TABLE OF CONTENTS - continued

TM 55-1730-229-12

TO 35C2-3-473-1

TABLE OF CONTENTS (CONT)

Wiring Harness (Main Harness and Electrical Tray Harness) .................................... 4-204

Wiring Harness Repair................................................................................................ 4-204

Section

MAINTENANCE OF ELECTRICAL POWER GENERATION AND

CONTROL SYSTEM................................................................................................................ 4-205

4-50.

General ....................................................................................................................... 4-205

4-51.

Preparing Electrical Power Generation and Control System for Maintenance........... 4-211

4-52.

DC Output Contactor (K2) .......................................................................................... 4-211

4-53.

AC Output Contactor (K1)........................................................................................... 4-215

4-54.

Generator Control Unit (GCU) (A1) ............................................................................ 4-216

4-55.

Current Transformer (T1) (GCU Input) ....................................................................... 4-216

4-56.

AC/DC Generator (G1) ............................................................................................... 4-217

4-56.1.

Transformers Rectifier Unit (TRU) ........................................................................... 4-220.1

4-57.

Current Transformers (T2 T4) (AC Output) .......................................................... 4-220.2

4-58.

AC Convenience Receptacles (J1 J4) ..................................................................... 4-221

4-59.

AC Convenience Receptacle Circuit Breakers (3CB3 3CB6) ................................. 4-222

4-60.

Frequency Transducer................................................................................................ 4-224

4-61.

AC Power Cable ......................................................................................................... 4-225

4-62.

DC Power Cable ...................................................................................................... 4-228.1

4-63.

DC-to-AC Inverter ....................................................................................................... 4-229

Section

XI.

MAINTENANCE OF FUEL SYSTEM ....................................................................................... 4-232

4-64.

General ....................................................................................................................... 4-232

4-65.

Fuel Pump, Auxiliary ................................................................................................... 4-234

4-65.1.

Four-Way Valve .......................................................................................................... 4-236

Fuel Filter, Auxiliary ................................................................................................. 4-236.2

4-66.

4-67.

Fuel Control Unit (FCU) .............................................................................................. 4-237

4-68.

Fuel Nozzle ................................................................................................................. 4-237

4-69.

Fuel Filter, FCU .......................................................................................................... 4-240

4-70.

Fuel Solenoid, Shutdown ............................................................................................ 4-240

4-71.

Sensor, Fuel Level ...................................................................................................... 4-242

4-72.

Sensor, Low Fuel Level .............................................................................................. 4-243

4-73.

Fuel Tube and Hose Assemblies, and Fittings ........................................................... 4-244

Section

XII. MAINTENANCE OF PNEUMATIC SYSTEM........................................................................ 4-244.1

4-74.

General .................................................................................................................... 4-244.1

4-75.

Load Control Valve (LCV)........................................................................................... 4-248

4-76.

Pneumatic Hoses and Fittings .................................................................................... 4-251

4-77.

Solenoid Valve, Bleed Air ........................................................................................... 4-251

4-78.

Pressure Transducer .................................................................................................. 4-253

4-79.

Pneumatic Output Hose and Coupler ......................................................................... 4-253

Section

XIII. MAINTENANCE IGNITION SYSTEM ...................................................................................... 4-253

4-80.

General ....................................................................................................................... 4-253

4-81.

Igniter Plug.................................................................................................................. 4-254

4-82.

Igniter Plug Lead......................................................................................................... 4-254

4-83.

Ignition Unit ................................................................................................................. 4-256

4-84.

Starter Assembly ........................................................................................................ 4-257

Change 10 v