Compression Check
Standard value: 1200 kPa (171 psi.) /250 - 400 r/minLimit: Minimum 890 kPa (127 psi.) /250 - 400 r/min
Measure the compression of all the cylinders, and check that the pressure differences of the cylinders are below the limit.
Limit: maximum 100 kPa (14 psi)