Thermo King X430 Maintenance Quiz

What is the dial range of the Thermoguard IV Thermostat?

• -20 to 80 F (-29 to 27 C)

• 0 to 100 F (-18 to 38 C)

• -10 to 90 F (-23 to 32 C)

• -30 to 70 F (-34 to 21 C)

What is the refrigerant charge for the Thermo King X430?

• 10 lb (4.54 kg)

• 14 lb (6.35 kg)

• 12 lb (5.44 kg)

• 16 lb (7.26 kg)

What type of compressor oil is required for the Thermo King X430?

• Synthetic type 67-404

• Mineral type 67-404

• Synthetic type 67-405

• Mineral type 67-405

What is the high pressure cutout setting for the refrigeration system?

• 350 ± 10 psi (2413 ± 69 kPa)

• 450 ± 10 psi (3103 ± 69 kPa)

• 400 ± 10 psi (2758 ± 69 kPa)

• 500 ± 10 psi (3447 ± 69 kPa)

What is the air switch setting after 1-30-89?

• 1.0 ± .05 in. (25.4 ± 1.3 mm)

• 1.2 ± .05 in. (30.5 ± 1.3 mm)

• 1.4 ± .08 in. (35.6 ± 2.0 mm)

• 1.6 ± .08 in. (40.6 ± 2.0 mm)

What is the voltage of the electrical control system?

• 12.5V dc

• 10.5V dc

• 14.5V dc

• 11.5V dc

What is the current limiter circuit breaker rating for the electrical control system?

• 30 amps

• 40 amps

• 50 amps

• 60 amps

What is the voltage regulator setting after 4-11-89?

• 14.2-14.6V @ 75 F (24 C)

• 13.7-14.3V @ 75 F (24 C)

• 12.7-13.3V @ 75 F (24 C)

• 15.2-15.6V @ 75 F (24 C)