Side Broom Motor Electrical Input Check - Nilfisk-Advance SW 750 Service Manual

SIDE BROOM MOTOR ELECTRICAL INPUT CHECK

WARNING!
This procedure must be performed by qualified personnel only.
1. Remove the side broom cover (see the procedure in the relevant paragraph).
WARNING!
Pay attention to the main broom rotation while performing the following steps.
2. Apply the amperometric pliers (A) on one cable (B) of the main broom, motor (C).
3. Grasp the handlebar (6) and slightly lift the front part of the machine, in order to lift the main broom from the ground, then
turn the main switch (1) to "II" and check that the side broom motor electrical input is:
• - 2 to 3 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 for debris or cords around the side broom hub.
• 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).
4. Install the side broom cover (see the procedure in the relevant paragraph).
A
SERVICE MANUAL
C
B
SW 750
1463162000(2)2009-02
ENGLISH
SWEEPING SYSTEM
17
S301591