Efco MT 3700 Operator's Instruction Manual page 16

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16
ASSEMBLY
turned by hand without binding, see Fig. 28. Ensure that the
chain brake is not set.
NOTE: If chain is too tight, it will not rotate. Loosen bar nuts
slightly and turn adjusting screw 1/4 turn counterclockwise.
Lift the tip of the guide bar up and retighten bar nuts.
WARNING: Check the chain tension frequently when
operating the chain saw. Never touch or adjust the
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chain while the motor is running. The saw chain is
very sharp, always wear protective gloves when
performing maintenance to the chain.
WARNING: The replacement chain must have the
same or lower kickback characteristics as that origi-
nally supplied.
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WARNING: If the saw is operated with a loose chain,
the chain could jump off the guide bar and result in
serious injury.
WARNING: Never start the saw with the sprocket
cover loose.
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