Technical Information
•
Inspect F4 fuse,
(see page
•
Inspect (J) terminal on TB2 for
•
Inspect for loose wires, contacts, or damaged receptacles, starter switch, & circuit breakers.
•
Remove J-K bottom yellow wires from TB2 (stator excitation windings) perform a resistance test,
........................................
•
Perform a resistance test between stator windings wires U1 to V1 and U2 to V2
•
NOTE: Before performing resistance test always disconnect and isolate the wires to be tested. Resistance
(nominal reading ±
circuits.
•
Perform a resistance test on the 'R' resistor - Resistance specification:
•
Inspect RE1 diode rectifier for continuity/no continuity as shown below.
TI_DA7000_Voltage_Diagnostic
Check the following with the engine off!
3).
12V DC
when starter switch key is in the run position,
.Resistance specification:
Resistance specification:
10%)).
When checking resistance also check each wire for continuity to ground for open
(Disconnect the leads to properly check the rectifier & resistor)
Inspection Procedure
Starter Switch
( MQ part# )
3741059110
1.63 ohms
.16 ohms
(located at
10 ohms
• • • • Excitation & Output Windings – Pg. 3
• • • • Resistor & Rectifier – Pg. 4
• • • • Engine Diagram – Pg. 5
• • • • Generator Diagram – Pg. 6
2
(see page
3).
(see page
TB1)
(see page
4)
05/19/2011
3).
...
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