Delta-T DI-01A Series User'S & Technical Manual Download Page 17 | Manualshive

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4421 Tradition Trail ● Plano, Texas 75093 ● 972-964-2700 ● 800-836-7472

URL:

www.iscenclosurecooling.com

● Email:

[email protected]

SP-ENG-211-200-02 Rev 1.8

17

|

P a g e

Field Serviceable Parts

ISC carefully designs and selects components with the maximum life expectancy. Due to OEM
manufacturing tolerances, poor unit maintenance or extreme operating conditions, components may
fail before their maximum life expectancy. The table below lists parts that are serviceable in the field by
an Air Conditioner Technician.

Part Description

ISC Part #

Digital Controller

52110-1 for 120VAC
52111-1 for 120VAC w/ both Dry C and Heater

Low Pressure Switch

38151-1

Condenser Fan Cut-In Pressure Switch

38006-1

Temperature Probe

52126-2

24VDC Power Supply Board

52312-1

Thermal Expansion Value TXV

32025-1

Compressor

31003-1 for 120VAC

Compressor Thermal Overload

31003-2 for 120VAC

Gasket Installation Kit

71410-CS01

Evaporator Fan

41002-1-1 for 120VAC

Condenser Fan

41002-1-1 for 120VAC

(Note: Qty 2)

Electrical Harness

51006-1002

Power Cord

55000-1

Capacitor

54056-1 for 120VAC

Safety Information

Unit is carefully designed to restrict access to movable parts to minimize any potential injury. This Air
Conditioner has been tested by UL to meet the safety requirements of the UL484 specification. When
working with the DELTA-T Air Conditioner always makes sure shroud is installed. Verify proper
voltage is applied to unit as specified in the UL label of the Air Conditioner. In the event of a field
service repair, power down unit using the power on/off switch and disconnect power from unit. It is
always recommended to use a licensed Air Conditioner Technician for internal diagnostics and repairs
issues.

Contact ISC technical support for further details on opening the unit and troubleshooting tips.

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Summary of Contents for DI-01A Series

Page 1: ...User Technical Manual DI 01A Series Rev 1 8 ...

Page 2: ...ng flange drawing 1 7 08 04 2014 B Slotnick Delete Celsius programming flash drive key 1 8 01 23 2015 B Slotnick Updated system schematic Statement of Confidentiality The Manual and other materials contain proprietary information comprising ISC Inc s trade secrets Please maintain the confidentiality of all proprietary information during and after the term of the use agreement Also please refrain f...

Page 3: ...Conditioner 4 Moving the Air Conditioner 5 Unit Label 5 Operation 6 Preliminary Testing 6 Mounting the Air Conditioner 7 Unit Specifications 8 Options 10 System Faults 13 Digital Temperature Controller Programming 13 Preventative Maintenance 16 Field Serviceable Parts 17 Safety Information 17 Troubleshooting Guide 18 Physical Dimensions 21 Electrical Schematic 23 Warranty Information 24 Return Mat...

Page 4: ...Equipment DELTA T air conditioning equipment is designed manufactured and packed to prevent damage from normal handling shock and vibration during shipment It is necessary to inspect your equipment upon receipt to insure that there is no visual or hidden damage Upon receipt of the equipment insure that it is always top side up as indicated by THIS SIDE UP labels This insures that the compressor oi...

Page 5: ...r Conditioner for more information If air conditioner is to be shipped or transported at any time pack in original packaging and strap to pallet to prevent damage Air conditioner must be kept upright at all times Air conditioners are not designed to be shipped attached to an equipment enclosure Air conditioners shipped which have internal damage due to shipping while attached to enclosures are war...

Page 6: ...sate Removal System that changes the excess humidity liquid into a vapor which is then vented to the atmosphere In the event of excess water vapor when the enclosure door has been left open there is an overflow hole on the bottom of every unit Please contact ISC Inc if you encounter excess water coming from your air conditioner Preliminary Testing Before mounting the air conditioner to the enclosu...

Page 7: ...a 3 clearance for the supply air to one of the coils without affecting performance Mount the air conditioner high on the enclosure in order to cool the hot air at the top of the enclosure Position the unit where the cold air can circulate across the width of the enclosure to cool it all the way across Once proper mounting placement is determined turn the enclosure equipment off if possible to prev...

Page 8: ...Weight 30 lbs 120VAC Model Operating Voltage Range Volts Inrush Current Start Up Current Amps Loading Current Running Current Amps SCCR Short Circuit Current Rating Amps Recommended Fuse Selection Amps KVA Rating K Watts Refrigerant Type Refrigerant Amount ounces Low High Unit Pressures psi Noise Level dBA DI 01A 126 108 132 10 1 2 7 2 5 Amp Class CC CCMR Time Delay 0 3 R134a 6 00 88 215 68 9 Time...

Page 9: ...4421 Tradition Trail Plano Texas 75093 972 964 2700 800 836 7472 URL www iscenclosurecooling com Email iscinfo iscsales com SP ENG 211 200 02 Rev 1 8 9 P a g e THIS PAGE IS INTENTIONALLY LEFT BLANK ...

Page 10: ...mbient package is designed to provide an optimum constant low current in the compressor motor during the non cooling state This option provides internal heat to the compressor to protect it from stalls and hard starts during long periods of compressor off state Dry Contact This option provides an early warning capability to your enclosure to aid in the protection of your expensive equipment The Dr...

Page 11: ...ving a large capacity Built in Heater External Heater capacities available are 100 Watt 150 Watt 200 Watt 250 Watt 300 Watt 400 Watt 550 Watt 650 Watt 950 Watt Default Settings 55 F Heat Set Point 3 F Differential At the default settings the heater output turns on at 52 F and operates until the temperature has reached 55 F Refer to Advanced Digital Temperature Controller Programming section on thi...

