Technical Information · issue 43 of 2006
New saw chains STIHL .325" Rapid™ Super C (RSC)
IssueTI 43/2006
Full text
Page 1 of 4
STIH)
Technical Information 43.2006
New saw chains .325" STIHL Rapid™ Super C (RSC) – Series 3637
Series 3638
Series 3639
Contents
1. Saw chain STIHL Rapid™ Super C (RSC)
2. Saw chain types
3. Service note
4. Spare parts for .325" saw chains
1. Saw chain STIHL Rapid™
Super C (RSC)
The new reduced vibration STIHL Rapid™ Super C
saw chains with chisel tooth feature reduced
vibration and high cutting performance.
The STIHL Rapid™ Super C transmits fewer
vibrations from the chain to the guide bar, chain saw
and saw operator. They are characterized by low
levels of vibration with high cutting performance.
The new saw chains can be used for all jobs for
689TI114 KN
which the .325" saw chains are designed.
Depth gauge and cutting edges (side and top plate
cutting edges) of the new cutters are identical with Cutters and tie straps are tapered at the heel of the
those of the STIHL Rapid™ Super saw chains. The running surface. The clearance between cutter and
new saw chains are available with a pitch of .325" guide bar allows the cutter to tilt back with a
and a drive link gauge of .063", .058" and .050" vibration dampening effect.
(1.6 mm, 1.5 mm and 1.3 mm).
The new saw chain is color-coded yellow.
TI_43_2006_30_01_01.fm englisch / English USA
)m~ge 2 Technical Information 43.2006
1.1 Function 1.3 Identifying features of the Rapid™ Super C
689TI116 KN
689TI115 KN
When the cutting edge contacts the timber, the . A "C" is stamped into the cutters.
cutter gently tilts backwards. Most of the impact
energy is absorbed by the saw chain. Depending on
the type of chain saw used, this can reduce vibration
by up to 30%.
1.2 Advantages
. Reduced vibration
. Good cutting performance
689TI065 KN
. Arrow heads incorporated into the tie straps
indicate the direction of movement of the saw
chain (see service note 3).
1.4 Sharpening the saw chain
Depth gauge setting, side and top plate angle of the
STIHL Rapid™ Super C are identical with those of
the STIHL Rapid™ Super saw chains and are
sharpened in the same way.
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Technical Information 43.2006 Page 3
2. Saw chain types
Chain types Short name Chain pitch Drive link gauge
3637 23 RSC .325" .050" (1.3 mm)
3638 25 RSC .325" .058" (1.5 mm)
3639 26 RSC .325" .063" (1.6 mm)
The STIHL Rapid™ Super C (RSC) saw chains are
available in the same cut lengths as the Rapid
Super chain.
3. Service note
The following work described applies for all STIHL 2 1
saw chains with .325" chain pitch in future.
The saw chain can be serviced with the rivet
spinners and chain breakers NG 3, NG 4, NG 5 and
NG 7.
3.1 Replacing cutters
Repair kits "Right-hand cutter" and "Left-hand
689TI117 KN
cutter" are available for replacement. Each repair kit
comprises five cutters and five pre-set tie straps.
Note the direction of the tie strap (arrow head) and Left-hand pre-set tie strap (1) 3629 660 7200
cutter - The taper of the tie strap and cutter must be Right-hand tie strap without rivet (2) 3629 662 4200
to the rear of the direction of travel.
3.2 Replacing tie straps .325" STIHL Rapid™ Micro™ 2 saw chains
Left-hand pre-set tie straps 3629 660 7200 and When replacing the left-hand triple-hump tie straps,
right-hand tie straps without rivet 3629 662 4200 will the pre-set tie strap 3629 660 7200 is assembled in
be available in future for replacing tie straps the opposite direction indicated by the arrow.
between the cutters.
3.3 Cutting rolls of chain to length
Left-hand pre-set tie straps 3629 660 7200 and
right-hand tie straps without rivet 3629 662 4200 will
be enclosed with the rolls of chain in future.
TI_43_2006_30_01_01.fm
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4. Spare parts for .325" saw chains
Item Part name Part No. Use
1)
1 Repair kit, "right-hand cutter" 3629 007 1000 23, 25, 26 RM
23, 25, 26 RM2
2 Repair kit, "left-hand cutter" 2) 3629 007 1001 23, 25, 26 RMC
23, 25, 26 RMC3
3 Repair kit, "right-hand cutter" 1) 3639 007 1000 23, 25, 26 RS
23, 25, 26 RSC
4 Repair kit, "left-hand cutter" 2) 3639 007 1001 23, 25, 26 RS
23, 25, 26 RSC
5 Pre-set tie strap 3629 660 7200 All .325" saw chains
6 Tie strap without rivet 3629 662 4200 All .325" saw chains
7 Triple-hump right-hand tie strap 3977 662 3900 23, 25, 26 RM2
8 Triple-hump left-hand tie strap 3977 662 4000 23, 25, 26 RM2
Remarks
1) Includes five right-hand cutters and five left-hand pre-set tie straps
2) Includes five left-hand cutters and five right-hand pre-set tie straps
© ANDREAS STIHL AG & Co. KG, 2006 Technical Documentation
D1/MTK-bl
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Extracted from the manufacturer's 2012 service catalogue. Most of these PDFs embed fonts with a shifted character map, so the text above was recovered rather than copied — read it as a faithful but imperfect transcription, and treat the page image above each block as the authority where the two disagree — the figures exist only there, because they are vector drawings that text extraction cannot keep.