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Summary of Contents for Koldwave KWV-20
- Page 1 Portable Air Conditioners Model KWV–20 SETUP, OPERATION, AND MAINTENANCE MANUAL 20 TON PORTABLE VERTICAL AIR CONDITIONING UNIT 260 North Elm St. Westfield, MA 01085 KWV-20G*ATA** Phone: 413-564-5520 Fax: 413-564-5815 REV — 02/26/20 www.koldwave.com...
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Page 2: Identification Of Your Portable Unit
Koldwave UNITED COOLAIR CORPORATION YORK, PA MODEL NO . HKW30G3ATA60-TR SERIAL NUMBER 1610057 VOLTS 208/230 PHASE CYCLE COMP . LRA 351 EA 53 .6 EA EVAP . MOTOR HP 15 .0 COND . MOTOR HP 3 .0 EA 8 .6 EA ELEC . -
Page 3: Table Of Contents
TABLE of CONTENTS IDENTIFICATION OF YOUR PORTABLE UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 SPECIFICATIONS . -
Page 4: Specifications
SPECIFICATIONS COOLING MODE Entering Air Dry Bulb ....................................80°F Entering Air Wet Bulb ....................................67°F Outdoor Ambient....................................95°F Total ......................................250, 840 Btuh Sensible ....................................170, 620 Btuh Operating range..................................65°F – 115°F POWER REQUIREMENTS Voltage / Phasing / Frequency..............................208/230-3-60 Minimum Circuit Ampacity ............(Amps) .................... 106.4 Maximum Overcurrent Protective Device .............................. -
Page 5: Inspection Of Equipment
INSPECTION OF EQUIPMENT Upon receipt of unit, inspect for visible or concealed damage. Report any damage to the carrier and file a damage claim. MOUNTING THE EQUIPMENT The unit is a self-contained air cooled system. It should be mounted on a level surface. INSTALLATION OF UNITS The standard configuration of the portable vertical unit is shown in Figure 1 - Standard Portable. -
Page 6: Controls
1 to 2 stages of Manual Cooling is/are desired. 208-3-60 Select Manual Heat when 1 to 2 stages of Manual Heating is/are desired. If Manual Cool or Manual Heat is selected, the appropriate switch must then be used to control the desired number of Heating or Cooling Stages desired. -
Page 7: Unit Components
UNIT COMPONENTS Air Flow The units are provided with an air proving switch. Optional Deflection Registers If air flow is not detected, the unit will not allow The supply grilles are divided into 2 rows of the cooling circuit to function. This protects in the manually adjustable louvers. -
Page 8: Refrigeration System Components
bearing wear and a loose belt can cause slippage. when there is a call for cooling. Each single phase If the two legs of the belt are pressed in, midway unit must have a time delay relay for compressor between the pulley and the sheave, and results short cycling to prevent immediate restart after a in 1”... -
Page 9: Routine Maintenance
in pressure causes a drop in temperature of to change, the bulb recognizes a change in the refrigerant. When the warmer ambient air temperature at the outlet piping of the evaporator is drawn over the cooler evaporator coil, the to the suction side of the compressor and warmer or latent heat is exchanged. - Page 10 however; the motors may also be sealed from Excessive deflection is an indication that the belt servicing so if they are, then the bearings are is not tight enough. If not corrected, slippage may permanently lubricated. Check for oil plugs at the occur causing loss of blower speed and belt failure.
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Page 11: Troubleshooting Guide
TROUBLESHOOTING GUIDE WARNING: BE AWARE OF HIGH POWER SITUATIONS WHILE TROUBLESHOOTING. THERE ARE ALSO MOVING BELTS, BLOWERS, AND MOTORS WHILE POWER IS CONNECTED TO THE UNIT. WHEN REACHING INTO ANY OF THE UNIT SECTIONS TO MAKE ADJUSTMENTS TO THE UNIT. PLEASE DISCONNECT POWER FROM THE UNIT. PROBLEM CAUSE DESCRIPTION...
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