Technical Service Bulletin
Date:
Product Model:
Main Board (SPP0019B) Replacement Instructions
The following instructions are in addition to the standard procedure defined in the Service Guide.
Remove the faulty Main Board with its Flash and follow the instructions in the table below.
Note: Please refer to the Main Board Part Number as appeared on a white
label placed on the board (the P/N in the right picture is ESBC050B).
Main Board
S.W version
Confirm the Drive Wheels are set to the proper wheels size. Setting the wheels size is done by choosing
Drive wheels setting
There are two types of front bumpers: Two separated springs (bumper cable is Black & white) and one
spring (bumper cable is Black & purple). A Jumper is connected to the spare part board (See Figure 01)
Front Bumper
Jumper (J502)
An important safety note! -
If Robomow has Thermistors this issue is not relevant.
When there are no Thermistors in the Robomower, one of the following MUST be done:
Thermistors
1.
2.
Operating Manual
Not installed for
Not installed for
purple bumper cable
purple bumper cable
Sep. 20, 2005
Part Number:
Serial Range:
All
Use ESBC050B (S.W version 2.5-06/3.19-06/3.2-06/4.1-06)
If the faulty Main Board has the required flash, remove it and insert into the new Main Board
ESBC050B – S/W version marked with 06 (2.5/3.19/3.2/4.1)
the 'Small wheels' option in the 'Settings' menu under 'Service'.
to support the Front Bumper with the two springs.
ESBC050B – If the cable attached to the front bumper is white - Leave the jumper on the board
Otherwise the Robomow will warn about 'Bumper disconnected'
- If the cable attached to the front bumper is purple - Remove the Jumper.
will not warn in case of failure (disconnection).
Assemble Thermistors to improve the protection on the Power Systems.
Set the 'Thermistors' parameter to 'off' in the 'Setting' options under the 'Service' menu.
When replacing the Main Board and the S.W version to '06, provide the user with a new Manual
Installed jumper for
Installed jumper for
white bumper cable
white bumper cable
Service Bulletin #RL0536-01
SPP0019B
All
If the Jumper is not removed Robomow will function properly, but
After
replacement, perform 'Factory defaults'
under the 'Service'>'Settings' menu
(section 5.5.6 in the Service Guide) and
perform the following steps under the
'Service'> 'Calibration' menu:
- 'Learn wire sensors' (section 5.3.1)
- 'Edge Calibration' (section 5.3.2)
- 'Set country' (section 5.3.3)
- 'D.K Calibration' (section 5.3.4)
Complete the General Test as outlined
in section 5.1.
IMPORTANT!
completing
the
Main
7
2
Board
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