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Summary of Contents for NAVAC NRDDF
- Page 1 Recovery Unit for Flammable Refrigerants NRDDF User Manual...
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Page 2: Design Standard
CERTIFICATIONS Design standard: Marking: UL 121201: Ninth Edition Class I, Division 2, Group D T4 ........................CSA-C22.2 No.213-17 Certifications UL 1963: Fourth Edition ......................... CSA-C22.2 No.120-13 General Safety IEC: 60079-0, 60079-7 ......................Operation Manual WEEE (Do not dispose through ........................Specification typical waste streams) .................. - Page 3 Only a qualified electrician can do the wire connection according to the technical standard and circuit diagram. The power must be cut off and no display in LCD before inspecting or repairing. If the original power supply cord is damaged, an OEM replacement may be ordered through your NAVAC distributor.
- Page 4 NRDDF Category III: R12, R134a, R401C, R500, R1234YF, R600a Category IV:R22, R401A, R401B, R402B, R407C, R407D, R408A, R409A, R411A, R411B, R412A, R502, R509, R290 Category V: R32, R402A, R404A, R407A, R407B, R410A, R507 3. The knob should be in the "Close" Position before operation. All the valves must be closed, the input and 115V, 60Hz output fittings should be covered with protective caps when the unit is not in operation.
- Page 5 Restart: It will flash after an error has occurred and settled. Pressing “START” will resume activity. Fault: Error Codes E1: The pressure sensor is disconnected Fault 2: Input voltage is too low Fault 3: High input voltage Fault 4: Overcurrent protection Fault 7: Temperature protector open Fault 8: Motor stalling Mute: Audible alerts and beeps are turned off.
- Page 6 Graphics Code ITEM High pressure sensor Motor Motor control board Socket Digital gauge control board Low pressure sensor Over filling protector Temperature protector High pressure switch Parts name Parts name Cylinder O.F.P Adaptor Assy Copper Pipe Left side Plate Coupling Compressor Wind Guide Cover Condenser...
- Page 7 Ball valve Ball valve Ball valve NRDDF NRDDF Preparation Start Preparation 8. Recovery is completed when machine enters into 7 Start the vacuum pump and let it run until the It's required to use hoses with ball valves on this a vacuum.
- Page 8 Electronic scale Ball valve Ball valve Hose 2 Ball valve NRDDF NRDDF Preparation 9. Open the vapor valve, liquid valve of the tank. 10. Press “START” button to start machine, then it starts Connect the hoses correctly and firmly.
- Page 9 If yes, replace the control board. If not, send the machine back to the factory for repair. 4. Check if the connection between TP and MCB is good. If good, contact NAVAC tech support. 5/6. Replace the front side plate with digital manifold gauge.