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Hitachi Chainsaw CS 33EB User Manual

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Fig. 43
SHARPENING ANGLES FOR SHARPENING SAW 
CHAIN
1. Part Number
91VG
2. Pitch
3/8″
3. Depth Gauge Setting
0.025″
4. Side Plate Filing Angle
80°
5. Top Plate Angle
30°
6. File Guide Angle
90°
Maintenance schedule
Below you will fi nd some general maintenance 
instructions. For further information please contact 
HITACHI dealer.
Daily maintenance
○  Clean the exterior of the unit.
○  Clean the chain oil fi lter port.
○ Clean the groove and oil fi lter port in the guide 
bar.
○  Clean the side case of saw dust.
○  Check that the saw chain is sharp.
○  Check that the bar nuts are suffi  ciently tightened.
○ Make sure that the chain transport guard is 
undamaged and that it can be securely fi tted.
○ Check that nuts and screws are suffi  ciently 
tightened.
  Especially inspect the bolt of muffl  er and ensure 
that they are properly tightened before starting 
engine. Should any of the bolts be loose, 
retighten them immediately. Failure to do so 
could result in serious hazard.
○  Check the tip of the bar. Please exchange it for 
the new one when it is worn out.
○  Check the band of chain brake. Please exchange 
it for the new one when it is worn out.
Weekly maintenance
○ Check the starter, especially cord and return 
spring.
○  Clean the exterior of the spark plug.
○  Remove the spark plug and check the electrode 
gap. Adjust it to 0.024″ (0.6 mm) or change the 
spark plug.
○  Clean the cooling fi ns on the cylinder and check 
that the air intake at the starter is not clogged.
○  Clean the air fi lter.
Monthly maintenance
○  Rinse the fuel tank with gasoline, and clean fuel 
fi lter.
○  Clean chain oil fi lter.
○  Clean the exterior of the carburetor and the space 
around it.
○  Clean the fan and the space around it.
○  Clean the muffl  er of carbon.
NOTE
  When ordering the parts to your nearest dealer, 
please use the item numbers showing on the 
parts breakdown section in this instruction.
MODEL 
NO.
OREGON
BAR NO.
LENGTH-
TYPE
CHAIN NO.
CS33EB
26779
26780
160NDEA041
12″ (300 mm)
14″ (350 mm)
16″ (400 mm)
91VG-045X
91VG-052X
91VG-057X
19
English
000Book_CS33EB_US.indb   19
000Book_CS33EB_US.indb   19
2009/09/04   10:24:51
2009/09/04   10:24:51