TM 9--2350--292--20--10012 00--3AUXIILIARY POWER UNIT FUEL SOLENOID FAILS TO ENERGIZE --CONTINUED0012 00EIs continuity present?CONTINUED FROM STEP DnoyesPlace multimeter lead on lead 421 connector sock-et for switch S3 and place other multimeter lead oncontrol box receptacle pin F. Check for continuity.FIs continuity present?noyes1. Reconnect lead 421 at switch S3.2. Disconnect lead 4W123--6 at CB3.3. Place one multimeter lead on lead 4W123--6connector socket for switch S3 and the othermultimeter lead on lead 4W123--6 connectorsocket for CB3. Check for continuity.Replace lead 4W123--6(WP 0247 00). Verifyfault is corrected.Repair (WP 0290 00) orreplace (WP 0247 00)wiring harness 4W725.Verify fault is corrected.GIs continuity present?1. Reconnect lead 4W123--6 at switch S3.2. Disconnect lead 419 from the other side ofCB3.3. Place multimeter leads on CB3 connector pins.Check for continuity.noyesReplace CB3 (WP0247 00). Verify fault iscorrected.Repair (WP 0298 00) orreplace (WP 0247 00)wiring harness 4W725.Verify fault is corrected.CONTINUED ON NEXT PAGE
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