Table 1 Tools Needed 6V-7070 Digital Multimeter Brush Holder Test Illustration 1 g00800898 Typical example of a brush holder…
Tag: 3406E
Note: The graphics that are illustrated in this section refer to the solenoids that are 24 VDC. Solenoids that are 12 VDC use the same…
Table 1 Tools Needed 6V-7070 Digital Multimeter 225-8266 Ammeter Tool Gp 1U-6602 Photo-Tachometer…
Stator Check the resistance that is between each of the phases. Measure the resistance between the end of each lead wire and neutral point. The…
Verify that the nut for the “B+” terminal is tight. Verify that the wire has a good connection to the “B+” terminal. Many Caterpillar machines…
Make sure that every electrical component is turned OFF. Make sure that the keyswitch is turned OFF. Make sure that the dome lights are OFF.…
Reference: Service Magazine, SEBD1672 July 1986, “Brushless Alternators May Not Charge In Certain Conditions” Start the engine and set the throttle to at least 75%.…
Turn the keyswitch to the OFF position. Connect the 9U-5795 Current Probe to a DMM (digital multimeter) or use a 225-8266 Ammeter Tool Gp .…
Check the condition of the alternator drive belt. If the drive belt is oily, clean the pulleys. Replace the drive belt, and retest the system.…
Verify that the alternator “B+” terminal nut is tight and verify that the wire has a good connection to the “B+” terminal. Many Caterpillar machines…