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Technical Information · issue 53 of 2007

Ignition system (routing of the wiring, ignition module, wiring harness, cylinder shroud, handle shroud)

IssueTI 53/2007

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TI 53/2007 page 1
STIH)

Technical Information                                                                         53.2007

  Cut-off machine STIHL TS 400 – Series 4223

  Ignition system (routing of the wiring, ignition module, wiring harness, cylinder shroud, handle shroud)


                                                                                          2
                                                     338TI026 KN

                                                                                                                       338TI029 KN
  The routing of the ignition lead has been changed                Insert (1) 4223 431 8300 must be installed to the
  and a new part number given to the ignition module.              underside of modified handle shroud versions
  The new lead and short circuit wire are now                      4223 080 1603 and 4223 080 1600 to secure the
  harnessed together with an insulating hose as an                 short circuit wire.
  assembly and routed over the new modified cylinder
                                                                   The ribs (2) shown in the diagram must be removed
  shroud, where it will be held in place with two added
                                                                   from the underside of the existing handle shroud
  cable clamps.
                                                                   and will no longer be present in updated versions
  Please note: The old and new modules are identical               4223 080 1605 and 4223 080 1604.
  with the exception of the new module
  4223 400 1303 no longer including the high tension
  lead.

  TI_53_2007_30_01_02.fm                                                                       englisch / English USA
)m~ge 2                                                                        Technical Information 53.2007

Service notes / Spare parts for machines with             Service notes / Spare parts for machines with
the previous ignition system                              the new ignition system
When replacing a defective ignition module                Only the new ignition module 4223 400 1303 should
4223 400 1302 the new ignition module                     be installed and connected to the existing ignition
4223 400 1303 and the conversion kit wiring               lead if a fault develops in the ignition module. For
harness 4223 007 1015 must be used. In addition           this reason, the new replacement ignition module is
to the complete wiring harness, this conversion kit       supplied without an ignition lead.
also includes the modified cylinder shroud (with          The complete preassembled wiring harness
cable clamps), insert and illustrated installation        4223 440 3001 must be used to replace a defective
instructions.                                             ignition lead or short circuit wire.
The conversion kit wiring harness must also be used       Machines with the new ignition system may be
when replacing a defective ignition lead, short circuit   identified by the different routing of the wiring on the
wire or cylinder shroud. Please Note: When                cylinder shroud and the use of two cable clamps.
servicing older machines with ignition module
4223 400 1302, the ignition lead and short circuit
wire must first be removed prior to installing
conversion kit wiring harness 4223 007 1015.
The ribs shown in the diagram must be removed
from the previous shroud with the aid of a suitable
tool (side cutters or dremel tool).

Summary

Item     Part Name                                            Previous            New                Rem.
 1       Ignition module; including Items 3 and 4             4223 400 1302      ---                 1) 4)
 2       Ignition module; including Item 4                    ---                4223 400 1303
 3       Ignition lead                                        -*-                -*-                 2) 3)
 4       Grommet                                              0000 989 1002      0000 989 1002
 5       Short circuit wire                                   4223 440 1101      -*-                 2) 3)
 6       Conversion kit wiring harness;                       ---                4223 007 1015       5)
         including Items 7, 9 to 11
 7       Wiring harness; including Items 3 and 5              ---                4223 440 3001
 8       Cylinder shroud                                      4223 087 3000      ---                 1) 2)
 9       Cylinder shroud; including Item 10                   ---                4223 080 0900
10       Cable clamp (set of 2)                               ---                4223 701 3300
11       Insert                                               ---                4223 431 8300
12       Handle shroud; including Item 13                     4223 080 1603      4223 080 1605       1)
13       Handle shroud; including Item 11                     4223 080 1600      4223 080 1604       1)

Modification to be introduced from serial # 167 898 379
Remarks
1) Previous version of part is no longer available from factory.
2) Previous version of part must be replaced by Item 6.
3) New version of part must be replaced by Item 7.
4) Previous version of part must be replaced by Items 2 and 6.
5) New version of part is a spare part for older machines.

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

                                                                                           TI_53_2007_30_01_02.fm

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TI 53/2007 page 2

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