Page 12: ...des the ability to communicate with the DELTA T Air Conditioner controller via the Ethernet IP protocol You can monitor and control all settings from a remote location with a PLC Full specifications will be provided with this option For full details refer to the Ethernet IP Option Specifications included with the Air Conditioner Outdoor Option When having our Programmable Digital Controller on the...

Page 13: ...e delay A thermal overload protects the compressor against faults In the event that the snowflake status LED is not flashing on the display and the compressor is not running an internal fault may have occurred on the unit Refer to the Troubleshooting Guide in this manual Digital Temperature Controller Programming For the end user this section will provide all the necessary information to view and ...

Page 14: ...o display its value 4 Use the UP or DOWN arrow key to change its value 5 Press SET to store the new value and move to the following parameter To exit Press SET UP arrow keys or wait 15 seconds without pressing a key Note The set value is stored even when the procedure is exited by waiting for the time out to expire HOW TO LOCK THE KEYPAD 1 Press and hold the UP and DOWN arrow keys simultaneously f...

Page 15: ...start up delay No Output 2 HA2 Condenser High Temperature Alarm P2 145 F for 3 minutes Compressor Off 2 LA2 Condenser Low Temperature Alarm P2 50 F for 3 minutes No Output 2 CA Evaporator Coil Alarm Low Pressure for 3 minutes Compressor Off 2 noP Invalid Probe Selected Low Evaporator Coil No Output Display Only 2Note When both Heater and Dry Contact options are included Dry Contact Alarm Contact R...

Page 16: ... use high efficiency long life sealed ball bearing fans engineered for optimum performance that require no maintenance Keep fan blades clean for optimal performance Fans are removable and attached by plug in connections Compressor DELTA T uses hermetically factory sealed compressors that are quiet low vibration and are maintenance free Thermal overload devices are installed to protect the compress...

Page 17: ...ressor 31003 1 for 120VAC Compressor Thermal Overload 31003 2 for 120VAC Gasket Installation Kit 71410 CS01 Evaporator Fan 41002 1 1 for 120VAC Condenser Fan 41002 1 1 for 120VAC Note Qty 2 Electrical Harness 51006 1002 Power Cord 55000 1 Capacitor 54056 1 for 120VAC Safety Information Unit is carefully designed to restrict access to movable parts to minimize any potential injury This Air Conditio...

Page 18: ...osition ON OFF Toggle Switch then Retry Verify input power meets voltage requirements as shown in the UL label YES If problem is still present contact technical support Unit Overheats Insufficient Cooling Is Air Inlet Blocked Clean Air Inlet Section Are Condenser Evaporator Fans ON NO Check for Faulty Fan replace YES Is Condenser Coil dirty YES Clean Coil NO NO Is Evaporator Coil Frozen Iced YES P...

Page 19: ...Use meter 3 Check for faulty evaporator fan 3 Measure Temperature at Evaporator Verify Heat Load Requirements Is unit capacity adequate for internal head load Possible low refrigerant Is compressor thermal overload open Use ohm meter 3 Check for error code CA LA HA LA2 HA2 P1 or P2 YES NO Check contactor circuit Does it have power 3 NO YES Refer to Alarm Signals in Digital Temperature Controller P...

Page 20: ...controller CA YES NO Check Low Pressure Switch Connections and Verify Pressure switch is closed Use meter 3 P1 or P2 NO YES Check probe connections potential faulty probe LA LA2 HA HA2 YES Refer to Alarm Signals in Digital Temperature Controller Programming Section Fuse Circuit Protection Nuisance Trip Is fuse opening as soon as unit turns on NO YES Check incoming power supply and connections for ...

Page 21: ... Physical Dimensions Water overflow excessive Check drain is it plugged YES NO Clean condensate pan and drain add 1 tbsp bleach to upper pan monthly to kill mold Is Air Conditioner sealed against enclosure properly tightly sealed and door closed YES Contact Customer Service NO Ensure air tight seal between air conditioner and enclosure Make sure door is closed ...

Page 22: ...4421 Tradition Trail Plano Texas 75093 972 964 2700 800 836 7472 URL www iscenclosurecooling com Email iscinfo iscsales com SP ENG 211 200 02 Rev 1 8 22 P a g e THIS PAGE IS INTENTIONALLY LEFT BLANK ...

Page 23: ...les com SP ENG 211 200 02 Rev 1 8 23 P a g e Electrical Schematics System Schematic Digital Controller Schematic Note Schematics apply to all voltages optional accessories wiring not provided in this document If you require electrical schematic with options contact our technical support and provide your model number ...

Page 24: ...placement of its own product This Warranty does not cover Labor or reimbursement of labor for evaluation removal installation repair or cost of any warranted part except at the ISC factory in Dallas Texas Use of equipment for other than its designed purpose or operating conditions Operation in harsh oily corrosive or other abnormal environmental conditions without the proper filtration sealing pro...

Page 25: ... and address Shipping method Pack unit in a suitable packing for shipment preferably the original packaging if available If suitable packing is not available arrange for packaging to be shipped to you Air Conditioners must be returned in an upright position properly secured to a pallet Tip unit to empty water from the evaporator and boil off pans Clearly mark the RMA number on the box Customer wil...

Page 26: ...t connect the wires by inserting them into the lower receptacles located on the front of connector in the following order NOTE If using stranded wires it may be difficult to insert into the receptacles without releasing the spring tension as described below in the removal instructions The wires can be tinned or pin terminals as shown above or pin ferrules may be attached to stranded wires to ease ...

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