Kooltronic NPT Series Operator's Manual
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Kooltronic NPT Series Operator's Manual

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OPERATOR'S MANUAL
CAUTION
BEFORE INSTALLING AND
USING THIS AIR CONDITIONER,
IT IS IMPORTANT THAT THIS
MANUAL BE READ AND
UNDERSTOOD THOROUGHLY
900-034-12 (1/19)
(CDR: 20131)
Keep This Manual
With Air Conditioner
AIR CONDITIONER
NPT SERIES
K2A6C16NPT52L
Find additional information on this
model at kooltronic.com, or use the
Technical
Documents
below.
Technical
Documents
KOOLTRONIC, INC.
30 Pennington-Hopewell Road
Pennington, NJ 08534
609 • 466-3400
FAX: 609 • 466-1114
www.kooltronic.com
QR
code

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Summary of Contents for Kooltronic NPT Series

  • Page 1 NPT SERIES K2A6C16NPT52L Keep This Manual Find additional information on this model at kooltronic.com, or use the Technical Documents code With Air Conditioner below. Technical Documents AIR CONDITIONER OPERATOR'S MANUAL CAUTION KOOLTRONIC, INC. 30 Pennington-Hopewell Road BEFORE INSTALLING AND Pennington, NJ 08534 USING THIS AIR CONDITIONER, 609 •...

  • Page 2: Table Of Contents

    Trouble Shooting 13 - 14 Warranty NOTE: Wiring Schematics are available on the specific model page of the Kooltronic website. I. Introduction Kooltronic Air Conditioners are designed to provide a cool, dehumidified environment for your electronic components. There are models to fit virtually all sizes and shapes of electronics enclosures, in capacities ranging from 1,000 to 30,000 BTU/H.

  • Page 3: Incoming Inspection

    1) Do not attempt to operate your Kooltronic Air Conditioner until you read and thoroughly understand this Manual. See section VI PRE-INSTALLATION TESTING. 2) Before operating the Kooltronic Hazardous Location Air Conditioner be certain that it is placed in its correct mounting position. This Air Conditioner is designed to operate in a vertical position only. This placement must be done a minimum of 5 minutes prior to operating in order to allow the compressor oil to drain to the compressor sump area.
  • Page 4 IV. Product Identification and Nameplate Each Kooltronic Air Conditioner includes an identification nameplate. This nameplate provides: Model Number Serial Number Electrical power characteristics Maximum and minimum ambient operating temperatures Cooling capacity Type and amount of refrigerant required for recharging Design Pressure...

  • Page 5: Principles Of Operation

    F the condenser fan will cycle. In applications having frequent voluntary heat load fluctuations, an optional Short Cycle Protector is recommended. When the Kooltronic Air Conditioner is properly sized it should operate constantly and maintain 75 F to F enclosure temperature, depending on the ambient temperatures.
  • Page 6 The air conditioner must be standing in its proper mounting position for a minimum of five (5) minutes prior to testing. Failure to follow this procedure will cause permanent damage to the compressor. To avoid compressor damage do not tip the unit more than 45 from its proper mounting position.

  • Page 7: Specific Model Data

    VII. Specific Model Data Mounting The Kooltronic Special Purpose Air Conditioners K2A6C16NPT52L have been engineered to be installed easily. Prior to mounting, refer to the mounting plan on page 8 showing dimensions and locations of mounting holes and cutouts. Prior to cutting or drilling, make sure that cutouts and mounting holes do not interfere with components inside the cabinet.

  • Page 8: Drawings And Dimensions

    Drawings and Dimensions MOUNTING PLAN 1.29 14.69 [32.7] [373.1] (12) .312 [7.9] DIA. HOLES 14.00 [355.6] 19.51 [495.5] 20.07 [509.7] 6.69 [169.9] 1.63 [41.4] 6.69 [169.9] 27.88 [708.1] 6.69 [169.9] 1.00 [25.4] 15.25 2.94 4.86 [387.3] [74.6] [123.4] 1.36 [34.5] Dimensions, inches [mm], are for reference only and are subject to change.
  • Page 9 Drawings and Dimensions...

  • Page 10: Technical Data

    Technical Data Ambient Running Approximate BTU/H BTU/H Temp. °F Amps Weight Model Capacity 95°F/95°F Max./Min. Volts 125°F/125°F (lbs.) K2A6C16NPT52L 16000 13300/11300 125/-40 60/50 18.0 Major Component Replacements K2A6C16NPT52L Part Part Number Compressor 0665-404 Compressor Run Capacitor 0452-90 Condenser Blower Motor 0261-80 Condenser Motor Capacitor 0452-06...
  • Page 11 THIS PAGE INTENTIONALLY LEFT BLANK...

  • Page 12: Maintenance

    B. Blowers The design life of the blowers used in all Kooltronic Air Conditioners is substantially in excess of 20,000 hours. All Kooltronic condenser and evaporator blowers are equipped with automatic-reset thermal overload protectors.

  • Page 13: Trouble Shooting

    D. Refrigerant Loss Kooltronic Air Conditioners are subjected to a series of tests to detect refrigerant leaks, during and after manufacture. It is possible that shipping or other damage, or microscopic leaks over a long period, may result in the need for replenishment of refrigerant charge. When it has been verified by a Certified EPA Technician that a refrigerant shortage does exist, the leak must be repaired.
  • Page 14 Problem Cause Solution Unit not cooling. (Temperature Failed Evaporator Blower. Check Blower wire connections. difference between return and Check blower capacitor. supply air is less than 10°F). Replace Evaporator Blower. Compressor and Condenser Blower are running. Evaporator Blower does not run. Unit not cooling.
  • Page 15 THIS WARRANTY CONSTITUTES THE ENTIRE WARRANTY WITH RESPECT TO THE PRODUCT AND IS IN LIEU OF ALL OTHERS, EXPRESSED OR IMPLIED, INCLUDING ANY WARRANTY OF MERCHANTABILITY AND WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE AND IN NO EVENT IS KOOLTRONIC RESPONSIBLE FOR ANY CONSEQUENTIAL DAMAGES OF ANY NATURE WHATSOEVER.

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