Checking The Lighting System - Hisun HS700UTV-4 Maintenance Handbook

CHECKING THE LIGHTING SYSTEM

1. If the headlights fail to come on:
(1). Bulb and bulb socket
• Check the bulb and bulb socket for continuity.
(2). Voltage
• Connect the pocket tester (DC 20 V) to the
headlight couplers.
Tester (+) lead
Green terminal ① or Yellow terminal ②
Tester (–) lead Black terminal ③
When the light switch is on "
□
A
When the light switch is on "
□
B
• Turn the main switch to "ON".
• Turn the light switch to "
• Check the voltage (12 V) of the "Green" and
"Yellow" leads on the bulb socket connector.
MEETS SPECIFICATION
This circuit is not faulty.
ELECTRICAL COMPONENTS
CONTINUITY
".
".
" or " ".
- 320 -
NO CONTINUITY
Replace the bulb and/or bulb socket.
A
B
OUT OF SPECIFICATION
The wiring circuit from the main switch to the
bulb socket connector is faulty, repair it.