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Summary of Contents for NANO DXR1600N
- Page 1 ENGLISH Code 9828093587 Edit. 11/2021 INSTRUCTION AND MAINTENANCE MANUAL DRYERS DXR1600N-DXR1800N-DXR2200N-DXR2400N-DXR3000N READ THIS MANUAL CAREFULLY BEFORE CARRYING OUT ANY OPERATIONS ON THE DRYER. Cod. 9828093587 00 - Edition 11/2021 - 1...
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Page 2: Table Of Contents
ENGLISH CONTENTS PART A: INFORMATION FOR THE USER GENERAL CHARACTERISTICS INTENDED USE OPERATION GENERAL SAFETY STANDARDS DESCRIPTION OF WARNING SYMBOLS DANGER ZONES SAFETY DEVICES POSITION OF PLATES INSTALLATION LOCATION 10.0 TRANSPORT AND HANDLING 11.0 UNPACKING 12.0 INSTALLATION 13.0 DIMENSIONS AND TECHNICAL DATA 14.0 MACHINE ILLUSTRATION 15.0... -
Page 3: General Characteristics
ENGLISH 1.0 GENERAL CHARACTERISTICS The dryer is a chilling machine with direct expansion heat exchanger and dry evaporator. The air to be dried is sent to the heat exchanger in which the water vapor present is condensed: the condensate gathers in the separator and is discharged outside through an electronic level sensing drain.. -
Page 4: Description Of Warning Symbols
ENGLISH 5.0 DESCRIPTION OF WARNING SYMBOLS 1) Electrocution Risk 2) Air not fit for 3) High pressure 4) Fan rotating 5) Hot parts breathing 6.0 DANGER ZONES 6.1 DANGER ZONES Risks present on the whole machine FIG. 2 4 - Edition 11/2021 Cod. 9828093587 00... -
Page 5: Safety Devices
ENGLISH 7.0 SAFETY DEVICES 7.1 SAFETY DEVICES 1) Cooling fan shield 3) Ground 2) Shield FIG. 3 Cod. 9828093587 00 - Edition 11/2021 - 5... -
Page 6: Installation Location
ENGLISH 8.0 POSITION OF WARNING LABEL 8.1 POSITION OF THE WARNING LABELS (Fig. 4) The labels fitted on the compressor unit are part of the machine; they have been applied for safety purposes and must not be removed or spoiled for any reason. Ref.1 - Spare plate Code 1079 9903 48 FIG. -
Page 7: Transport And Handling
ENGLISH 10.0 TRANSPORT AND HANDLING The machine must be transported as shown in the following figures. FIG. 5 MODD. WEIGHT Lb (kg) DXR1600N 837 (380) DXR1800N 1212 (550) DXR2200N 1323 (600) DXR2400N 1323 (600) DXR3000N 1433 (650) 11.0 UNPACKING CUTTING THE METAL STRAPPING CAN BE DANGEROUS, CUT PIECES SHOULD BE PROPERLY DISPOSED. -
Page 8: Installation
ENGLISH 12.0 INSTALLATION 12.1 POSITIONING After unpacking the equipment and preparing the installation location, put the machine into position, checking the following items: ensure that there is sufficient space around the machine to allow maintenance (see Fig. 6). ENSURE THAT THE OPERATOR CAN SEE THE WHOLE MACHINE FROM THE CONTROL PANEL AND CHECK THE PRESENCE OF ANY UNAUTHORIZED PERSONS IN THE VICINITY OF THE MACHINE. -
Page 9: Dimensions And Technical Data
ENGLISH 13.0 DIMENSIONS AND TECHNICAL DATA (DXR1600N-3000N) ELECTRICAL CABLE AIR INLET AIR OUTLET CONDENSATE DRAINING MOD. Refrigerant gas 100 (2) MOD. DXR1600N-3000N DXR1600N MOD. DXR1600N-3000N R-404A 3922 A / B According to ISO 817 FLANGE UNI DN125-ANSI 6" (in / mm) -
Page 10: Machine Illustration
ENGLISH 14.0 MACHINE ILLUSTRATION (DXR1600N) 14.1 GENERAL LAY-OUT Refrigerant compressor Refrigerant filter-dryer Condenser Expansion capillary tube Fan motor Fan motor pressure switch Evaporator High pressure switch Condensate drain Liquid accumulator Hot gas by pass valve Low pressure switch FIG. 8 (DXR1800N-DXR2200N-DXR2400N-DXR3000N) 14.2 GENERAL LAY-OUT... -
Page 11: Fig. 9
ENGLISH DXR1600N-DXR1800N-DXR2200N-DXR2400N-DXR3000N 14.3 COMMAND AND CONTROL PANEL ( BEFORE CARRYING OUT THE OPERATION TEST, READ CAREFULLY AND ACQUIRE A GOOD KNOWLEDGE OF THE COMMAND FUNCTIONS. Ref. 1) Digital controller Ref. 7) Stop - Running button - Door block Ref. 8) Green voltage indicator - Running Ref. - Page 12 ENGLISH DXR1600N-DXR1800N-DXR2200N-DXR2400N-DXR3000N 14.4 COMMAND AND CONTROL PANEL ( BEFORE CARRYING OUT THE OPERATION TEST, READ CAREFULLY AND ACQUIRE A GOOD KNOWLEDGE OF THE COMMAND FUNCTIONS. FIG. 9a Reference Name Alarm icon Refrigerant compressor icon Fan icon Dryer ON PDP indicator...
