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Classic 20 ACU Installation, Operating & Maintenance Manual

AC-2 CS020020 USACG-6 Manual Rev B

Page 2 of 16

Contents

GENERAL SAFETY & WARNING INSTRUCTIONS ................................................................... 3

UNPACKING, HANDLING & INITIAL INSPECTION.................................................................. 3

MODELS COVERED BY THIS MANUAL ...................................................................................... 4

3.1

ODEL

DENTIFICATION

................................................................................................................ 4

3.2

ENERAL PERFORMANCE

ATA

..................................................................................................... 4

DIMENSIONS & INSTALLATION.................................................................................................. 5

4.1

RODUCT

RAWING

...................................................................................................................... 5

4.2

OUNTING TEMPLATE

................................................................................................................... 6

4.3

ASKET INSTALLATION

................................................................................................................. 7

4.4

NSTALLATION AND

ONNECTIONS

................................................................................................ 7

4.5

NIT

PERATION

.......................................................................................................................... 7

USACG-6 INTELLIGENT CONTROLLER OPERATION ............................................................ 8

5.1

USACG-6

ONTROLLER DIAGRAM

................................................................................................ 8

5.2

ODIFY HEATING SET POINT

.......................................................................................................... 8

5.3

ODIFY COOLING SET POINT

.......................................................................................................... 9

5.4

HANGE UNIT OF MEASURE

........................................................................................................... 9

5.5

EBUGGING THE SYSTEM

............................................................................................................... 9

5.5.1

Observing the return temperature and fault codes .................................................................. 9

5.5.2

Initiating the “TEST” sequence ............................................................................................10

5.5.3

Resetting the controller to factory defaults ............................................................................10

MAINTENANCE ..............................................................................................................................11

6.1

REVENTATIVE

AINTENANCE

CHEDULE

....................................................................................11

6.2

VAPORATOR AND

ONDENSER

OIL

LEANING

...........................................................................12

6.3

OMPRESSOR

EFRIGERANT

YSTEM

........................................................................................12

6.4

LOWERS

....................................................................................................................................12

6.5

ILTERS

.......................................................................................................................................12

6.6

VERLOAD

EMPERATURE

IMITING

EVICE

................................................................................12

6.7

ROUBLESHOOTING

......................................................................................................................13

6.8

IRING

IAGRAM

........................................................................................................................14

WARRANTY ....................................................................................................................................15

RETURN MATERIAL AUTHORIZATION PROCEDURE ..........................................................16

Содержание Classic 20 CS020020A

Страница 1: ...ng Inc 110 Corporate Drive Suite K Spartanburg SC 29303 Tel 864 595 9800 Fax 864 595 9810 Email Dantherm usa dantherm com Website www dantherm com Panel Mounted Air Conditioners by Dantherm Air Handling Inc CS020020A B with USACG 6 Control PRODUCT INFORMATION MANUAL 20 ...

Страница 2: ... INTELLIGENT CONTROLLER OPERATION 8 5 1 USACG 6 CONTROLLER DIAGRAM 8 5 2 MODIFY HEATING SET POINT 8 5 3 MODIFY COOLING SET POINT 9 5 4 CHANGE UNIT OF MEASURE 9 5 5 DEBUGGING THE SYSTEM 9 5 5 1 Observing the return temperature and fault codes 9 5 5 2 Initiating the TEST sequence 10 5 5 3 Resetting the controller to factory defaults 10 6 MAINTENANCE 11 6 1 PREVENTATIVE MAINTENANCE SCHEDULE 11 6 2 EV...

Страница 3: ...e UL recognized and tested to UL484 It will comply where necessary with the safety requirements as defined in UL484 When servicing the unit do not remove the cover s for 5 minutes after switching the unit off to allow pipe work compressor discharge to cool 2 UNPACKING HANDLING INITIAL INSPECTION The air conditioner should be inspected on initial delivery and any damage to packaging noted The unit ...

Страница 4: ...rent Amps Heating Current Amps Approx Weight lbs Kg CS020020A 2000 586 115V 50 60 1 8 0 4 0 55 25 CS020020B5 1667 488 230V 50 1 3 5 2 0 55 25 CS020020B6 2000 586 230V 60 1 4 0 2 0 55 25 Rating capacity shown based on 95 F return air temperature to cabinet in 95 F ambient conditions at nominal voltage and unimpeded resistance to air flow C CLASSIC S Standard Configuration 020 Height of Unit 20 020 ...

