Chain Adjustment - Husqvarna 137 Manual De Instrucciones

Cutters Depth Gauge
_Drive Links _ "
5. Place chain over and b ehind clutch, fit-
ting the drive l inks i nthe clutch drum
sprocket.
Chain Adjustment
Tool (Bar Tool)
Adjusting the tension:
Chah_ tension is very important. Chain
stretches during use. This is especially true
during the first few times you use your saw.
Always check chain tension each time you
use and refuel your saw.
1. Lift lever on bar knob and turn counter-
clockwise 1 _, - 2 turns to loosen clutch
cover.
6. Fit bottom of drive links between the
teeth in the sprocket in the nose of the
guide bar.
7. Fit chain drive links in bar groove.
8. Pull the bar forward until the chain
snug in the guide bar groove. Ensure all
drive links are in the bar groove.
9. Now, install clutch cover making sure the
adjusting pin is positioned in the adjust-
ing pin hole in the guide bar.
CAUTION: It is very important when instal-
ling the clutch cover that the adjusting pin
aligns into the adjusting pin hole in the bar. Fail-
ure to install the clutch cover correctly may re-
sult in permanent damage to your chain saw.
LOOSEN
2. Turn adjusting wheel (downward direction)
to tension chain until chain solidly contacts
bottom of guide bar rail Lift tip of guide bar
while adjusting tension.
Tighten _ Loosen
chain _chain
Back
view of
clutch
Adjusting pin
10. install bar knob and finger tighten only.
Do not tighten any further at this point.
Once the chain is tensioned, you will
need to tighten bar knob.
CHAIN TENSION (Including units with
chain already installed)
NOTE: When adjusting chain tension,
make sure the bar knob is loosened 1 _/2- 2
turns. Attempting to tension the chain when
the bar knob is tight can cause damage.
Checking the tension:
Use the screwdriver end of the chain adjust-
ment tool (bar tool) to move the chain around
the bar. if the chain does not rotate, it is too
tight. If too loose, the chain will sag below the
bar.
Adjusting Wheel
3. Using the screwdriver end of the chain
adjustment tool (bar toot), move chain
around guide bar to ensure all links are in
bar groove.
4. While lifting tip of guide bar. tighten bar
knob securely (clockwise). Hand tight-
en only!
TIGHTEN