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Service Bulletin #RL0340-08
Technical Service Bulletin
Date:
October 02, 2002
Part Number:
MSB0106B
Product Model:
RL550/850/1000
Serial Range:
IRL0401… and later
Front Bumper (MSB0196B) Replacement Instructions
The following instructions are in addition to the standard procedure defined in the Service
Guide.
In order to improve the reliability and safety of the Robomower, the design of the Front
Bumper was changed from 2 separate springs to one spring, which allows close lope control
of the bumper functionality and warn about any disconnection in the Front Bumper
continuity.
Old configuration – Two separate springs New configuration – One spring
Bumper cable to Main Board is Black & White Bumper cable to Main Board is Black & Purple
A Jumper is connected to the spare part Main Board to support the Front Bumper with the
two springs (old configuration – bumper cable from Main Board is Black & White).
When servicing units with
S/N IRL0401… and later - remove the Jumper.
Remove the jumper when servicing Robomower with S/N IRL0401… and later.
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