Operating instructions, Help screens – Robinair ACR2005 Air Conditioning and Refrigerant Service Solution User Manual

Page 24

HELP SCREENS

VACUUM

• Connect service hoses to a vehicle, and open the coupler valves.

• The system must have less than 25 psi of pressure for correct operation

of the vacuum pump.

• If greater than 25 psi, you must recover the refrigerant before proceeding.

OIL FLUSH

• Recover any refrigerant in the vehicle.

• Remove and bypass the orifice tube or TXV.

• Install compressor bypass block and filter kit.

• Connect blue low-side service hose to the filter; then open the service

coupler.

• Connect the filter to the compressor bypass block. Open the service

coupler.

• Empty the oil drain bottle.

• Press the

OIL FLUSH

key on the ACR2005 to begin the process.

• Program increased vacuum and flushing time, or press the

ENTER

key to

accept default values.

• Install compressor and expansion devices.

• Evacuate; replenish lost oil; charge refrigerant.

• See Service Bulletins for specific vehicle instructions.

SNAPSHOT

• Install red (15 ft.) temperature probe into vehicle front air outlet duct.

• Install blue (30 ft.) temperature probe into vehicle rear air outlet duct (as

required).

• Install airflow probe into the front duct (optional).

• Start the vehicle, and set A/C to MAX COOL.

• Press the

PRINT

key to capture and print, or reset MAX/MIN to update.

CHARGE

• The vehicle’s A/C system must be evacuated before charging.

• If the A/C system did not hold a vacuum, it may have a leak.

• If not evacuated, the charge amount is limited to .5 lb.

Operating Instructions