Troubleshooting; Malfunctions And Causes; Malfunctions And Causes With V-Belts - Schwamborn BEG 90 Originalbetriebsanleitung

EN Concrete troweling BEG 90

8 Troubleshooting

8 Troubleshooting
Only suitably knowledgeable, qualified profes­
sional technicians may perform repairs on the
machine.

8.1 Malfunctions and causes

Malfunction
The machine does not start
Uneven running of the
machine

8.2 Malfunctions and causes with V-belts

Malfunction
Ribbed belt breaking after
a short period of time
Cuts and splits in the ribs
Severe belt vibration
Excessive wear of ribs
Belt too warm
18
Cause
No fuel
Wrong fuel
Spark plug defect
Dead man's switch defective /
not pressed
Petrol filter clogged
Carburettor dirty
Motor switch on motor not switched
on
Not enough motor oil
Petrol filter dirty / insufficient fuel
Air filter dirty
Choke betätigt
Spark plug defect
Carburettor dirty
Working tools defect
Not enough motor oil
Cause
Belt not properly installed
Ingress of foreign bodies / chemicals
Gearbox [6, Fig. A] blocked
Belt slip
Too low belt tension
Belt that gets caught on protruding
parts
Centrifugal clutch does not release
Rectification
Refill fuel (min. 86 octane)
Replace fuel with the correct one
Replace spark plug
Replace / press dead man's switch
Clean petrol filter
Clean carburettor
Set motor switch to "ON" position
Refill/change motor oil
Clean petrol filter/ refill fuel
Clean air filter
Choke öffnen
Replace spark plug
Clean carburettor
Replace working tools
Refill/change motor oil
Rectification
Use suitable installation techniques
Check belt guard, replace if ne­
cessary
Check for lubrication
Check belt tension
Tighten / replace belt
Remove protruding parts
Replace clutch springs or
increase motor speed