MAIN MOTOR
ENGLISH
SERVICE MANUAL
28
1463165000(1)2007-02
Edge 28B
MAIN 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 main 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 main motor electrical input is:
9 to 13 A at 12 V.
Turn the main switch to “0” and lower the front part of the machine.
If the electrical input is higher and it is necessary to check the electrical input by cutting out the broom transmission
mechanisms, the driving belt (D) must be removed and the clutch (E) must be disengaged from the crankshaft (F) (see the
procedure in the relevant paragraph), then turn the main switch (1) to “I” or “II” and check that the main motor electrical
input is:
1.5 to 2.5 A at 12 V.
Turn the main switch to “0” and 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 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).
B
C
E
F
D
A
S301605
1.
2.
3.
•
•
•
•
4.
