Partner P340S Betriebsanweisung Seite 7

Fig. 3A
Fig. 3C
TO INSTALL SAW CHAIN:
Always wear heavy duty gloves when
handling saw chain or making saw chain
adjustments.
1. Spread chain out in a loop with cutting
edges (A) pointing CLOCKWISE around
loop (Fig. 4A).
2. Slip the chain around the sprocket (B)
behind the clutch (C). Make sure the
links fit between the sprocket teeth
(Fig. 4B).
3. Guide the drive links into the groove (D)
and around the end of the bar (Fig. 4B).
NOTE: The saw chain may droop slightly on
the lower part of bar. This is normal.
4. Pull guide bar forward until chain is
snug. Ensure all drive links are in the bar
groove.
5. Install the clutch cover making sure the
tang is positioned in the lower hole in the
guide bar. Make sure the chain does not
slip off of the bar. Install the bar retaining
nut hand tight and follow tension
adjustment instructions
SAW
ADJUSTMENT.
NOTE: The guide bar retaining nuts are
installed only hand tight at this point
because saw
required. Follow instructions in Section
SAW CHAIN TENSION ADJUSTMENT.
A
Fig. 4A
SAW CHAIN TENSION ADJUSTMENT
Proper tension of saw chain is extremely
important and must be checked before
starting, as well as during any cutting
operation.
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Taking
A
adjustments to the saw chain will result in
improved
prolonged chain life.
Fig. 3B gloves when handling saw chain or making
saw chain adjustments.
D
TO ADJUST SAW CHAIN:
C
E
1. Hold nose of guide bar up and turn
B
Fig. 3D
F
2. After making adjustment, and while still
G
Fig. 3E
NOTE: If chain is difficult to rotate on
guide bar or if it binds, too much tension
has been applied. This requires minor
adjustment as follows:
A. Loosen the bar retaining nuts so they
B. When saw chain has proper tension,
stretches, requiring adjustment after as
few as 5 cuts. This is normal with a new
chain, and the interval between future
adjustments will lengthen quickly.
in Section
CHAIN TENSION
chain adjustment is
LOOSE or TOO TIGHT, the sprocket, bar,
chain, and crankshaft bearings will wear
D
B
more rapidly. Study Fig. 6 for information
concerning correct
correct warm tension (B), and as a guide for
when saw chain needs adjustment (C).
C
Fig. 4B
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the time to make
cutting performance
WARNING:
Always wear heavy duty
adjustment screw (A) CLOCKWISE to
increase chain tension. Turning screw
COUNTERCLOCKWISE will decrease
amount of tension on chain. Ensure the
chain fits snugly all the way around the
guide bar (Fig. 5).
holding nose of bar in the uppermost
position, tighten the bar retaining nuts
securely. Chain has proper
when it has a snug fit all around and
can be pulled around by gloved hand.
are finger tight. Decrease tension by
turning the bar adjustment screw
COUNTERCLOCKWISE slowly. Move
chain back and forth on bar. Continue to
adjust until chain rotates freely, but fits
snugly. Increase tension by turning bar
adjustment screw CLOCKWISE.
hold nose of bar in the uppermost
position and tighten the 2 bar retaining
nuts securely.
CAUTION:
A new saw
A
Fig. 5
CAUTION:
If saw chain is TOO
cold tension
A C
B
Fig. 6
needed
and
tension
chain
(A),