AIR CONDITIONING SYSTEM REFRIGERANT (R-134A) MAINTENANCE - CONTINUED
RECOVERY - CONTINUED
Follow recovery/recycling manufacturers instructions and recover all refrigerant from system.
Always comply with all local regulations regarding refrigerant disposal. You may be subject to substan-
tial penalties for improper disposal.
Any time air conditioning system refrigerant is evacuated, replace receiver-drier.
Replace receiver-drier (WP 0118 00).
If system is contaminated with moisture, compressor oil must be replaced with clean oil. If system is heavily
contaminated with desiccant or grit, replace compressor and expansion valve.
Service air conditioner compressor (WP 0117 00).
System must have been recovered and compressor filled with correct amount of refrigerant oil. Replace
receiver-drier if system is opened.
Wearing protective goggles and non-leather gloves, attach recovery/recycling stations hoses to valves.
Push down firmly on hose connectors until a clicking sound is heard. This will ensure coupler is locked.
Ensure recovery/recycling stations valves are closed.
Connect red high-side hose to discharge service valve.
Connect blue low-side hose to suction service valve.
Turn knob clockwise on each coupler to open shrader valves.
To Recovery Station
Manifold Suction Hand Valve (Open)
Manifold Discharge Hand Valve
Suction Service Valve
Discharge Service Valve