DUST AND DEBRIS COLLECTION SYSTEM
ENGLISH
SERVICE MANUAL
22
1463165000(1)2007-02
Edge 28B
VACUUM SYSTEM MOTOR ELECTRICAL INPUT CHECK
WARNING!
This procedure must be performed by qualified personnel only.
Remove the hood (see the procedure in the relevant paragraph).
WARNING!
Pay attention to the broom rotation while performing the following steps.
Apply the amperometric pliers (A) on one cable (B) of the vacuum system motor (C).
Grasp the handlebar (6) and lift the front part of the machine, in order to lift the brooms from the ground, then turn the main
switch (1) to “I” or “II” and check that the vacuum system motor electrical input is:
4 to 5 A at 12 V.
Turn the main switch to “0” and lower the front part of the machine. Remove the amperometric pliers.
If the electrical input is higher, perform the following procedures to detect the cause and correct the abnormal input:
Check the motor carbon brushes (see the procedure in the relevant paragraph).
If necessary, disassemble the vacuum system motor (see the procedure in the relevant paragraph), clean it and check
its moving parts.
If the above-mentioned procedures do not lead to a correct electrical input,the motor must be replaced (see the procedure
in the relevant paragraph).
Install the hood (see the procedure in the relevant paragraph).
C
B
A
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