8.8.3. Possible malfunctions of screenwash, their reason and methods of elimination

Cause of defect
Elimination method
The electric motor of a cleaner does not work,
the bimetallic safety lock does not work
also the safety lock 2 in the block of safety locks does not fuse
1. Motor-reducer food wires are damaged, tips are oxidized
wires in connecting blocks
1. Check the wires damaged replace. Smooth out tips
2. The cleaner switch is damaged
2. Replace the three-lever switch
3. Lag of brushes of the electric motor, strong pollution or podgoraniye of a collector
3. Check, eliminate lag of brushes
or replace the damaged details; for
you clean a collector
4. Wire breakage, connecting
electric motor brushes with a block
wires
4. Check and if necessary at
solder the torn-off wires
5. Thermobimetallic is damaged
safety lock in a motor-reducer
5. Smooth out contacts of a thermobimetallic safety lock or replace it
6. Break of a wire in an anchor winding
electric motor
6. Replace an anchor or a motor-reducer
The electric motor of a cleaner does not work,
the bimetallic safety lock works
or the safety lock 2 in the block of safety locks fuses
1. Levers of the mechanism of a cleaner are deformed and touch details
bodies
1. Check, correct levers or replace a cleaner
2. Brushes froze to glass
2. Tear off brushes from glass, without allowing damage of a rubber tape
3. The foreign subject got to the mechanism of a cleaner
3. Check, take a subject
4. Short circuit in a winding
electric motor anchors
4. Replace a motor-reducer or an anchor of the electric motor
The cleaner does not work in the faltering mode
1. The cleaner switch is damaged
1. Replace the three-lever switch
2. The cleaner relay is damaged:
2. Do the following:
- break in a relay winding;
- replace the relay;
- short circuit of wires on a contact rack;
- eliminate short circuit;
- a gap between contacts of the breaker of the relay
- eliminate a gap, if necessary replace the relay
The cleaner does not stop in the faltering mode
1. The breaker winding fused in
cleaner relay
1. Replace the cleaner relay
2. Motor-reducer gear wheel cam
does not unbend a spring plate of the trailer switch
2. Turn in a switch plate that the cam unbent a plate
3. Pollution of contacts of trailer
the switch in a motor-reducer
3. Smooth out contacts of the trailer switch
4. Pollution of contacts of the breaker in the cleaner relay
4. Smooth out contacts of the breaker or
replace the relay
The cleaner works with stops in the faltering mode. Brushes do not stop in a starting position
Oxidation or incomplete contact
contacts of the trailer switch in
motor-reducer
Smooth out contacts of the switch or turn in a plate of the trailer switch
The motor-reducer of a cleaner works, brushes do not move
1. Motor-reducer gear wheel teeths are broken
2. Weak fastening of a crank on a motor-reducer gear wheel axis
1. Replace a gear wheel

2. Check, tighten a nut of fastening of a crank, having established it in final situation