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HAC-244 < SYSTEM DESCRIPTION > [MANUAL HEATER ] SYSTEM SYSTEM MANUAL HEATER SYSTEM MANUAL HEATER SYSTEM : System Description INFOID:0000000010433405 SYSTEM DIAGRAM DESCRIPTION • Manual heater system is controlled by each function of A/C amp.and ECM. CONTROL BY A/C AMP. • HAC-244, "MANUAL HEATER SYSTEM : Air Inlet Control" • HAC-245, "MANUAL HEATER SYSTEM : Door Control" • HAC-247, "MANUAL HEATER SYSTEM : Door Motor Starting Position Reset Control" • Correction for input value Ambient temperature correction - A/C amp. inputs the temperature detected by ambient sensor as the ambient temperature. temperature when turning the ignition switch from OFF to ON. The detection temperature of the ambient ° C (133 ° F)]. The mem- ory data (before the ignition switch is OFF) when the engine is warmed up [approximately 56 ° C (133 ° F) or more]. - The correction of the ambient temperature is not performed when the detection temperature of the ambient temperature is less than approximately − 20 ° C (–4 ° F). MANUAL HEATER SYSTEM : Air Inlet Control INFOID:0000000010433409 DESCRIPTION • A/C amp. controls the intake door motor and switches the air inlets. does not occur when high water temperature control is in effect.) JMIIA3579GB |