Hobart 9OC24S Operation Manual page 281

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HOBART BROTHERS COMPANY
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OPERATION, MAIN TENANCE , AND OVERHAUL MANUAL, TM-240A
SELF-PROPELLED GENERATOR SET, SPEC. NO. 5381A
SECTION 1. ELECTRICAL
1.
Genera I
These instructions cover special and recommended procedures for overhaul of electrical
components of the generator set.
2. Generator Control Box Assembly
This assembly contains electrical sensing, monitoring, and controlling equipment. The
equipment consists of many sma I I individua I components.
These components are remov-
able and replaceable without disturbing other items. Since these items do not have
a life expectancy factor and do not require regular overhaul or replacement, overhaul
of the control box, for the sake of overhaul, is not recommended.
In lieu of overhaul,
the control box assembly should be thoroughly cleaned and inspected at the time of
generator overhaul when it will be easily accessible.
A. Cleaning
(1) Open doors and trays. Remove access pane Is as required.
(2) Use clean, dry, compressed air to clean electrical components.
(3) If oil, grease, or other foreign material has accumulated, clean with a good,
SAFE , commercia I cleaner.
CAUTION: DRY COMPONENTS THOROUGHLY WITH COMPRESSED AIR.
USE A LINT FREE CLOTH TO CLEAN ANY EXPOSED CON-
TACTS.
B. Inspection
Inspect the assembly thoroughly after cleaning.
(1) Inspect all leads and wiring for worn or deteriorated insulation.
(2) Inspect all screw-type and soldered connections for security.
(3) Inspect electrical components for signs of deterioration, cracks, loose mount-
ing hardware, etc.
(4) Inspect all exposed contacts for burning, pitting, and overheating.
Ott 30/73
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