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NIRVANA CYCLING REFRIGERATED DRYER

75 THROUGH 150 SCFM

OPERATORS MANUAL

D127NC
D170NC
D212NC
D255NC 

C.C.N. : 80443948
DATE  : JU

LY

 2007

REV. : 

B

Ensure that the operator reads and 

understands

the

decals and consults the manuals before maintenance
or operation.

Ensure that the Operation and Maintenance manual is
not removed permanently from the machine.

Ensure that maintenance personnel are adequately
trained, competent and have read the Maintenance
Manuals.

a

Summary of Contents for D127NC

Page 1: ... 2007 REV B Ensure that the operator reads and understands the decals and consults the manuals before maintenance or operation Ensure that the Operation and Maintenance manual is not removed permanently from the machine Ensure that maintenance personnel are adequately trained competent and have read the Maintenance Manuals a ...

Page 2: ...7 3 MOISTURE REMOVAL SYSTEM 7 4 REFRIGERATION SYSTEM 7 5 THERMAL CIRCULATING SYSTEM 7 6 CONTROLS CONTENTS PAGE 8 0 INSTALLATION AND INITIAL START UP 6 8 1 LOCATION AND MOUNTING 8 2 PIPING AND VALVES 8 3 FILTRATION 8 4 ELECTRICAL CONNECTION 8 5 INITIAL START UP 9 0 SCHEDULED MAINTENANCE 7 9 1 INTRODUCTION 9 2 REFRIGERANT CONDENSER 9 3 CONDENSATE DISCHARGE SYSTEM 10 0 TROUBLESHOOTING 8 10 1 INTRODUC...

Page 3: ...placements or adjustments to the Equipment or any costs of labor performed by the Purchaser or others without Company s prior written approval The effects of corrosion erosion and normal wear and tear are specifically excluded Performance warranties are limited to those specifically stated within the Company s proposal Unless responsibility for meeting such performance warranties are limited to sp...

Page 4: ...ions completely before operating unit 3 Pull main electrical disconnect switch and disconnect any separate control lines if used before attempting to work or perform maintenance on the unit 4 Do not attempt to service any part while machine is in an operational mode 5 Do not attempt to remove any parts without first relieving the entire air system of pressure 6 Do not attempt to remove any part of...

Page 5: ...nsurance Rating Affected READ TECHNICAL MANUAL Removing fuses will not disconnect power from dryer Always disconnect power from ALL sources before performing service READ TECHNICAL MANUAL Air Under Pressure Will Cause Injury Death Or Property Damage Relieve Press Before Servicing Condensate Drain Discharges Under Pressure Drain Requires Periodic Cleaning Service READ TECHNICAL MANUAL HIGH VOLTAGE ...

Page 6: ...er section until it becomes a high pressure liquid It then goes through a permanent filter dryer that ensures the refrigeration system is free of contaminants A small diameter capillary tube meters the refrigerant for introduction into the evaporator The refrigerant pressure is reduced upon entering the evaporator where as it evaporates removes heat from the thermal mass fluid 7 5 THERMAL CIRCULAT...

Page 7: ...the filter that best suits your filtration requirements In addition to air filtration condensate discharge oil water separators are also available to address stringent EPA regulations 8 4 ELECTRICAL CONNECTION Equipment is available in various electrical configurations Providing power to these units is accomplished as follows 115V 1 60 These units are supplied with a three wire 115V cord assembly ...

Page 8: ...n and cleaning may be required An optional ambient air filter kit can be easily installed outside the condenser 9 3 CONDENSATE DISCHARGE SYSTEM On a minimum of a monthly basis the operation of the drain should be checked Periodically the drain should be removed and cleaned to ensure no debris from the system is trapped inside Ingersoll Rand Nirvana Cycling dryers are equipped with a drain isolatio...

Page 9: ...heck and clean condenser ambient air filter Check ambient temperature and reduce below 113 F Compressor relay may be bad replace relay Check for loose wire connections at contactor or loss of power at control board Inoperative pump or pump may have lost prime Check pump and contact Ingersoll Rand for priming instructions Contact your local distributor for further assistance Open valves Change filt...

Page 10: ... L1 N G FAN FOR ACTUAL COMPRESSOR TYPES REFER TO DRAWING 550059 COMPRESSOR CONNECTIONS A 2 MAIN INCOMING POWER DISCONNECT AND FUSING WILL BE PROVIDED BY CUSTOMER 3 POWER CONNECTION TO BE PROVIDED BY FACTORY SUPPLIED POWER CORD 6 CUSTOMER OPTIONAL CONNECTIONS SHOWN IN SMALL DASHED LINES 1 POWER REQUIREMENT PROVIDED BY CUSTOMER TO BE 120VAC 20A MAXIMUM FULL LOAD CURRENT AT 15A 7 RECEPTICAL FOR DRAIN...

