Rato RV170, Руководство по обслуживанию

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22
4-1-3 Speed Unstable
TROUBLE CAUSE REMEDY
Knocking
Sound
Piston, cylinder or piston ring is worn excessively. Replace the worn
Piston pin and piston pin hole are worn excessively. Replace piston or piston pin
Tie rod small head is worn excessively. Replace tie rod
Roller bearing for crankshaft main shaft is worn. Replace roller bearing
Abnormal
Combustion
Engine is too hot Shoot trouble
Too much carbon deposit in combustion chamber Clear away
Improper gasoline brand or low gasoline quality Replace with qualified gasoline
Spark
Lacking
There is water in float chamber Clean
improper spark plug electrodes clearance Adjust
Something wrong with induced coil, and so on Check and replace damaged parts
4-1-4 Unable Igniting
TROUBLE CAUSE REMEDY
U
nabl
e
Igni
ti
ng
Fuel
Sup
pl
y
Syst
em
Fuel is finished Refill fuel
Carburetor is clogged Check fuel line and dredge
Float is leaking Repair
Needle valve is locked Dismantle float chamber and eliminate it
Igni
ti
on
Syst
em
Spark plug is punctured, or
short-circuited by carbon deposit
Replace spark plug
Side electrode of spark plug is dropped
out
Replace spark plug and clean the cast
High-tension wire is dropped out Weld on
Ignition coil is punctured or
short-circuited
Replace ignition coil
Parking wire is located on engine body Find out meeting and insulate
The
O
ther
Cylinder is seriously scored and valve
dropped out
Repair or replace damaged parts