Technical Information · issue 44 of 2008
Carburetor; Cover, filter cover, filter housing, spacer flange; Summary
IssueTI 44/2008
Part changes (6)
| Was | Becomes | What the bulletin says |
|---|---|---|
| 4180 120 0601 | 4180 120 0607 | 1 New carburetor C1Q-S130 A (4180 120 0601) will be replaced by the carburetor (4180 120 0607) C1Q-S130A (4180 120 0607). |
| 4180 121 3001 | 4180 121 3004 | 1 Choke shaft screw H: 4 turns open The previous choke shaft 4180 121 3001 is Standard setting with limiter caps replaced by the new version 4180 121 3004. |
| 4180 120 7101 | 4180 120 7106 | 2 Throttle shaft with lever Service notes The previous throttle shaft with lever 4180 120 7101 The new choke knob can only be combined with the will be replaced by the version 4180 120 7106. |
| 4180 182 9501 | 4180 182 9502 | 5 Choke knob 1 3 The choke knob 4180 182 9501 will be replaced by version 4180 182 9502 with a larger grip area. |
| 4180 140 1001 | 4180 140 1004 | 1 Filter housing The previous filter cover 4180 140 1001 is being The previous filter housing 4180 140 2801 will be replaced by the new version 4180 140 1004. |
| 4180 121 1601 | 4180 121 1604 | 2 Spacer flange The previous filter cover 4180 140 1001 remains The previous spacer flange 4180 121 1601 is being available for older machines that are equipped with replaced by the new version 4180 121 1604. |
Full text
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STIH)
Technical Information 44.2008
Brushcutter STIHL FS 130 – Series 4180
KombiEngine STIHL KM 130 – Series 4180
Pole pruners STIHL HT 130, 131 – Series 4182
Contents
1. Carburetor
2. Cover, filter cover, filter housing, spacer flange
3. Summary
1. Carburetor 1.2 Carburetor Adjustment
In the future, the previous carburetor C1Q-S98B 1.2.1 New carburetor C1Q-S130 A
(4180 120 0601) will be replaced by the carburetor (4180 120 0607)
C1Q-S130A (4180 120 0607). The new carburetor
stands out because of a modified accelerator pump, Basic setting without limiter caps
choke shaft and throttle shaft with lever. Low speed screw L: 21/2 turns open
1.1 Spare parts/service note High speed adjustment
The previous carburetor C1Q-S98B screw H: 41/2 turns open
(4180 120 0601) remains available for older Standard setting with limiter caps
machines that are equipped with the previous filter
cover 4180 140 1001 and the previous choke knob Low speed screw L: 3/4 turn open
(4180 182 9501). (max. to stop)
The new carburetor C1Q-S130A (4180 120 0607)
High speed adjustment 3/4 turn open
can only be combined with the new filter cover
screw H: (max. to stop)
4180 140 1004 and the new choke knob
4180 182 9502 (see b 1.5 and b 2.2 ).
TI_44_2008_30_01_01.fm englisch / English USA
)m~ge 2 Technical Information 44.2008
1.2.2 Carburetor C1Q-S98B (4180 120 0601) 1.4 Choke shaft and throttle shaft with lever
Basic setting without limiter caps To improve sealing of the choke shaft and the
throttle shaft with lever, the shaft seals of the
Low speed screw L: 21/2 turns open
carburetor housing are being changed.
High speed adjustment
1.4.1 Choke shaft
screw H: 4 turns open
The previous choke shaft 4180 121 3001 is
Standard setting with limiter caps replaced by the new version 4180 121 3004.
Low speed screw L: 3/4 turn open The previous through hole in the carburetor housing
(max. to stop) is being replaced by a blind hole.
High speed adjustment 3/4 turn open
screw H: (max. to stop)
1.3 Pump piston kit, accelerator pump
249TI067 KN
a
Left: previous carburetor housing with through
4 hole (arrow) for previous choke shaft
3
249TI066 KN
2 4180 121 3001
61 Right: new carburetor housing with blind hole for
new choke shaft 4180 121 3004
The previous individual parts of the accelerator
pump (strainer (1), piston (2), sealing ring (3) and
compression spring (4)) will be replaced by the Supply of spare parts
pump piston kit 1137 120 9703.
The previous choke shaft (4180 121 3001) remains
For improved sealing against dirt, the previous available for the carburetor C1Q-S98B
strainer (1) in the cylinder bore (a) ahead of the (4180 120 0601).
throttle shaft (5) will be replaced by the new cap (6).
Supply of spare parts
The previous individual parts of the accelerator
pump remain available for the previous carburetor.
