Hobart 120CU20, Operation And Maintenance Manual With Illustrated Parts List

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OM-2228 / Operation and Maintenance Manual
120CU20 / Series 500120 / 400 Hz. Generator Set
October 15, 2013 Chapter 1-2
Page 1
Section 2 Preparation for: Use, Storage, or Shipping.
1) Preparation for Use.
a) Inspection/Check.
Inspect the unit thoroughly prior to operation.
(1) Remove blocking, banding, ties, and other securing material.
(2) Inspect exterior for shipping damage such as broken lights, damaged sheet metal, etc.
(3) Open all canopy doors and inspect interior for foreign material such as rags, tools, shipping
papers, etc.
(4) Check fuel, coolant, oil hoses and connections for visible leaks. Visually inspect the compartment
floor and ground surface under the unit for signs of leakage. Correct any leaks by tightening hose
clamps, tube fitting, etc. as required.
(5) Check security of generator set retaining components.
(6) Check the following for sufficient quantity:
a Fuel
Press the “LAMPS” push-button button to energize the fuel gauge when the engine is
stopped. Fuel is supplied from a customer-furnished source.
NOTE: For recommended fuel specifications refer to the Engine Manufacturers Operation and
Maintenance Manual provided with this manual.
b Engine coolant
Remove radiator cap to check coolant level. Coolant level should be at the bottom of the filler
neck.
CAUTION
BE SURE the cooling system antifreeze solution is adequate to protect below the
lowest temperature expected.
NOTE: For antifreeze protection, use a solution of 50% permanent antifreeze (Ethylene glycol) and
50% clean water.
ENGINE OIL AND COOLANT CAPACITIES
Lubricating oil capacity (w/ filter) 4 gallons (15.1 liters)
Coolant capacity system 10 gallons (37.8 liters)
Figure 1.