18:25. Diagnostics of malfunctions of system of start-up and methods of their elimination
Symptoms of malfunctions
1
| The starter does not turn a bent shaft of the engine |
2
| The starter engine quickly rotates |
3
| The bent shaft of the engine rotates slowly |
4
| The control lamp of charging burns at the working engine |
5
| The discharged rechargeable battery |
6
| Admissions of ignition |
The starter engine quickly rotates
| |||
STEP
|
CHECK
|
|
ELIMINATION METHOD
|
1
|
Yes
|
Remove a starter and check a condition of teeths on the obgonny coupling and a gear wreath of a flywheel
| |
No
|
Replace a starter
|
The bent shaft of the engine rotates slowly
| |||
STEP
|
CHECK
|
|
ELIMINATION METHOD
|
1
|
Check the speed of rotation of a bent shaft at completely charged rechargeable battery
|
Yes
|
Believe system of charging
|
No
|
You watch the following step
| ||
2
|
Yes
|
Repair or replace wires
| |
No
|
Check lack of jamming of the engine of a starter. Repair or replace a starter
|
The control lamp of charging burns at the working engine
| |||
STEP
|
CHECK
|
|
ELIMINATION METHOD
|
1
|
Check tension of the rechargeable battery at an idling rotation frequency
Voltage is 14,1 – 14,7 V |
Yes
|
Check a condition of the wires connecting the rechargeable battery and contact of the L generator, the generator and a control lamp
|
No
|
Believe system of charging
|
The discharged rechargeable battery
| |||
STEP
|
CHECK
|
|
ELIMINATION METHOD
|
1
|
Believe system of charging
|
Yes
| |
No
|
If necessary, replace or repair details
|
Admissions of ignition
| |||
STEP
|
CHECK
|
|
ELIMINATION METHOD
|
1
|
In turn disconnect wires from each spark plug and check presence of a spark at an engine provorachivaniye a starter
|
Yes
|
Check spark plugs
If spark plugs as it should be, a condition of electric system are normal If spark plugs not as it should be, clear or replace them |
No
|
Check system of ignition
|
Diagnostics of malfunctions of system of charging and methods of their elimination