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HEATER, VENTILATION AND AIR CONDITIONING

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2016 – MX-5 – HVAC

HEATER, VENTILATION AND AIR CONDITIONING

Features

  • An A/C unit and air dist unit have been adopted to the blower system.

  • A refrigerant pressure sensor has been adopted in which refrigerant pressure is converted to a linear electrical signal and precise information is transmitted.

Specification

HVAC Basic System

Item

Specification

Heating performance

(kW {kcal/h})

5.0 {4,299}

Cooling performance

(kW {kcal/h})

3.5 {3,009}

Temperature control

Reheat full air mix

Blower motor

Fan type

Sirocco fan

When heating

Airflow amount

(m3/h)

240

Power consumption

(W)

150

When cooling

Airflow amount

(m3/h)

350

Power consumption

(W)

190

Refrigerant

Type

HFC-134a (R-134a)

Charge amount (reference)

(g )

395—445 {14.0—15.6}

A/C compressor

Type

Rotary-vane type

Discharge amount

(ml {cc, fl oz})

83 {83, 2.8}

Maximum allowable speed

(rpm)

8,500

Lubricant

Type

DH-PR

Inclusion amount (reference)

(ml {cc, fl oz})

120—140 {120, 4.06—140, 4.73}

Magnetic clutch

Magnetic clutch clearance

(mm )

0.3—0.6 {0.012—0.023}

Energy consumption when cooling

(W)

40

Condenser

Type

Multi-flow type

Heating radiation amount

(kW {kcal/h})

5.8 {4,987}

Receiver/drier internal capacity

(ml {cc, fl oz})

180 {180, 6.09}

Desiccant

Synthetic zeolite

Expansion valve

Type

External pressure equalization type

Evaporator

Type

Multi-flow type

Control parts (full-auto air conditioner)

Item

Specification

Sensor

Refrigerant pressure sensor

Capacitance type

Solar radiation sensor

Photodiode

Ambient temperature sensor

Thermistor

Passenger compartment temperature sensor

Evaporator temperature sensor

Actuator

Air intake actuator

Mechanical lock type

Air mix actuator

Potentiometer type

Airflow mode actuator

Control parts (manual air conditioner)

Item

Specification

Sensor

Refrigerant pressure sensor

Capacitance type

Ambient temperature sensor

Thermistor

Evaporator temperature sensor

Actuator

Air intake actuator

Mechanical lock type

Air mix actuator

Potentiometer type

Airflow mode actuator

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© 2014 Mazda North American Operations, U.S.A.