The new pump piston kit (1137 120 9703) can only
be installed with the new carburetor C1Q-S130
(4180 120 0607).
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Technical Information 44.2008 Page 3
1.4.2 Throttle shaft with lever Service notes
The previous throttle shaft with lever 4180 120 7101 The new choke knob can only be combined with the
will be replaced by the version 4180 120 7106. new filter cover 4180 140 1004. The previous choke
knob can only be combined with the previous filter
cover 4180 140 1001 (see b 2.2).
Supply of spare parts
The previous choke knob remains available for older
machines with the previous filter cover
4180 140 1001.
2. Cover, filter cover, filter housing,
1 3 2 spacer flange
249TI068 KN
A cover will be inserted between the filter housing
and spacer flange. The filter cover will be adapted to
The new throttle shaft with lever (1) stands out by the new design.
virtue of a modified seal with sealing ring (2)
4180 122 3601 and washer (3) 4180 121 8601. 2.1 Cover
Supply of spare parts
The previous throttle shaft with lever 4180 120 7101
2
remains available for the carburetor C1Q-S98B
(4180 120 0601).
1.5 Choke knob 1 3
The choke knob 4180 182 9501 will be replaced by
version 4180 182 9502 with a larger grip area.
2
3
249TI073 KN
249TI065 KN
The new cover (1) 4180 123 0600 will use push
nuts (2) 9286 929 0030 and pan head self-tapping
screws (3) 9074 478 3025 for fastening the cover to
Left: previous choke knob 4180 182 9501
the mounts (arrows) on the filter housing and spacer
Right: new choke knob 4180 182 9502 with flange.
larger grip area
TI_44_2008_30_01_01.fm
)m~ge 4 Technical Information 44.2008
2.2 Filter cover 2.3.1 Filter housing
The previous filter cover 4180 140 1001 is being The previous filter housing 4180 140 2801 will be
replaced by the new version 4180 140 1004. The replaced by the version 4180 140 2804.
new filter cover stands out by virtue of an
intermediate wall in the area of the choke knob.
258TI010 KN
258TI009 KN
Left: previous filter housing 4180 140 2801
Left: previous filter cover 4180 140 1001 Right: new filter cover 4180 140 2804 with
Right: new filter cover 4180 140 1004 with mounts (arrow) for the push nuts
intermediate wall 9286 929 0030 for fastening the cover
Spare parts/service note 2.3.2 Spacer flange
The previous filter cover 4180 140 1001 remains The previous spacer flange 4180 121 1601 is being
available for older machines that are equipped with replaced by the new version 4180 121 1604.
the previous choke knob (4180 182 9501).
The new filter cover 4180 140 1004 can only be
combined with the new choke knob
(4180 182 9502) (see b 1.5).
2.3 Filter housing, spacer flange
In the future, the filter housing and spacer flange will
be provided with a mount for the push nuts
9286 929 0030 (for fastening the cover).
258TI011 KN
Left: previous spacer flange 4180 121 1601
Right: new spacer flange 4180 121 1604 with
mount (arrow) for the push nut
9286 929 0030 (for fastening the cover)
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Technical Information 44.2008 Page 5
2.4 Spare parts/service note
The new filter housing and the new spacer flange
can also be installed in older machines. In this case,
the mount for the push nuts does not have any
function. The previous filter housing and the
previous spacer flange are no longer available from
the factory.
3. Summary
Item Part Name Previous New Rem.
1 Carburetor C1Q-S98B 4180 120 0601 --- 1) 2)
2 Carburetor C1Q-S130A --- 4180 120 0607
3 Choke knob 4180 182 9501 4180 182 9502 1)
4 Pump piston 4180 121 5802 --- 1)
5 Sealing ring 1132 122 3600 --- 1)
6 Spring 4180 122 3003 --- 1)
7 Strainer 1120 121 7800 --- 1)
8 Pump piston kit --- 1137 120 9703
9 Choke shaft 4180 121 3001 4180 121 3004 1)
10 Throttle shaft with lever 4180 120 7101 4180 120 7106 1)
11 Sealing ring --- 4180 122 3601
12 Washer --- 4180 121 8601
13 Cover --- 4180 123 0600
14 Push nut --- 9286 929 0030
15 Screw --- 9074 478 3025
16 Filter cover 4180 140 1001 4180 140 1004 1)
17 Filter housing 4180 140 2801 4180 140 2804 3)
18 Spacer flange 4180 121 1601 4180 121 1604 3)
Modification to be introduced : continuously
Remarks
1) Previous version of part remains available for older models
2) Individual parts of the previous carburetor remain available
3) Previous version of part no longer available from factory
© ANDREAS STIHL AG & Co. KG 2008 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.