Mazda CX-9 2007 Service Highlights page 312

REFRIGERANT LINE CONSTRUCTION
• The pipes in the refrigerant lines are made of aluminum alloy and the hoses are made of rubber (flexible hose).
• A high-pressure charging valve is located on the front cooler pipe No.4 and a low-pressure charging valve is
located on the front cooler pipe No.1.
HIGH-PRESSURE
CHARGING
VALVE
FRONT COOLER
HOSE (LOW)
FRONT COOLER
PIPE NO.3
End Of Sie
07-11–10
BASIC SYSTEM
LOW-PRESSURE
CHARGING
VALVE
FRONT COOLER
FRONT COOLER
HOSE (HI)
PIPE NO.2
FRONT COOLER
PIPE NO.1
FRONT COOLER
PIPE NO.4
REAR COOLER
PIPE NO.1
id071100100700
FRONT
HEATER PIPE
ac9uun00000125