J 21213-A Four Jack Dual Range Temperature Tester
• | The outlet air temperature |
• | The high-side pressure |
• | The low-side pressure |
24.1. | The outer surfaces of the radiator and the condenser cores are blocked by dirt, leaves, or other material. |
24.2. | The areas between the condenser and radiator are clogged with dirt, leaves and other material. |
24.3. | The evaporator core, the condenser core, the hoses, the tubes and other components are restricted or kinked. |
24.4. | The system is leaking refrigerant. |
24.5. | The air ducts have leaks or restrictions. |
24.6. | The airflow rate is low due to a restriction in the evaporator core. |
24.7. | The compressor clutch slips. |
24.8. | The drive belt tension is improper. |
24.9. | The accumulator is plugged. |
24.10. | The expansion (orifice) tube is plugged. |
Relative Humidity | Ambient Air Temperature | Maximum Low Side Pressure | Engine Speed | Maximum Center Air Outlet Temperature | Maximum High Side Pressure |
---|---|---|---|---|---|
40% | 26.7°C (80°F) | 220 kPa (32 psi) | 1500 RPM | 10.6°C (51°F) | 1 572 kPa (228 psi) |
26.7°C (90°F) | 268 kPa (39 psi) | 10.6°C 59°F | 1 931 kPa (280 psi) | ||
37.8°C (100°F) | 308 kPa (44 psi) | 18.9°C (66°F) | 2 075 kPa 301 psi | ||
43.3°C (110°F) | 317 kPa (46 psi) | 23.9°C (75°F) | 2 255 kPa (327 psi) | ||
48.9°C¹ (120°F)¹ | 310 kPa¹ (45 psi)¹ | 17.2°C¹ (63°F)¹ | 2 530 kPa¹ (367 psi)¹ | ||
50% | 21.1°C² (70°F)² | 193 kPa² (28 psi)² | 6.1°C² (43°F)² | 1 103 kPa² (160°F)² | |
70% | 21.1°C (70°F) | 234 kPa (34 psi) | 12.2°C (54°F) | 1 572 kPa (228 psi) | |
32.2°C (90°F) | 324 kPa (47 psi) | 18.3°C (65°F) | 2 006 kPa 291 psi | ||
80% | 26.7°C (80°F) | 268 kPa 39 psi | 14.4°C 58°F) | 1 731 kPa (251 psi) | |
¹Determine in MAX A/C with all of the windows closed. ²The compressor cycles ON and OFF. |