Mazda CX-9 Grand Touring 2009 Manual page 1733

Fig. 2: Identifying Manifold Gauge Set Installation
Courtesy of MAZDA MOTORS CORP.
REFRIGERANT CHARGING
CAUTION:
CHARGING RECYCLED R-134A REFRIGERANT
1. Connect an R-134a recovery/recycling/recharging device to the vehicle and follow the device
manufacturer's instructions.
CHARGING PREPARATION
1. Install the manifold gauge set.
2. Connect the tap pin side of the charging hose to the air purge valve of the manifold gauge.
3. Connect the vacuum pump hose to the center joint of the manifold gauge.
4. Connect the vacuum pump hose to the vacuum pump.
5. Connect the charging hose to the refrigerant tank.
6. Place the refrigerant tank on the scale.
Regular amount of refrigerant (approx. quantity)
660-710 g {23.3-25.0 oz}
2008 Mazda CX-9 Grand Touring
2008 HVAC Refrigerant System - Mazda CX-9
Do not exceed the specification when charging the system with
refrigerant. Doing so will decrease the efficiency of the air
conditioner or damage the refrigeration cycle parts.