background image

OPERATION MANUAL

TO BE OPERATED 

BY QUALIFIED 

PERSONNEL ONLY

PRO-SET

® 

AR2700 & AR2700M SERIES 

REFRIGERANT RECOVERY / 

RECYCLING SYSTEM

This Equipment has been certified by Underwriters Laboratories Inc. 

to meet EPA’s minimum requirements for Recovery equipment.

Summary of Contents for AR2700 Series

Page 1: ...ERATED BY QUALIFIED PERSONNEL ONLY PRO SET AR2700 AR2700M SERIES REFRIGERANT RECOVERY RECYCLING SYSTEM This Equipment has been certified by Underwriters Laboratories Inc to meet EPA s minimum requirements for Recovery equipment ...

Page 2: ...on 16 cubic inch drier w moisture indicator 7 micron oil separator Manual Control Valves Ball Type Valves to control HI LO Recover and Vacuum Charging Valve 12 VDC Solenoid Valve Construction 1 Heavy duty tubular frame construction 10 pneumatic wheels 4 5 swivel casters Overload Protection 15A Thermal Breaker 10A Thermal Breaker High Pressure Shut Off 30 bar 450 psig Refrigerants R134a R12 R22 R50...

Page 3: ...tic wheels with 4 5 swivel casters for easy maneuverability R134a couplers and refill adaptors Can be dedicated to one of several refrigerants See specification list for approved refrigerants Built in condenser for high ambient operation Built in evaporator to protect the compressor against flood back AR2700M series includes a pump down valve for multiple refrigerant use Manual oil injection syste...

Page 4: ...r other related injuries Wear proper personal protective equipment such as safety goggles and gloves When disconnecting any hose please use extreme caution CAUTION Avoid breathing refrigerant vapors and or lubricant mist Exposure may irritate eyes nose throat and skin Please read the manufacturers Material Safety Data Sheet for further safety information on refrigerants and lubricants CAUTION To r...

Page 5: ... platform CPS sells CRX50T 50 DOT Tank and CRX390T 92 DOT Tank tanks that can be used with this unit Make sure the tank is centered on scale platform and not touching the frame or any hoses Unit Consists Of Pro Set model AR2700 R R R unit Power cord set 8 service hoses Set of R 134a service couplers R 134a tank refill adaptors 2 Vacuum pump Magnetic tank thermometer Tank purge valve w gauge Operat...

Page 6: ...hand corner 2 Press the LB KG key to select between IMPERIAL and METRIC units 3 Press the GO HOLD key 4 The display shows the letter E on the upper left hand corner for a couple of seconds 5 The display shows the default ETW for a 50 pound tank in the units selected SEE CHART BELOW 6 The user can then use the UP ARROW or DOWN ARROW keys to adjust the ETW of the tank being used 7 The user then push...

Page 7: ...r drier onto Universal Filter Tank bracket Use touch fasteners straps to secure the filter drier to the Universal Filter Tank bracket The unit has three hoses that need to be installed Blue Hose with Ball Valve Red Hose with Ball valve and short red hose Connect both the Blue and Red hoses with Ball Valves to the back of the AR2700 as shown in the picture Connect the other end of the Blue Hose to ...

Page 8: ...valve until oil refrigerant mixture is released into the oil drain bottle If no oil is draining close oil drain valve Recovery Complete Vacuum Function Before running the vacuum pump the A C system must have a system pressure of 2 PSIG or lower If pressure exists go to Recover Function first 1 Connect HI and LO side service hoses to A C ports Open the service hose valves 2 Open O both the HI and L...

Page 9: ...ining refrigerant capacity has been reached 6 Push the GO HOLD key The unit will begin to automatically charge the A C system 7 The LCD will show refrigerant being dispensed 8 Once amount shown on LCD meets the programmed amount the charging will automatically stop and the unit will beep Go to Step 9 If the programmed charge weight is not reached The unit will alarm if there is no refrigerant flow...

Page 10: ...ER valve 6 Turn supply tank upside down after 2 minutes of refilling 7 The LCD will begin to count down If the LCD countdown reaches zero the unit will alarm with a RF done message on the LCD The compressor will be shut off and the refill function is complete 8 Close valve on supply tank Close I the RECOVER and HI manifold valves 9 Turn the COMPRESSOR switch to OFF 10 Push the GO HOLD key to retur...

Page 11: ... key to initiate filter pumpdown 9 Monitor the gauges until they read 10 Hg vacuum 10 If the unit begins to beep before you have reached 10 Hg vacuum push reset and repeat steps 7 10 11 Once the machine reads 10 Hg vacuum turn the compressor off turn vacuum valve to the open position and start vacuum pump 12 Run vacuum pump for a minimum of 10 min to remove any residual refrigerant 13 Turn the vac...

Page 12: ...load message is displayed as shown below Solution Make sure the tank used when full will not exceed 220 lbs maximum Solution Check scale calibration Tank Overfill Indication During recovery if the weight of the refrigerant in the tank exceeds the maximum refill refrigerant weight the compressor relay is deactivated and power is disconnected from the compressor The message below is displayed and th...

Page 13: ... 3 Use the NCG s purge table below to determine if the refrigerant in the recovery tank needs to be purged of NCG s See Examples 1 and 2 4 If purging is required A Open the purge valve for 15 seconds to vent the NCG s Then close valve B Read purge gauge to see if the pressure of the tank falls below the NCG Gases purge table If no repeat step 4A Example 1 R 134 Tank Temperature 76 F R 134 Tank Pre...

Page 14: ...7 6 158 0 170 4 95 0 147 6 99 5 72 0 22 2 82 9 84 2 135 7 152 2 163 0 178 0 99 0 152 2 102 8 74 0 23 3 85 6 87 2 140 0 156 8 168 0 183 0 102 0 157 1 106 0 76 0 24 4 88 4 90 3 144 5 161 5 174 0 189 0 105 0 162 0 109 4 78 0 25 6 91 3 93 5 149 0 166 3 179 0 194 0 109 0 168 0 112 9 80 0 26 7 94 2 96 8 153 6 171 2 184 0 200 0 112 0 174 1 116 4 82 0 27 8 97 2 100 2 158 4 176 2 190 0 203 6 116 0 180 6 12...

Page 15: ...and LO manifold valves to open O position The refrigerant in the filter drier is now being recovered 8 After 5 minutes Check the HI and LO gauges to see if a vacuum has been reached If vacuum has not been reached continue running 9 Once a vacuum has been reached close I the RECOVER HI and LO manifold valves 10 Turn the COMPRESSOR switch to OFF 11 Push the RESET key on the keypad 13 Open tank liqui...

Page 16: ...ap 2 Oil Sightglass 3 Oil Drain Interconnection Hoses Service Hoses and Coupler Maintenance The AR2700 series uses brass to brass seal type fitting on the ends of the internal interconnecting hoses No hose gasket maintenance is required on the brass to brass type of connections Periodically inspect the refrigerant hose assembly both service hose ends and both service couplers if used inner O ring ...

Page 17: ...il injection assembly ARX27PCB AR2700 PCB AR2788SX29 Tank filter bracket straps ARX27PS AR2700 power supply AR2788X14A 1 2 ACME tank refill adaptor ARXF2 16 cu filter with moisture sight glass AR2788X14B 1 4 SAE tank refill adaptor CRX390T 92 lb recovery tank AR2788X25 Scale PCB CRX400T 50 lb recovery tank AR2788X32 15 amp breaker 115 VAC FA1234X5 AR2788S II FA1234 oil drain bottle AR2788X33 10 am...

Reviews: