Ruris DAC 456, Manual

Page: 122 / 164

EN
32
12. SYMPTOMS FOR STARTING PROBLEMS
Symptom Cause Remedy
No cold
starting
○ The chainsaw has no fuel
○ The switch is not in position
1
○ The air filter is clogged or full
of sawdust
○ The spark plug is fouled and
has oil deposits
○ The carburettor is clogged
with impurities
○ Lack of sparks at the spark
plug ○ Refuel the chainsaw
○ Turn the switch to position 1
○ Clean the air filter with hot
water and soap and install it dry
○ Clean the spark plug with a
brush or replace it
○ Go to an authorized RURIS
service station
○ Go to an authorized RURIS
service station
Increased fuel
consumption
○ The air filter is clogged or full
of sawdust ○ Clean the air filter with hot
water and soap and install it dry
The chain
cuts the wood
askew
○ Defective sharpening of
teeth or uneven sharpening on
each tooth ○ Sharpen the teeth, acting
evenly with the file on each
tooth
Chain link
breakage
○ Advanced chain bar wear.
Metal burrs can be seen on the
guide bar ○ Replace the guide bar
Bluish chain
links
○ Lack of chain lubrication ○ Check the chainsaw
lubrication system and replace
the chain
Guide bar with
pitting
○ The chain is not sharpened
properly and the user has
exerted pressure on the
chainsaw under load ○ Chain bar and chain
replacement
The engine
does not rev
○ The fuel filter is clogged with
impurities ○ Replace the fuel filter and
check the fuel system
The chain
does not spin
when the
engine is
accelerating
○ The chain brake is locked ○ Unlock the chain brake
Heavy smoke
from
the
engine
○ Too much oil in the mixture ○ Empty the tank and redo the
mixture according to the
operating instructions
The chain has
no lubrication
○ Lack of chain lubricating oil
in the tank
○ Clogged oil filter
○ Damaged oil pump ○ Refill the chain lubrication oil
tank
○ Replace the oil filter
○ Go to an authorized RURIS
service station