11. Inspect evaporator housing water drain; perform necessary action. P-2 12. Remove, inspect, and reinstall evaporator; determine required oil quantity. P-3 13. Remove, inspect, and reinstall condenser; determine required oil quantity. P-3 VII. HEATING AND AIR CONDITIONING C. Heating, Ventilation, and Engine Cooling Systems Diagnosis and Repair 1. Diagnose temperature control problems in the heater/ventilation system; P-2 determine necessary action. 2. Perform cooling system pressure tests; check coolant condition, inspect and P-1 test radiator, cap (pressure/vacuum), coolant recovery tank, and hoses; perform necessary action. 3. Inspect engine cooling and heater system hoses and belts; perform P-1 necessary action. 4. Inspect, test, and replace thermostat and gasket/seal. P-1 5. Determine coolant condition and coolant type for vehicle application; drain P-1 and recover coolant. 6. system; refill system with recommended coolant; bleed system. P-2 7. Inspect and test cooling fan, fan clutch, fan shroud, and air dams; perform P-1 necessary action. 8. Inspect and test electric cooling fan, fan control system and circuits; P-1 determine necessary action. 9. Inspect and test heater control valve(s); perform necessary action. P-2 10. Remove, inspect, and reinstall heater core. P-3 VII. HEATING AND AIR CONDITIONING D. Operating Systems and Related Controls Diagnosis and Repair
11. Inspect evaporator housing water drain; perform necessary action. P-2 12. Remove, inspect, and reinstall evaporator; determine required oil quantity. P-3 13. Remove, inspect, and reinstall condenser; determine required oil quantity. P-3 VII. HEATING AND AIR CONDITIONING C. Heating, Ventilation, and Engine Cooling Systems Diagnosis and Repair 1. Diagnose temperature control problems in the heater/ventilation system; determine necessary action. P-2 2. Perform cooling system pressure tests; check coolant condition, inspect and test radiator, cap (pressure/vacuum), coolant recovery tank, and hoses; perform necessary action. P-1 3. Inspect engine cooling and heater system hoses and belts; perform necessary action. P-1 4. Inspect, test, and replace thermostat and gasket/seal. P-1 5. Determine coolant condition and coolant type for vehicle application; drain and recover coolant. P-1 6. system; refill system with recommended coolant; bleed system. P-2 7. Inspect and test cooling fan, fan clutch, fan shroud, and air dams; perform necessary action. P-1 8. Inspect and test electric cooling fan, fan control system and circuits; determine necessary action. P-1 9. Inspect and test heater control valve(s); perform necessary action. P-2 10. Remove, inspect, and reinstall heater core. P-3 VII. HEATING AND AIR CONDITIONING D. Operating Systems and Related Controls Diagnosis and Repair
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