There are several ways to test a cylinder head for cracks. Best way is testing it by air pressure. CPT grants the best performance by using thermal expansion by the help of hot water. Thermal extension make cracks bigger so that even the smallest crack can be determined.

MODEL	CPT1200	CPT1350	CPT1500
Machine Dimensions ( mm. )	2000 x 1050 x 1700	2150 x 1100 x 1800	2300 x 1100 x 1800
Max. Cylinder Head Dimensions ( mm. )	1200 x 400 x 300	1350 x 440 x 400	1500 x 440 x 400
Max. Cylinder Head Weight ( kg. )	300	350	550
Pressure ( bar )	0-10	0-10	0-10
Thermostat	0-90 °C	0-90 °C	0-90 °C
Tank Capacity ( lt. )	500	700	850
Electricity ( V / Hz / Phase )	220-380-415-440 / 50-60 / 3	220-380-415-440 / 50-60 / 3	220-380-415-440 / 50-60 / 3
Heaters ( kW )	2 x 10	2 x 10	2 x 10
Rotational Motor Rotation Speed	815 rpm	815 rpm	815 rpm
Rotational Motor Power ( kW )	0,18	0,37	0,37
Up and Down Travel Time ( sec. )	10	10	10
Weight ( Empty - kg. )	450	680	800
Packing Dimensions ( mm. )	2200x1350x2150 500kg	2220x1350x2150 600kg	2320x1250x2250 600kg