nVent Hoffman X2302 Page 1 Instruction Manual Download | Manualshive

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Extreme AC Air Conditioner

X

2302

Model

Instruction Manual

P/N

89215748 Rev E

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Summary of Contents for X2302

Page 1: ...Extreme AC Air Conditioner X2302 Model Instruction Manual P N 89215748 Rev E...

Page 2: ......

Page 3: ...rgizing the controller 10 Control status indication 10 Displaying and changing program settings 13 To view or access the settings 13 Heat cool operating parameters 13 Alarm parameters 13 Displaying te...

Page 4: ...ing the air conditioner to the enclosure Refer to the nameplate for proper electrical current requirements and then connect the power cord to a properly grounded power supply Minimum circuit ampacity...

Page 5: ...in upright position during operation 5 To avoid cross threading mounting inserts start bolts by hand before tightening with a wrench or ratchet driver 6 Refer to the top of the nameplate for electrica...

Page 6: ...g cutout dimensions 22 22 564 3X 48 12 95 24 3X 5 00 127 3X 10 63 270 3X 16 25 413 3X 21 25 540 3X 43 11 3X 4 58 116 3X 9 15 232 12X 31 8 20 32 516 8 40 213 80 20 89215771 Cutout Dimensions Mounting G...

Page 7: ...nVent com HOFFMAN 7 Wire diagram 89206067 REV C...

Page 8: ...8 nVent com HOFFMAN Schematics 89206866 REV B J3...

Page 9: ...3016SP 89083016SP 6 Switch MALF 89096948SP 89096948SP 7 Filter Drier 52602803SP 52602803SP 8 Coil Condenser 20102001SP 20102001SP 9 Coil Evaporator 89204519SP 89204519SP 10 Controller Smart 89202719SP...

Page 10: ...ssures to equalize in order for the air conditioner to restart Operating the air conditioner below the minimum ambient temperature or above the maximum ambient temperatures indicated on the nameplate...

Page 11: ...on Indication Icon Status C White When operating temperature in degrees Celsius ON F White When operating temperature in degrees of Fahrenheit ON Main Field Line 1 White Display inlet temperature ON M...

Page 12: ...12 nVent com HOFFMAN...

Page 13: ...ain screen wait one minute with no action or Press arrow few times until ESC displays then press button to return to UoF screen From the UoF screen Press arrow few times until LOG Out message displays...

Page 14: ...creen will be automatically revert to the main screen Note if no alarms are present then only ESC will be displayed in the folder There are seven possible alarms non latching detectable by the control...

Page 15: ...ature data on screen There are two temperature probes in the air conditioner where one is reading the enclosure air temperature incoming to the air conditioner and other is reading the cooled air leav...

Page 16: ...secondary units 2 The primary unit monitors the enclosure temperatures of all the units and manages the ON OFF status of cooling and heating based on the unit reporting the highest temperature 3 When...

Page 17: ...utton to access to parameter H menu Parameter Description Available Range PS Settings Default H01 Mode SA stand alone PS primary secondary SA PS primary secondary LL lead lag H02 Device ID 1 up to 10...

Page 18: ...conditioner unit remote communication features Air conditioners that include the optional nVent HOFFMAN network card RAC module have remote communication capabilities utilizing SNMP Modbus TCP EtherN...

Page 19: ...west or higher number of the Comm Port To view the controller data information from the A C unit In the nVent HOFFMAN A C Monitor main screen select Single ACU Monitor tab Click on Enable Comm button...

Page 20: ...enclosure air temperature and other temperature settings information include the unit of measure The Enable Comm text on the button now changes to Disable Comm To stop the communication click on the D...

Page 21: ...e allows to read and write Click on Enable Comm button to communicate to the network card and read the temperature information from the controller Now the temperature settings information in the contr...

Page 22: ...8 J1 GROUND G0 1 BLK40 POWER 24VAC G 2 WHT41 J2 NA 5V 1 NA S3 2 INLET TEMP PROBE S1 3 RED NA Y1 4 DOOR OPEN SWITCH ID1 5 WHT63 GROUND O 6 WHT RESERVED S5 7 OUTLET TEMP PROBE S2 8 RED45 NA Y2 9 MAL FUN...

Page 23: ...e and convenience of reputable refrigeration repair service personnel for recharging the air conditioner Inlet air filter Proper maintenance of the ambient air filter is critical to normal operation o...

Page 24: ...c Contact nVent Equipment Protection for special recommendations Refrigerant loss Each air conditioner is thoroughly tested prior to leaving the factory to insure against refrigeration leaks Shipping...

Page 25: ...cabinet and surrounding area to ensure adequate airflow to and from the unit on both the inlet and outlet air channels for the ambient and cabinet air Comments Seals Gaskets and Leaks Inspect and repa...

Page 26: ...tage and retest or contact certified electrician Is the controller illuminated Is there correct supply voltage to controller 24 V DC Possible Causes 24 V Transformer Rectifier Check Wiring Replace con...

Page 27: ...and wiring Clean replace filter and clean condenser coil Replace seals and gaskets on enclosure Monitor for normal operation Possible Causes Low Refrigerant Leak Check controller settings YES YES YES...

Page 28: ...nVent com en us cooling field service request F GAS INFORMATION X230216GXXX X230226GXXX Refrigerant K hlmittel Ch odziwo R134a R134a GWP 1430 1430 Factory Charge F llmenge durch Hersteller Op ata Fab...

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