BMW R1100S (1999) [139/302] Removing and installing exhaust manifolds

BMW R1100S (1999) [139/302] Removing and installing exhaust manifolds
18.3
18
Removing and installing exhaust
system
Removing and installing silencer
(muffler)
Disengage fuel tank and pull to the rear.
Disconnect the oxygen-sensor plug and remove
the cable holders.
e Caution:
Do not pull the oxygen sensor cable.
Remove the carrier plate for the number-plate
light.
Disconnect the cable.
Remove number plate bracket.
Remove the nut securing the metal tab of the
pipe clamp securing the rear silencer and bend
back the metal tab.
Release the clamp securing the rear silencer to
the front silencer.
Remove rear silencer
L Note:
Tap gently with a plastic-headed hammer and pull
the silencer down and to the rear to remove.
Disconnect manifolds from front silencer.
Remove holder of front silencer.
Push front silencer out of mounts on left and
right.
Remove oxygen sensor (1).
Installation is the reverse of the removal proce-
dure.
Secure the oxygen sensor with special socket
wrench insert, BMW No. 11 7 020.
e Caution:
After a trial run, read out Motronic fault memory.
Note routing of cable for oxygen sensor.
Always install new seals.
X Tightening torque:
Clip at silencer (muffler)
(coat clip contact face with Never Seez)....... 55 Nm
Oxygen sensor
(coat thread with Never Seez)....................... 45 Nm
Removing and installing exhaust
manifolds
Remove screws securing manifold to front si-
lencer.
Remove screws securing manifold to cylinder
head.
Release manifold union.
Remove manifold.
X Tightening torque:
Exhaust manifold to cylinder head................ 21 Nm
Clamp at connecting pipe
(coat clamp contact face with Never Seez)... 45 Nm
Exhaust manifold to front silencer ................ 12 Nm
S180010
1
11 7 020

Содержание

Removing and installing exhaust system Removing and installing silencer muffler Disengage fuel tank and pull to the rear Disconnect the oxygen sensor plug and remove the cable holders Caution Do not pull the oxygen sensor cable Remove the carrier plate for the number plate light Disconnect the cable Remove number plate bracket Remove the nut securing the metal tab of the pipe clamp securing the rear silencer and bend back the metal tab Release the clamp securing the rear silencer to the front silencer Remove rear silencer S Note Tap gently with a plastic headed hammer and pull the silencer down and to the rear to remove Disconnect manifolds from front silencer Remove holder of front silencer Push front silencer out of mounts on left and right Remove oxygen sensor 1 Installation is the reverse of the removal proce dure Secure the oxygen sensor with special socket wrench insert BMW No 11 7 020 13 Caution After a trial run read out Motronic fault memory Note routing of cable for oxygen sensor Always install new seals I Tightening torque Clip at silencer muffler coat clip contact face with Never Seez 55 Nm Oxygen sensor coat thread with Never Seez 45 Nm Removing and installing exhaust manifolds Remove screws securing manifold to front si lencer Remove screws securing manifold to cylinder head Release manifold union Remove manifold Tightening torque Exhaust manifold to cylinder head 21 Nm Clamp at connecting pipe coat clamp contact face with Never Seez 45 Nm Exhaust manifold to front silencer 12 Nm 18 3

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