TM 5-4310-452-142-12. STARTING UNDER USUAL CONDITIONS (Con't).CAUTIONDo not operate the compressor unit more than 15° out-of-level, either end-to-end or side-to-side.If the unit is not level, the engine oil will not circulate correctly and may result in severe enginedamage.b.Raise or lower front leveling jack (3) until compressor unit (2) is within 15° of level, end-to-end. If compressorunit is not within 15° of level, side-to-side, move compressor unit to a more suitable site.WARNINGSlowly open manual blowdownvalve, being careful to keep face andany bare skin away from valveopening. If this warning is notfollowed, injury to personnel mayresult.c.Open manual blowdown valve (4) toensure that pressure is relieved from oilseparator system. Close manual blowdownvalve after relieving pressure.2-16
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