Ryobi P2507 - Page 24

24 - English
NOTE: When replacing the guide bar and chain,
always use the specified bar and chain listed in
the Bar and Chain Combinations section later
in this manual.
 Remove the battery pack before you do any
work on the chain saw.
 Remove the bar mounting nut using the
combination wrench provided.
 Remove the chain cover.
 Remove the bar and chain from the mounting
surface.
 Remove the old chain from the bar.
 Lay out the new saw chain in a loop and
straighten any kinks. The cutters should face
in the direction of chain rotation. If they face
backwards, turn the loop over.
 Place the chain drive links into the bar groove
as shown.
NOTE: Make certain of direction of chain.
MAINTENANCE
BAR
GROOVE
CHAIN DRIVE
LINKS
Fig. 27
CHAIN
TENSION PIN
HOLE
ADJUSTING
PIN
Fig. 28
BAR STUD
BAR
MOUNTING
NUT
CHAIN
COVER
Fig. 24
CHAIN
TENSIONING
SCREW
BAR MOUNTING
NUT
Fig. 25
BAR
BAR MOUNTING
NUT
CHAIN
COVER
MOUNTING
SURFACE
CHAIN
Fig. 26
CHAIN DRIVE LINKS
CUTTERS
CHAIN ROTATION