Case CX130 - Page 183

ELECTRIC CIRCUIT
5 - 40
CASE TRAINING CENTER
AUGUST 2000
Supply cut-off delayed
1) Circuit configuration
CS00F506
1. Batteries
2. Battery relay
3. Main electronic control box
4. Main fuses
5. Fuse box
6. Starter motor switch
7. Engine
8. Alternator
2) Timing diagram
3
1
2
4 5
6
8
7
0.5 sec 0.5 sec3 sec 3 sec
ON
OFF
24 V
0 V
24 V
0 V
ON (24 V)
OFF (0 V)
ON
OFF
Starter motor switch
Main electronic control
box supply (IN1)
Batter relay coil excited
(OUT)
Start engine (IN2)
Supply to battery
relay