TM 5-3805-262-34SHEET 11 OF 21Diesel fuel may spill from fuelinjector lines while engine iscranking. Collect spillage inmetal container and wipe fuelfrom engine using clean cloths.Diesel fuel is highly combus-tible. Do not smoke or allowopen flames or sparks into thearea. Death or severe injury mayresult if personnel fail to ob-serve this precaution. If youare burned, obtain medical aidimmediately.NOTEEngine cranking speed must be approximately 200 rpm for reliable testresults.If necessary, charge batteries to obtain proper cranking speed(refer to TM 5-3805-262-20).(e) Tell assistant to crank engine starter.(f) When compression gage pointer stops moving, record indication and tellassistant to stop cranking engine.(g) Press vent button to relieve compression gage pressure.(h) Repeat steps (e) thru (g) above to record several compression checks forcylinder under test.(i) Remove compression gage and compression gage adapter.(j) Repeat steps (b) thru (i) above to record compression for each remainingcylinder.(k) Compare recorded compression for each cylinder with minimum compressionlisted below. Recorded compression for each cylinder should be equal toor greater than listed compression:Altitude abovesea level (feet)o1,0002,5005,0007,50010,000Compression(psig)4003843603202802403-13
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