ARMY *TM 9-6115-464-34 AIR FORCE TO-35C2-3 ... - Igor Chudov

ARMY TM 9-6115-464-34AIR FORCE 35C2-3-445-2NAVY NAVFAC P-8-624-34MALFUNCTIONTEST OR INSPECTIONTable 2-2. TROUBLESHOOTING (CONTINUED)CORRECTIVE ACTIONStep 2. Loose electrical connection (figure 3-130).19. POOR VOLTAGE REGULATION.Check and tighten electrical connection.Step 1. Operations switch set to parallel operation.Place switch to single unit position (para. 3-59).Step 2. Defective voltage regulator (figure 3-130).Repair voltage regulator assembly (para. 3-92).Step 3. Defective current transformer CT4, CT5 OR CT6 (figure 3-108).Replace current transformer assembly (para. 3-86).20. GENERATORS DO NOT PARALLEL PROPERLY.Step 1. Governor control unit defective or out of adjustment (Precise).Align or replace governor control unit (para. 3-64, elecro–hydraulic governor, or 3-65,electric governor equipped precise sets).Step 2. Improper speed droop or voltage droop adjustment (Utility).Check and adjust voltage and speed droop as necessary (para. 3-22).21. FREQUENCY METER DOES NOT REGISTER.Step 1. Defective control cubicle wiring harness assembly (figure 3-59).Repair or replace control cubicle wiring harness assembly (para. 3-59).Step 2. Defective frequency converter or frequency meter.Test or replace frequency converter and frequency meter (para. 3-59).22. AC AMMETER FAILS TO REGISTER.Step 1. Defective control cubicle wiring harness assemlby (figure 3-59).Repair or replace control cubicle wiring harness assembly (para 3-59).Step 2. Defective volts–amps transfer switch.Replace volts-amp transfer switch (para. 3-59).2-12