16
Troubleshooting Information
KMR 1250 B, LPG, D
Check fuse F1/F2
Fuse F2 protects the entire control voltage cir-
cuitry. This fuse is located on the A1 circuit board.
–
Check fuse and replace as required.
A1 Circuit board
F1 Fuse, motor filter cleaning (10 A)
F2 Fuse, control voltage (7,5 A)
Check battery voltage
–
Check battery voltage with voltmeter.
–
Check electrolyte level on low-maintenance
battery.
–
If required, recharge battery using external
battery charger (e.g., P/N 6.654-046).
Fuses F1/F2 on A1 circuit board
Fuse F4 in electrical box
Checking ignition switch S1 while removed from unit
Check fuse F4 and wiring
When the engine is running, the battery receives
a steady charge current from the alternator.
The fuse F4 (15 A rating) protects this circuit.
The fuse is located beneath the electrical box.
–
Check fuse and replace as required.
–
Check all wiring and connections between
alternator and battery.
Check ignition switch S1
–
Remove screws on instrument panel (2), and
carefully lift off instrument panel.
–
Check ignition switch (1) for continuity at its
various positions (0, 1, 2).
Key position
Connection
Function
0
30/1 - 15
Engine Stop
1
30 - 15/54
In operation
2
30 - 50
Starter
Starter Fails to Turn Engine
A1
F1
(10A)
F2
(7,5A)
F4
(15A)
F4 Fuse, generator
1
Ignition switch (S1)
2
Screws, instrument panel
3
Ignition switch, bottom view
1
2
30
15
50
30/1
3
15/54
(15/50)
