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Release 00 - 11/2018

page 38

Engine WBE 170

Workshop Manual

14. EXHAUST SYSTEM

General information

The exhaust system consists of a mufer installed on the cylinder with a guard and an inserted gasket.

To solve problems in the exhaust system, see the relevant chapte [

17].

14.1. Removingandreplacingthemufer

1 - Remove the two screws (1) securing the mufer

guard (2).

2 - Pull the mufer (3) out by releasing the lever (4)

from the AUTO-CHOKE system.

3 - Loosen the two screws (5) and remove the AUTO-

CHOKE system from the mufer.

4 - Remove the gasket (6).

5 - On assembly:

- thoroughly clean the cylinder contact surface,

removing all deposits or fragments on the heat-

proof bafe;

- always replace damaged mufers;

- replace the gasket (6) if damaged;

- perform the disassembly operations in reverse

order by tightening the screws (1) and (5) to the

prescribed values.

Tightening torques

Mufer protection xing

screws

8-12 Nm

5 Fixing screw AUTO-CHOKE 5-7 Nm

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Stiga WBE170 Workshop Manual

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