Page 11: ...HT BLK GRN GRN GROUND LUG GRN BLK WHT WHT WHT WHT WHT BLK BLK GRN CONNECTIONS FAN BLK BLK TERMINAL STRIP CUSTOMER CONNECTION CONTACTOR COMPRESSOR BLK BLK WHT BLK BLK COMPRESSOR CONNECTIONS REFER TO DRAWING 550059 FOR ACTUAL COMPRESSOR TYPES L1 L2 2 MAIN INCOMING POWER DISCONNECT AND FUSING WILL BE PROVIDED BY CUSTOMER 1 POWER REQUIREMENT PROVIDED BY CUSTOMER TO BE 120VAC NOTES WHT HIGH TEMP ALARM ...

Page 12: ...ORD CONNECTOR OR OTHER CONNECTION TO BE PROVIDED BY USER 2 MAIN INCOMING POWER DISCONNECT AND FUSING WILL BE PROVIDED BY CUSTOMER 3 CUSTOMER POWER CONNECTION MADE WITH A 4 CORD 16 AWG 6 FT LONG POWER CORD PROVIDED WITH UNIT 6 CUSTOMER OPTIONAL CONNECTIONS SHOWN IN SMALL DASHED LINES 1 POWER REQUIREMENT PROVIDED BY CUSTOMER TO BE 200 240VAC 15A MAXIMUM FULL LOAD CURRENT AT 10A NOTES 5 OPTIONAL EQUI...

Page 13: ...IONS FAN BLK BLK CUSTOMER CONNECTION TERMINAL STRIP BLK BLK BLK BLK RED GRN L1 L2 COMPRESSOR CONNECTIONS REFER TO DRAWING 550059 FOR ACTUAL COMPRESSOR TYPES NOTES 1 MAIN INCOMING POWER DISCONNECT AND FUSING WILL BE PROVIDED BY CUSTOMER 2 FUSED OR CIRCUIT BREAKER DISCONNECT SWITCH TO BE PROVIDED BY OTHERS AND MUST MEET NEC CODE ALL WIRING TO BE IN ACCORDANCE WITH NEC AND ALL APPLICABLE CODES SEE EQ...

Page 14: ...SSOR ELECTRICAL CONNECTION TO COMPRESSOR G R O U N D CSIR TYPE CONNECTIONS COMPRESSOR 1 S R COMP C 1 3 BLK S START 2 R GRN BLK WHT D255NC A16 CSR TYPE G R O U N D COMPRESSOR CONNECTIONS 230V 1PH 60HZ COMP WHT BLK OL 3 S R C RED 1 BLK GRN RED BLK RED GND BLK RUN ENCLOSURE CAPACITOR RELAY AND COMPRESSOR START 4 4 5 1 2 220V 1PH 50HZ 115V 1PH 60HZ 110V 1PH 50HZ D127NC A16 CSIR TYPE D212NC A16 CSIR TY...

Page 15: ...12NC D255NC AIR INLET CONNECTION 1 MPT D127NC D170NC 1 1 2 MPT D212NC D255NC SUCTION PRESSURE GAGE HIGH TEMPERATURE LIGHT ON OFF SWITCH WITH POWER ON LIGHT 29 38 27 38 31 44 1 75 16 00 14 25 19 35 12 550060 GENERAL ARRANGEMENT D127NC A16 THRU D255NC A16 NEMA 1 FRONT VIEW RIGHT SIDE VIEW LEFT SIDE VIEW TOP VIEW GENERAL ARRANGEMENT D127NC THRU D255NC NEMA 1 ...

Page 16: ...PT D127NC D170NC 1 1 2 MPT D212NC D255NC SUCTION PRESSURE GAGE ON OFF SWITCH WITH POWER ON LIGHT HIGH TEMPERATURE ALARM LIGHT 29 38 27 38 1 75 TYP 16 00 14 25 19 31 44 23 56 550061 GENERAL ARRANGEMENT D127NC A16 THRU D255NC A16 NEMA 4 FRONT VIEW RIGHT SIDE VIEW LEFT SIDE VIEW TOP VIEW A DETAIL A 12 0 GENERAL ARRANGEMENT GENERAL ARRANGEMENT D127NC THRU D255NC NEMA 4 ...

Page 17: ...141575 23141575 15 Light Hi Temp 23141377 23141385 23141385 23141377 23141385 23141385 23141377 23141385 23141385 23141377 23141385 23141385 16 Tstat High Temp 21341369 21341369 21341369 21341369 21341369 21341369 21341369 21341369 21341369 21341369 21341369 21341369 17 Tstat Operational 21341369 21341369 21341369 21341369 21341369 21341369 21341369 21341369 21341369 21341369 21341369 21341369 18 ...

Page 18: ...70NC A16 1 115 1 60 1 2 9 2 36 0 1 1 18 1 80 2 3 R404 1 14 0 852 20 14 2 300 136 0 D170NC A16 2 230 1 60 1 2 4 9 25 9 1 1 18 0 90 1 2 R404 2 3 0 994 10 7 5 300 136 0 D212NC A16 1 115 1 60 3 4 15 0 57 0 1 1 18 1 80 2 3 R404 2 0 0 909 20 13 2 300 136 0 D212NC A16 2 230 1 60 3 4 6 5 30 0 1 1 18 0 90 1 2 R404 2 0 0 909 15 9 5 300 136 0 D255NC A16 1 115 1 60 1 15 0 71 0 1 1 18 1 80 2 3 R404 2 3 0 994 2...

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