BMW R 1100 RT User Manual

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Distribution: Dealer Sales Accessory Parts. Service Set-Up
BMW NA
Principal Manager Manager Manager Manager Workshop
Bulletin Date 08/20/2000 Main Group: 32 For USA Only
Bulletin #: 2748 Steering
Please initial and route to the following before filing
Service Parts Sales Warranty Tech #1 Tech #2 Tech #3 Tech #4
BMW Motorcycle Operations
2
Service Bulletin
Problem:
Engine surges at constant speed. Difficult to adjust and balance the left and right
throttle bodies.
Cause: Differences in opening and closing of the throttle butterflies caused by friction in the
throttle cable.
Remedy: 1. Fit a low friction throttle cable.
2. Check the following to ensure optimum results:
Ignition timing
Spark plugs (FR 6DDC) type / condition (reference SI 2739 in Main Group 12)
Valve clearances
Correct Cat. code plug
Check throttle housing inlet manifold for air leaks
3. Synchronize the throttle butterflies as illustrated on the attached procedure.
Note: Make sure there are no obstructions in the vacuum stub pipe prior to
connecting the Synchro tool.
Parts: 32 73 1 342 149 R 1100 RS
32 73 1 342 150 R 1100 RT, R, & GS
Information: The Low friction throttle cable was introduced into series production as follows:
R 1100 RS from 0312537 onwards (06/95 prod.)
R 1100 GS from 0381479 onwards (06/95 prod.)
R 1100 R from 6379238 onwards (06/95 prod.)
R1100RT from 0440499 onwards (06/95 prod.)
R 850 from the start of production
Warranty:
The BMW Motorcycle Limited Warranty will cover the replacement of the throttle
cable for motorcycles in the affected VIN range. Authorization is
not
Required
.
File a
warranty claim, using the following information:
Subject: R1100/850 Model Throttle Cables
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Summary of Contents

Page 1 -

Distribution: Dealer Sales Accessory Parts. Service Set-Up BMW NAPrincipal Manager Manager Manager Manager WorkshopBulletin Date 08/20/2000 Main

Page 2 - Attachment: 2748P.DOC

Bulletin #: 2748 Page 2Defect Code 00 11 00 00 00Flat Rate Number 32 72 305Flat Rate Units 15 - (R 1100 RS & R)14 - (R 1100 GS)23 - (R1100RT)Note

Page 3 - Bulletin #: 2748 Page 3

Bulletin #: 2748 Page 3R 1100/850 Models OnlyR1100RT & RSL - remove the left fairingpanel.Adjust the choke cable (increased idle) to1 mm (0.0393

Page 4 - Bulletin #: 2748 Page 4

Bulletin #: 2748 Page 4Check the idle-air screws for control byscrewing them gently in until they stop, thatcylinder should fall off then come back o

Page 5 - Bulletin #: 2748 Page 5

Bulletin #: 2748 Page 5On motorcycles without catalytic convertersit may be necessary to adjust the CO content ofthe exhaust gas at the CO potentiome

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