Section 3. Operation; General; Operating The Generator Set; Pre-Start Inspection - Hobart 140GT17P Operation And Maintenance Manual With Illustrated Parts List

SECTION 3. OPERATION

1.General

This section contains information and instructions for the safe and efficient operation of the equipment.
Operating instructions are presented in step-by-step sequence of procedures to be followed in supplying
400-Hz power to an aircraft.
WARNING: IMPROPER OPERATION CAN KILL! EAR PROTECTION EQUIP-
MENT MAY BE NECESSARY WHEN WORKING IN CLOSE PROXIMITY TO
THIS EQUIPMENT. READ AND FOLLOW ALL OF THE OPERATING INSTRUC-
TIONS BEFORE ATTEMPTING TO OPERATE THE EQUIPMENT.

2. Operating the Generator Set

A. Pre-start Inspection
(1) Open the fuel shut-off valve.
(2) Provide 12-V DC power to the engine starting system.
(3) Check the engine and generator compartments and remove rags or other foreign materials.
B. Normal Engine Starting Procedures
Engine starting procedures are outlined below. Engine operating controls and monitoring instruments
are illustrated in Fig. 1.
(1) If illumination is required, place light switch (25) in ON position.
NOTE: This switch must be ON to check fuel when engine is stopped.
(2) Hold engine start switch (22, Fig. 1) in START position momentarily. Push engine start pushbutton
(24) to crank engine. When engine starts, release pushbutton. Continue to hold engine start switch
(22) in position until oil pressure gage (27) reads at least 20 PSI pressure. Release switch (22).
(3) Check ammeter (15) for charge reading.
(4) Check oil gage (27).
(5) Place engine generator control switch (23) in IDLE position.
September 30/89 Revised
OM-2029
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