- Page 13 ENGLISH REMOTE ALARM FUNCTION The controller allows to remotely a number of alarms. This is managed by means of a free NC (Normally Closed) contact. The contact opens in case of an alarm. FIG. 9b Location of the free contact connector Cod.
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Page 14: Disposing Of The Dryers
ENGLISH 15.0 DISPOSING OF THE DRYERS If the machine is to be scrapped, it must be dismantled into parts of the same material, to be disposed of according to the local regulations in force. ALWAYS RESPECT THE REGULATIONS IN FORCE FOR DISPOSING OF OLD OIL AND OTHER POLLUTING MATERIALS SUCH AS INSULATING FOAM, ETC. -
Page 15: Routine Maintenance
ENGLISH PART “B” THIS PART “B” OF THE INSTRUCTIONS MANUAL IS RESERVED FOR PROFESSIONALLY SKILLED PERSONNEL APPROVED THE MANUFACTURER. 16.0 ROUTINE MAINTENANCE BEFORE CARRYING OUT ANY MAINTENANCE JOBS IT IS OBLIGATORY TO STOP THE MACHINE DISCONNECT IT FROM THE POWER SOURCE AND ISOLATE THE UNIT FROM THE COMPRESSED AIR DISTRIBUTION NETWORK. - Page 16 ENGLISH FIG. 10 16.3 CLEANING THE CONDENSER (Fig. 10) The condenser must be cleaned every month. Proceed as follows: - Switch off the machine. Turn the switch to the STOP Ref. 3 Fig. 10 - Lock-out and tag-out the unit at the fuse/breaker box Ref. 4 Fig. 10 - Remove the panel Ref.
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Page 17: Trouble-Shooting And Emergency Remedies
ENGLISH 17.0 TROUBLE-SHOOTING AND EMERGENCY REMEDIES ALL WORK MUST BE CARRIED OUT BY PROFESSIONALLY SKILLED PERSONNEL. BEFORE CARRYING OUT ANY MAINTENANCE JOBS IT IS OBLIGATORY TO STOP THE MACHINE AND DISCONNECT IT FROM THE POWER MAINS. N.B. OPERATIONS MARKED MUST BE CARRIED OUT BY PROFESSIONALLY SKILLED PERSONNEL APPROVED BY THE ... - Page 18 ENGLISH 17.1 TROUBLE-SHOOTING AND EMERGENCY REMEDIES N.B. OPERATIONS MARKED MUST BE CARRIED OUT BY PROFESSIONALLY SKILLED PERSONNEL APPROVED THE MANUFACTURER Possible root DISPLAY FLASHING WARNING NOTES Observations causes Dryer is working ok Warning icon NOT PDP Temp probe failed ...
- Page 19 ENGLISH SE ALARM After 6000Hrs, the controller will issue a “SE” warning. This is the maintenance due warning. How to reset the maintenance warning: follow steps 1 to 12 DOWN Push and hold buttons “SET” and PDP is flashing between standard view Message “SE”...
- Page 20 ENGLISH PROCEDURE TO SET THE SERVICE INTERVAL ON PDP DEVICE DOWN Push and hold buttons “SET” and PDP is showing standard view. Message “SE” appears on display. “DOWN” to enter in the menu. Current service interal is displayed. Select desired service interval using Push and release “SET”...
- Page 21 ENGLISH 17.2 TROUBLE-SHOOTING AND EMERGENCY REMEDIES Fault messages Flashing fault message Description Remedy Dewpoint temperature probe failure Replace the probe Refrigerant compressor discharge Replace the probe temperature probe failure Pressure dewpoint too high Refer to the fault and remedies section Pressure dewpoint too low Refer to the fault and remedies section...
- Page 22 ENGLISH Resetting the maintenance warning Front panel of the controller To reset the maintenance warning, follow steps 1 to 12: 1. The display is flashing between standard view (dewpoint) and maintenance required (SE) alarm. 2. Push and hold buttons SET (8) and DOWN (10) to enter the menu. 3.
- Page 23 ENGLISH Setting the service interval To set the service interval, follow steps 1 to 9: 1. PDP is showing standard view. 2. Push and hold buttons SET (8) and DOWN (10) to enter the menu. 3. Message “SE” appears on display. 4.
- Page 24 ENGLISH Refrigerant compressor discharge temperature visualization function To see the discharge refrigerant compressor temperature, follow steps 1 to 5: PDP is showing standard view. Push and hold buttons SET (8) and DOWN (10) to enter the menu. Push and release the UP button (9) until message “S3” appears on display. Push and release the SET button (9) to enter the “S3”...
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Page 25: Starting Up
ENGLISH 18.0 STARTING UP BEFORE CARRYING OUT ANY OPERATION ON THE MACHINE, ENSURE THAT THE ELECTRIC POWER SUPPLY HAS BEEN DISCONNECTED WAIT AT LEAST TWO HOURS BEFORE STARTING UP, AFTER ANY MACHINE MOVEMENT (TRANSPORT OR HANDLING). 18.1 PRELIMINARY CONTROLS Before starting the dryer, check: - The connection to the compressed air piping: remember to remove protected caps supplied on the drier inlet and outlet. - Page 26 ENGLISH 18.3 STARTING AND STOP Start the system before the air compressor starts running and stop it after the air compressor has been stopped. The compressed air piping will be free of condensate only by doing so. The dryer must be kept running during all the time the air compressor is running.
- Page 27 ENGLISH CALIBRATIONS HOT GAS BYPASS VALVE N.B.These valves have already been calibrated and they do not require any adjustment. An operating dew point that is different from the standard rated performance is typically caused by conditions other that the hot gas bypass valve. Ref.
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