Yanmar EF-494T - Checkpoints of electrical equipment; Head lamp (12 V45 W;45 W); Horn; Head lamp relay

10 ELECTRIC EQUIPMENT 10 ELECTRIC EQUIPMENT
EF494T TM 06/2011 edition
224
10.4.3 Checkpoints of electrical equipment
1. Head lamp (12V45W/45W)
Head lamp CMP: 1A7780-53200(L)
Bulb (12V45W): 198448-53320
Single item check
It alters depending on the ambient temperature.
2. Horn
Horn: 1A8115-57150
Single item check
7. Head lamp relay
Relay (ACM13211M01: 1K1140-82500
Single item check
Range
Measuring point
Result
Tester probe
+
Tester probe
-
Continuity
[1]
[4]
Continuity
Continuity
[1]
[2]
No continuity
Continuity
[2]
[4]
No continuity
Ω
[3]
[5]
Approx. 120Ω
8. Flasher relay
Flasher relay: 1E6650-82400
Single item check cannot be done.
Blinking: 60 – 120 times/min.
Range
Measuring point
Result
Remarks
Resistance
[1] - [2]
Approx. 0.3 Ω
Low beam
side
[1] - [3]
Approx. 0.3 Ω
High beam
side
Range
Measuring point
Result
Resistance
[1]
[2]
Approx. 1.8 Ω
[1]
[2]
[3]