SECTION 3 OPERATING INSTRUCTIONS

TM 11-5805-451-15

OPERATING INSTRUCTIONS

3.1 GENERAL

This section contains instructions for operating the Express Orderwire Multi-

direction Unit, including starting, operating, and stopping procedures. A functional

description of the controls and indicators is also given.

3.2 CONTROLS AND INDICATORS

The controls and indicators associated with the operation of the Panel are as

follows :

POWER switch

Controls the application of -48 Vdc power to the unit.

b. Power lamp

Illuminates to indicate that -48 Vdc power is applied to the unit.

Fuse

Provides overload protection for the power supply of the unit.

3.3 OPERATION

Starting Procedure

To place the unit in operation, set the POWER switch to the ON position.

The power lamp illuminates to indicate application of -48 Vdc.

Operating Procedure

The unit is an automatic device; therefore, no operating procedures are

required.

Stopping Procedure

To stop the unit, set the POWER switch to the OFF position. The power

lamp extinguishes to indicate the removal of -48 Vdc.