Berlan BMS520A User Manual Download Page 6

Page 6 

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DEVICE DESCRIPTION 

Picture 1: 

 

 

1

 - air filter  

 

 

2

 - choke lever 

 

 

3

 - recoil starter 

 

 

4

 - Spark plug socket 

 

 

5

 - petrol tank 

 

 

6

 - exhaust pipe 

 

 

Picture 2:

 

 

 

 

7

 - Gear head 

 

 

8

 - knife protection cover 

 

Picture 3:

 

 

 

9

 - Bracket handhold 

 

10

 - Bracket shoulder strap 

 

11

 - Connector engine 

 

 

Picture 4: 

 

12

 - Speed lever 

 

13

 - Speed Bowden control 

 

14

 - wire plug of  

 

       On -/ Off switch 

 

15

 - arresting screw 

 

16

 - On -/ Off switch 

 

17

 - Speed lever interlock 

 

18

 - Speed lever 

 

 

Picture 5: 

 

19 

-

 

Screw driver 

 

20

 - spark plug wrench 

 

21

 - hex-wrench 

 

22

 - screw wrench 

 

23

 - cable retainer 

 

24

 - 3 tooth blade 

 

25

 - Shoulder strap 

 

26

 - petrol tank 

 

27

 - Retaining screw for 

 

        Blade cover 

 

28

 - Cutter for blade cover

 

29

 - Knife protection cover 

 

30

 - double-fibre head 

 

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Page 7 

GETTING 

STARTED 

   

• 

When starting engine it is possible that 
blade is turning. Make sure that when 
starting engine blade is not touching any 
objects. 

• 

Before getting started always check fol-
lowing: 

• 

Tightness of petrol system, proper condi-
tion of safety devices and cutter, Fast 
seating of all screws. 

• 

Always observe local regulations on 
noise protection. 

 

Filling in petrol: 

• 

Engine needs a petrol-oil mixture in mix-
ture ratio of  25:1. 

• 

Petrol has to be mixed before filling in 
tank. For petrol-oil mixture a quality 2 
stroke engine oil is needed. 

 

Starting cold engine: 

• 

Place device on an even, solid ground.  

• 

Open choke lever 

• 

Press petrol pump at carburettor about 5 
times so petrol is being sucked in. 

• 

Set On -/ Off switch to on „I“ position 

• 

Fix speed lever. For this you just press 
speed lever arrestor first and afterwards 
speed lever. By pressing arrestor at the 
same time you can arrest speed lever.  

• 

Now hold device tight and pull recoil 
starter out until you can feel first resis-
tance. Now pull recoil starter briskly 
through. Do not allow recoil starter to kick 
back as this could cause damage to de-
vice. 

• 

Engine has now started. Close choke 
lever after about 10 seconds and allow 
engine to warm up a bit. 

 
 

• 

Important! Due to fixed speed lever cut-
ting blade will start turning as soon as 
engine has been started. When pressing 
speed lever engine will be set back to idle 
running speed. 

• 

In case engine does not start, please 
repeat steps mentioned above. 

• 

In case engine does not start even after 
several tries please read chapter  
„Trouble shooting“. 

 

Starting warm engine: 

• 

Place device on an even, solid ground.  

• 

Set On -/ Off switch to On „I“ position 

• 

Fix speed control lever. For this you just 
press speed lever arrestor first and after-
wards speed lever. By pressing arrestor 
at the same time you can arrest speed 
lever.  

• 

Now hold device tight and pull recoil 
starter out until you can feel first resis-
tance. Now pull recoil starter briskly 
through. Do not allow recoil starter to kick 
back as this could cause damage to de-
vice. 

• 

Device should start now. In case brush 
cutter is not starting within 6 drags repeat 
steps on chapter starting cold engine. 

 

Switch off engine: 

• 

Put speed control lever back to basic 
position so engine is running in idle 
speed. Allow engine to cool down for 
about 2 minutes. 

• 

Set On -/ off switch to „0“ position. 

 

Engine and main tube: 

• 

Direct base frame to engine unit and fix 
both with help of the 4 screws included in 
delivery . Fasten screws with equal force. 

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