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Technical Information · issue 13 of 2007

Standardizing Parts; Carburetor

IssueTI 13/2007
Engine family 1137

Part changes (2)

WasBecomesWhat the bulletin says
1137 020 1201 1137 020 1203 and 1137 020 1201 have been replaced by versions The carburetors can be identified by their 1137 020 1203 and 1137 020 1204.
1137 141 2200 1137 141 2201 2 Manifold (MS 192 T only) The previous manifold 1137 141 2200 has been replaced by 1137 141 2201.

Full text

Page 1 of 3

TI 13/2007 page 1
STIH)

Technical Information                                                            13.2007

  STIHL MS 192 C Chain saw                               – Series 1137
  STIHL MS 192 T Chain saw                               – Series 1137

  Contents
  1. Standardizing Parts
  2. Carburetor

  1.     Standardizing Parts                             2.     Carburetor
                                                         The carburetors installed on models MS 192 C and
  1.1     Cylinder with piston (MS 192 T only)
                                                         MS 192 T described under section 2.1 have been
  The previous cylinders with pistons 1137 020 1200      changed to further improve operation.
  and 1137 020 1201 have been replaced by versions
                                                         The carburetors can be identified by their
  1137 020 1203 and 1137 020 1204.
                                                         identification numbers:
  The new cylinders with pistons may be installed only   See "Summary" for identification numbers of
  in new machines.                                       previous and new carburetors.
  Service Note/Parts Availability                        The carburetors must be removed to access the
  A new manifold must be used if a new cylinder with     identification numbers.
  piston is installed in a previous machine.

                                                                 S134
  1.2     Manifold (MS 192 T only)
  The previous manifold 1137 141 2200 has been
  replaced by 1137 141 2201.
  The new manifold may be installed only with the
  new cylinder.
                                                                                      217TI037 KN

  The previous manifold may be installed only with the
  previous cylinder.

                                                         Position of identification
                                                         numbers on carburetor; "S134"
                                                         in this example

  TI_13_2007_30_01_01.fm                                                            englisch / English USA
)m~ge 2                                                                      Technical Information 13.2007

2.1      Summary

Part No.                    For model                  Identification numbers of    Identification numbers of
                                                       previous carburetor          new carburetor
1137 120 0600               MS 192 T                   C1Q-S103                     C1Q-S134
1137 120 0603               MS 192 C                   C1Q-S124                     C1Q-S124A

The construction, function and adjustment of the
previous and new machines are identical.

2.2      Pump Piston Assembly                            2.3     Throttle Shaft with Lever (MS 192 T only)
The function and fit of the carburetor’s accelerator     The previous carburetor C1Q-S103 is fitted with
pump have been improved.                                 throttle shaft with lever 1137 120 7100. The new
                                                         carburetor C1Q-S134 is fitted with throttle shaft with
                                                         lever 1137 120 7104.
2.2.1    MS 192 C
                                                         New machines will be supplied with the new
The previous carburetor C1Q-S124 is fitted with          updated carburetors.
pump piston assembly 1137 120 9701, while the
new carburetor C1Q-S124A is fitted with pump
                                                         Service Note/Parts Availability
piston assembly 1137 120 9703.
                                                         Throttle shaft with lever 1137 120 7100 may only be
New machines will be supplied with the new
                                                         used when servicing previous carburetor
updated carburetor.
                                                         C1Q-S103. Throttle shaft with lever 1137 120 7104
                                                         may only be used when servicing new carburetor
Service Note/Parts Availability                          C1Q-S134.
Pump piston assembly 1137 120 9701 may only be
used when servicing previous carburetor
C1Q-S124. Pump piston assembly 1137 120 9703
may only be used when servicing new carburetor
C1Q-S124A.

2.2.2    MS 192 T
The previous carburetor C1Q-S103 is fitted with
pump piston assembly 1137 120 9700, while the
new carburetor C1Q-S134 is fitted with pump piston
assembly 1137 120 9704.
New machines will be supplied with the new
updated carburetor.
Service Note/Parts Availability
Pump piston assembly 1137 120 9700 may only be
used when servicing previous carburetor
C1Q-S103. Pump piston assembly 1137 120 9704
may only be used when servicing new carburetor
C1Q-S134.

                                                                                        TI_13_2007_30_01_01.fm

Page 2 of 3

TI 13/2007 page 2
Technical Information 13.2007                                                              Page 3

Summary

         Part Name                                Previous            New             Rem.
 1       Cylinder with piston        (MS 192 T)   1137 020 1200       1137 020 1203   1)
 2       Cylinder with piston        (MS 192 T)   1137 020 1201       1137 020 1204   1)
 3       Manifold                    (MS 192 T)   1137 141 2200       1137 141 2201   2)
 4       Carburetor C1Q-S103         (MS 192 T)   1137 120 0600       ---
 5       Carburetor C1Q-S134         (MS 192 T)   ---                 1137 120 0600   1)
 6       Carburetor C1Q-S124         (MS 192 C)   1137 120 0603       ---
 7       Carburetor C1Q-S124A        (MS 192 C)   ---                 1137 120 0603   1)
 8       Pump piston assembly        (MS 192 T)   1137 120 9700       1137 120 9704   2)
 9       Pump piston assembly        (MS 192 C)   1137 120 9701       1137 120 9703   2)
10       Throttle shaft with lever   (MS 192 T)   1137 120 7100       1137 120 7104   2)

Remarks
1) Only modified version of part is available from factory
2) Previous version of part remains available for older machines

© ANDREAS STIHL AG & Co. KG, 2007                       Technical Documentation
                                                        D1/MTK-ni

TI_13_2007_30_01_01.fm

Page 3 of 3

TI 13/2007 page 3

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