Parker PGBC-5200, Руководство пользователя, Страница: 27 / 31

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TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
Spool retainer hard to
turn
Screw threads dirty or damaged.
Clean threads and lubricate with grease - if no improvement,
replace spool retainer
Oil drips from muffler
Operating trimmer at part
throttle
Operate trimmer at full throttle
Check oil/fuel mixture Use fresh fuel and the correct 2-cycle oil mix
Air filter dirty
Clean air filter. Refer to “Replacing and Cleaning Air
Filter” earlier in this manual
Carburettor requires adjustment Turn mixture needle clockwise 1/16 turn
Spool / Three Tooth
Blade does not rotate
when engine speed is
increased
Top and bottom shafts are not
correctly engaged.
Remove the bottom shaft and re-insert ensuring the joint is correctly
connected and engaged.
Excessive vibration
is felt when using the
three tooth blade
Top and bottom shafts are not
correctly engaged
Remove the bottom shaft and re-insert ensuring the joint is correctly
connected and engaged.
Three tooth blade is not installed
centrally
Reinstall the three tooth blade ensuring the blade is installed centrally
and with the correct washers
TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
Spool will not unwind
String welded to itself Lubricate with silicone spray
Not enough string on spool
Install more string. Refer to “String Replacement”
earlier in this manual
Grass wraps around
shaft housing and
string-head
Cutting tall grass at ground
level
Cut tall grass from the top down
Operating trimmer at part
throttle
Operate trimmer at full throttle