Preliminary Requirements

Safety Requirements

WARNING

IT IS THE RESPONSIBILITY OF THE OPERATOR TO OBTAIN AND OBSERVE THE MANUFACTURERS MATERIAL SAFETY DATA SHEETS FOR CONSUMABLE MATERIALS INFORMATION SUCH AS, HAZARDOUS INGREDIENTS, PHYSICAL/CHEMICAL CHARACTERISTICS, FIRE, EXPLOSION, REACTIVITY, HEALTH HAZARD DATA, PRECAUTIONS FOR SAFE HANDLING, USE AND CONTROL MEASURES AND ALSO TO TAKE LOCAL REGULATIONS INTO CONSIDERATION.

Procedure

1. SUBTASK 70-43-01-400-001 Prepare the Plug and the Receptacle (Pyle-National)

   1. 

      WARNING

      ALWAYS MAKE SURE THERE IS SUFFICIENT VENTILATION WHEN ISOPROPANOL IS USED. DO NOT BREATHE THE VAPOR OR LET IT TOUCH THE SKIN.

      

      CAUTION

      DO NOT USE A SPRAY GUN OR COMPRESSED AIR AT A PRESSURE OF MORE THAN 15 PSI (104 KPA).

      Remove the protective caps from the plug and the related receptacle (Refer to Figure); keep the caps in a clean and dry bag.

   2. Examine the plug and the receptacle for contamination caused by liquid or solid unwanted materials. If necessary, clean with CoMat 01-012 ISOPROPANOL ALCOHOL (CH3)2CHOH; but always obey the instructions that follow.

      1. Remove all contamination from the surfaces with a brush or a spray gun.

      2. If the plug or the receptacle is in such a position that the unwanted fluid can not drain away; use a clean cloth or CoMat 02-069 DISPOSABLE CLEANING TISSUES to remove the fluid. Alternatively, use compressed air to remove the fluid.

      3. Dry the surfaces with clean, dry compressed air.

   3. Examine the plugs and the receptacles that are attached to the harness.

      1. Examine the parts for corrosion and damage, also, inserts that are damaged or soaked with oil. Repair or replace as necessary (Refer to Inspection, Repair and Assembly, in the related Engine Manual).

   4. Examine the receptacles that are attached to the unit.

      1. Examine the parts for corrosion and damage, also inserts that are damaged or soaked with oil. Repair or replace as necessary (Refer to related Vendor's Overhaul Manual).

2. SUBTASK 70-43-01-400-002 Connect the Plug (Pyle-National)

   1. Align the master key on the plug with the receptacle master key-way (Refer to Figure).

   2. Use light hand pressure to engage the plug with the receptacle.

   3. 

      CAUTION

      THE FULL MATING INDICATOR BAND ON THE RECEPTACLE IS NOT A STOP LINE. THIS BAND MUST ALWAYS BE FULLY CONTAINED BY THE LEADING EDGE OF THE PLUG KNURLED NUT.

      NOTE

      Where access to the receptacle is not easy, Glenair TG69 pliers can be used; but do not use a mechanical device on the rear knurl of the plug.

      With the threads correctly engaged, install the plug coupling nut in a clockwise direction on to the receptacle threads. Push the plug, with a side-to-side movement, into the mating receptacle and continuously tighten the coupling nut by hand, while you do this, until it is tight. Make sure that the red visual indicator can not be seen.

   4. Torque tighten the coupling nut.

   5. When necessary, safety with CoMat 02-126 LOCKWIRE.

Figure: Pyle-National plug and receptacle

Pyle-National plug and receptacle