TM 5-3820-256-10
tures. Refer to the lubrication instructions in Chapter 3 for recommended viscosities.
(2)
Check oil levels frequently and add oil as required to maintain proper levels.
(3)
Run engine only as required to complete necessary task. Avoid prolonged idling.
c. Sandy or Dusty Conditions.
(1)
Change engine oil two or three times more frequently.
(2)
Check oil bath air cleaner daily; clean and change its oil as needed.
(3)
Clean cooling fins every 100 hours of operation.
d. High Humidity and/or Salt Water Conditions.
(1)
Protect painted or polished surfaces by keeping them well lubricated or coated with a thin layer of grease or
similar preservative.
(2)
Remove rust and corrosion as they appear and repaint affected surfaces.
e. High Altitudes.
(1)
At high altitudes, less oxygen is available for combustion of the engine fuels. Above 5,000 feet elevation,
the engine fuel injectors may have to be changed to ensure proper performance.
(2)
Watch engine temperatures closely for signs of overheating.
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Welder/Generator.
a. Cold Weather Operation.
(1)
Keep battery fully charged and filled to proper fluid level.
(2)
Keep snow and ice away from battery terminals.
(3)
Keep terminals tight and free from corrosion.
(4)
During periods of extreme cold, remove battery and store it in a heated area overnight or until equipment is
needed for operation.
b. Hot Weather Operation.
(1)
Check battery fluid level frequently because evaporation increases at higher temperatures.
(2)
Keep air intakes and exhaust clear of obstructions and airborne matter that could cause clogging and restrict
air flow.
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