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13

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IX. Trouble-Shooting

Each Kooltronic Air Conditioner is engineered for performance and built for reliability. They are designed to
require no routine maintenance other than the cleaning of ambient air filters. If your air conditioner
should require service, we have compiled a trouble-shooting chart to assist your service personnel.
If additional assistance is required contact Kooltronic at (609) 466-3400

.

Problem

Cause

Solution

Unit not Cooling

No Power

Check Power Source and
Electrical Connections

Loss of Refrigerant

Locate and repair leak

Evaporator or Condenser

Replace Motor, Capacitor or

Blower not operating

entire Assembly

Filter clogged

Clean or replace Filter

Clogged Evaporator or

Clean Coil

Condenser Coil

Low Temperature Control

Lower setting until unit starts

(Thermostat) improperly set

Low Temperature Control

Replace Thermostat or Relay

(Thermostat) defective

when applicable

Failed Compressor

Replace Compressor

Ice on Evaporator Coil

Insufficient Heat Load or Unit

Contact Kooltronic

Oversized for Application

Failed Evaporator Blower

Replace Evaporator Blower
Motor or Assembly

Clogged Evaporator Coil

Clean Coil

Condensate draining

Enclosure not properly sealed

Check and seal all openings

continuously

Excessive opening of Enclosure

Eliminate the frequency of
door opening

Excessive vibration

Defective Motor in Blower

Replace Motor

Defective Wheel in Blower

Replace Wheel

Compressor Loose

Tighten Mounting Bolts

Compressor Inoperative

Low line Voltage

Check Nameplate Voltage
against supply

Loss of Compressor Oil

Replace Compressor

Loss of Refrigerant

Locate and repair leak

Failed Compressor Capacitor

Replace Capacitor

Thermal Overload

Contact Kooltronic

Power interruptions

Allow Compressor time to reset

Refrigerant or Oil leaks

Crack or pin hole in tubing or

Replace tubing or rebraze joint

brazed joint

Condensate on the outside Insufficient Heat Load or Unit

Contact Kooltronic

surface of the Enclosure

oversized for application

Summary of Contents for Advantage RP52 Series

Page 1: ...TANT THAT THIS MANUAL BE READ AND UNDERSTOOD THOROUGHLY KOOLTRONIC INC 30 Pennington Hopewell Road Pennington NJ 08534 609 466 3400 FAX 609 466 1114 www kooltronic com ADVANTAGE RP52 SERIES 900 039 34...

Page 2: ...ction 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 electronic enclosures...

Page 3: ...ate in a horizontal 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 CAUTION 3 Before opera...

Page 4: ...Use of incorrect type or amount of refrigerant will adversely affect performance and may damage the unit r Make sure that these parameters are met Failure to do so may result in permanent damage to t...

Page 5: ...ambient air by the condenser blower If latent heat exceeds 25 of the total cooling capacity excess condensate is released to the ambient through the drain tube The heat removed through the evaporator...

Page 6: ...essor should start Units equipped with a Short Cycle Protector have a 3 minute delay from when the power is turned on until the compressor begins to operate 8 Verify that the condenser blower fan is r...

Page 7: ...re inserted with heads on M TAB side Tighten nuts securely 5 Route the power cord through the top cut out in your cabinet Mount the unit to the M TAB by sliding the slots located on the front panel on...

Page 8: ...1 356 0 18 28 464 2 15 96 405 3 52 56 1335 0 POWER CORD DRAIN 17 18 436 3 1 50 38 1 15 91 404 0 Drawings and Dimensions RP52 SERIES 8 Dimensions inches are for reference only and are subject to change...

Page 9: ...Number Compressor 0665 50 Compressor Capacitor 0452 54 Condenser Blower Motor 0261 80 Condenser Blower Motor Capacitor 0452 06 Evaporator Blower Motor 0261 54 Evaporator Blower Motor Capacitor 0452 0...

Page 10: ...K COOLING EFFECT DETECTOR CAP SUPPRESSOR TRANSFORMER WITH TEMP DISPLAY CRANKCASE HEATER HEATER HEATER OPTIONAL SHORT CYCLE PROTECTOR THERMAL CUT OUT T STAT SHORT CYCLE TIMER B C B R Y T STAT SET 75 F...

Page 11: ...d off Continued operation under these conditions will cause damage shorten compressor life and void the warranty A Filter Removal and Service Kooltronic Air Conditioners feature an easily removable in...

Page 12: ...ass valve fails it is strongly recommended that the Air Conditioner be returned to Kooltronic for service D Refrigerant Loss Kooltronic Air Conditioners are subjected to a series of tests to detect re...

Page 13: ...applicable Failed Compressor Replace Compressor Ice on Evaporator Coil Insufficient Heat Load or Unit Contact Kooltronic Oversized for Application Failed Evaporator Blower Replace Evaporator Blower Mo...

Page 14: ...eceived by customer Number of parts to be returned Product description model and serial number Reason for return Action requested Contact name telephone FAX numbers and e mail address Pack unit in a s...

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