Страница 5: ...Classic 20 ACU Installation Operating Maintenance Manual AC 2 CS020020 USACG 6 Manual Rev B Page 5 of 16 4 DIMENSIONS INSTALLATION 4 1 Product Drawing ...

Страница 6: ...Classic 20 ACU Installation Operating Maintenance Manual AC 2 CS020020 USACG 6 Manual Rev B Page 6 of 16 4 2 Mounting template ...

Страница 7: ...wer supply is used All installations are to be completed in accordance with local NEC codes and guidelines The electrical circuit should be protected by a slow blow breaker or fuse of suitable rating The alarm is a Form C type relay 50 VDC 0 1A Max The connections for alarm are the red Common black Normally open and white Normally closed wires only The green wire is not used If the interconnect fu...

Страница 8: ... the controller via the RS 232 serial port connected to a PC with HyperTerminal Access the controller by removing the unit front cover Adjusting the factory controller settings may alter performance and affect warranty 5 1 USACG 6 Controller diagram 5 2 Modify heating set point 1 Press L button for 2 seconds and release Display will begin Display Mode 2 Press L R button simultaneously for 2 second...

Страница 9: ...in Display Mode 2 Press L R button simultaneously for 2 seconds and release Display will show test 3 Press R button for 2 seconds and release Display will show H SP 4 Press R button for 2 seconds and release Display will show C SP 5 Press R button for 2 seconds and release Display will show unit 6 Press L button for 2 seconds and release Display will show current Unit of measure a Press and hold R...

Страница 10: ...how test step 4 TEST steps STEP DESCRIPTION LED INT FAN HEATER COMP COND FAN DURATION 0 Display S W Revision Level X XX ON OFF OFF OFF 10 SEC 1 Int Fan only T01 ON OFF OFF OFF 30 SEC 2 Heater T02 ON ON OFF OFF 35 SEC 3 Int Fan only T03 ON OFF OFF OFF 20 SEC 4 Con Fan T04 ON OFF OFF Cycle 30 SEC 5 Comp and cond T04 ON OFF ON ON 75 SEC 6 Int Fan only T05 ON OFF OFF OFF 30 SEC 5 5 3 Resetting the con...

Страница 11: ... the coils should be cleaned Once the coils become visibly coated with dust it is recommended that they be cleaned with a brush or compressed air Both sides of the coils should be inspected The condenser coil may be washed with a commercial coil cleaning solution Under no circumstance must the access port covers be removed adjusted or tampered with other than by a certified technician All maintena...

Страница 12: ...possible using suitably qualified personnel to repair the unit in the field If the refrigerant charge is lost the means of leakage should be established and repaired by a reputable refrigeration repair company Ports are provided for checking suction and discharge pressures and recharging if required The type of refrigerant and charge amount is detailed on the product label attached to the unit Not...

Страница 13: ...pplication Contact Dantherm Air Handling Inc Failed evaporator blower Replace evaporator blower motor or assembly Condensate draining continuously Enclosure not properly sealed Check and seal all openings Excessive vibration Loose compressor fans or tubing Locate and correct Missing Compressor Current F 01 Wire detached or improperly installed Secure wiring or install wiring properly according to ...

Страница 14: ...Classic 20 ACU Installation Operating Maintenance Manual AC 2 CS020020 USACG 6 Manual Rev B Page 14 of 16 6 8 Wiring Diagram ...

Страница 15: ... remainder of the warranty period of the original product This warranty does not cover damages or repairs caused by improper installation misuse of the product negligent servicing improper applications unauthorized modifications improper electrical supply failure to follow manufacturer s instructions and rating plate information accidents natural disasters damage in transportation lack of normal p...

Страница 16: ...herm Inc part number s of product to be returned Dantherm Inc serial number s of product to be returned Number of units requested to be returned Reason for return Contact name phone and fax number Date of product receipt Invoice number and purchase order number covering the unit s The customer is responsible for suitably packaging the unit s securely ideally in the original packaging marking all c...

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