r y
cartridge firmly may cause them to slip off your hands
a n d r e s u l t i n d a m a g e t o t h e t o o l a n d b a t t e r y c a r t r i d g e
and a personal injury.
► Fig.3: 1. R e d i n d i c a t o r 2. B u t t o n 3. B a t t e r y c a r t r i d g e
T o r e m o v e t h e b a t t e r y c a r t r i d g e , s l i d e i t f r o m
w h i l e s l i d i n g t h e b u t t o n o n t h e f r o n t o f t h e c a r t r i d g e .
T o i n s t a l l t h e b a t t e r y c a r t r i d g e , a l i g n t h e t o n g u e o n t h e
b a t t e r y c a r t r i d g e w i t h t h e g r o o v e i n t h e h o u s i n g a n d s l i p
i t i n t o p l a c e . I n s e r t i t a l l t h e w a y u n t i l i t l o c k s i n p l a c e
w i t h a l i t t l e c l i c k . I f y o u c a n s e e t h e r e d i n d i c a t o r a s
shown in the figure, it is not locked completely.
CAUTION:
Always install the battery cartridge
fully until the red indicator cannot be seen. I f n o t ,
it may accidentally fall out of the tool, causing injury to
y o u o r s o m e o n e a r o u n d y o u .
CAUTION:
Do not install the battery cartridge
forcibly. I f t h e c a r t r i d g e d o e s n o t s l i d e i n e a s i l y , i t i s
n o t b e i n g i n s e r t e d c o r r e c t l y .
Indicating the remaining battery capacity
Only for battery cartridges with the indicator
► Fig.4: 1. I n d i c a t o r l a m p s 2. C h e c k b u t t o n
P r e s s t h e c h e c k b u t t o n o n t h e b a t t e r y c a r t r i d g e t o i n d i -
c a t e t h e r e m a i n i n g b a t t e r y c a p a c i t y . T h e i n d i c a t o r l a m p s
l i g h t u p f o r a f e w s e c o n d s .
Indicator lamps
Lighted Off
t h e t o o l
Remaining
capacity
Blinking
7 5% t o 1 00%
50% t o 7 5%
25% t o 50%
0% t o 25%
C h a r g e t h e
b a t t e r y .
T h e b a t t e r y
m a y h a v e
m a l f u n c t i o n e d .
NOTE: D e p e n d i n g o n t h e c o n d i t i o n s o f u s e a n d t h e
ambient temperature, the indication may differ slightly
f r o m t h e a c t u a l c a p a c i t y .
NOTE: The first (far left) indicator lamp will blink when
t h e b a t t e r y p r o t e c t i o n s y s t e m
Tool / battery protection system
T h e t o o l i s e q u i p p e d w i t h a t o o l / b a t t e r y p r o t e c t i o n s y s -
tem. This system automatically cuts off power to the
m o t o r t o e x t e n d t o o l a n d b a t t e r y l i f e . T h e t o o l w i l l a u t o -
m a t i c a l l y s t o p d u r i n g o p e r a t i o n i f t h e t o o l o r b a t t e r y i s
p l a c e d u n d e r o n e o f t h e f o l l o w i n g c o n d i t i o n s :

Overload protection

W h e n t h e t o o l o r b a t t e r y i s o p e r a t e d i n a m a n n e r t h a t
c a u s e s i t t o d r a w a n a b n o r m a l l y h i g h c u r r e n t , t h e t o o l
automatically stops. In this situation, turn the tool off
a n d s t o p t h e a p p l i c a t i o n t h a t c a u s e d t h e t o o l t o b e c o m e
o v e r l o a d e d . T h e n t u r n t h e t o o l o n t o r e s t a r t .

Overheat protection

W h e n t h e t o o l o r b a t t e r y i s o v e r h e a t e d , t h e t o o l s t o p s
a u t o m a t i c a l l y . I n t h i s c a s e , l e t t h e t o o l a n d b a t t e r y c o o l
b e f o r e t u r n i n g t h e t o o l o n a g a i n .
NOTE: I n h i g h t e m p e r a t u r e e n v i r o n m e n t , t h e o v e r -
h e a t p r o t e c t i o n l i k e l y t o w o r k a n d t h e t o o l s t o p s
a u t o m a t i c a l l y .

Overdischarge protection

W h e n t h e b a t t e r y c a p a c i t y i s n o t e n o u g h , t h e t o o l s t o p s
a u t o m a t i c a l l y . I n t h i s c a s e , r e m o v e t h e b a t t e r y f r o m
t o o l a n d c h a r g e t h e b a t t e r y .
Protections against other causes
P r o t e c t i o n s y s t e m
t h a t c o u l d d a m a g e t h e t o o l a n d a l l o w s t h e t o o l t o s t o p
a u t o m a t i c a l l y . T a k e a l l t h e f o l l o w i n g s t e p s t o c l e a r t h e
c a u s e s , w h e n t h e t o o l h a s b e e n b r o u g h t t o a t e m p o r a r y
h a l t o r s t o p i n o p e r a t i o n .
1. Turn the tool off, and then turn it on again to
r e s t a r t .
2. C h a r g e t h e b a t t e r y ( i e s ) o r r e p l a c e i t / t h e m
r e c h a r g e d b a t t e r y ( i e s ) .
3 . L e t t h e m a c h i n e a n d b a t t e r y ( i e s ) c o o l d o w n .
I f n o i m p r o v e m e n t c a n b e f o u n d b y r e s t o r i n g p r o t e c t i o n
s y s t e m , t h e n c o n t a c t y o u r l o c a l M a k i t a S e r v i c e C e n t e r .
NOTICE:
If the tool stops due to a cause
not described above, refer to the section for
troubleshooting.
14 ENGLISH
w o r k s .
i s a l s o d e s i g n e d f o r o t h e r c a u s e s
t h e
w i t h