30 English
TROUBLESHOOTING
Chain specifications: 3/8 in. pitch, low profile narrow kerf, .043 in. chain gauge, 6-tooth drive sprocket.
Length of Bar Guide Bar Part Number Chain Part Number Drive Links
16 in. 307556001 681946001 56
BAR AND CHAIN COMBINATIONS
Problem Possible Cause Solution
Motor fails to start when
switch trigger is
depressed.
Battery is not secure.
Battery is not charged.
To secure the battery pack, make sure the bat-
tery is fully seated and the latch on the tool is
snapped into place.
Charge the battery pack according to the in-
structions included with your model.
Motor stops while switch
trigger is depressed.
Motor is overloaded. Release switch trigger, wait several seconds,
then depress trigger again. Motor should re-
start. If it doesn’t, remove battery pack, reinstall
battery pack, then try again.
Bar and chain running
hot and smoking.
Check chain tension for
over tight condition.
Chain oil tank empty.
Tension chain. Refer to Chain Tension earlier
in this manual.
Check oil tank.
Motor runs, but chain is not
rotating.
Chain tension too tight
Check guide bar and
chain assembly.
Check guide bar and
chain for damage.
Retension chain, Refer to Chain Tension
earlier in this manual.
Refer to Assembling the Bar and Chain
earlier in this manual.
Inspect guide bar and chain for damage.
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