Operating The Generator Set; Pre-Start Inspection; Pre-Start Instructions; Section 3. Operation - Hobart JET-EX 4 Operation And Maintenance Manual

SECTION 3. OPERATION

1. General

This section contains information and instructions for the safe and efficient operation of the generator set.
Operating instructions are presented in a step-by-step sequence of procedures to be followed in
ing power to an aircraft.
NOTE: Read ALL of the operating instructions before attempting to operate the equipment.
WARNING: EAR PROTECTION MAY BE NECESSARY WHEN WORKING
CLOSE TO THIS EQUIPMENT.

2. Operating the Generator Set

A. Pre-start Inspection
(1) Always be sure there is sufficient oil and coolant in the engine.
(2) Be sure the fuel shutoff valve is open. The valve is located at the fuel tank outlet. Observe the fuel
gage. Make certain of sufficient fuel to complete the job to be done.
(3) If the unit is trailer mounted and is not connected to a tow vehicle, be sure the parking brake is ap-
plied.
(4) Open the engine compartment door and inspect interior for rags, tools, and foreign material.
B. Pre-start Instructions
In all probability, the unit will be moved from one location to another many times during its lifetime of serv-
ice. Therefore, the following steps should be taken to optimize maximum efficient operation.
(1) Check the supply of fuel, crankcase oil and radiator coolant. See Maintenance and Operator's
Manual for specifications.
(2) Inspect the unit thoroughly to be sure it is in proper working order. Check all fuel lines and wire
connections to be certain they are secure. Tighten any loose screws, nuts or bolts.
(3) Wipe off the entire unit and clean the air passages, control panel and other hard to reach places
with compressed air not over 25 psi (172 kPa).
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