actoolsupply.com Schaefer Pro-Kool PROK142-220V-50 Portable Evaporative Air Cooler Schaefer Pro-Kool PROK142-220V-60 Portable Evaporative Air Cooler Schaefer Pro-Kool PROK142-2HV Portable Evaporative Air Cooler Pro-Kool® 42" Evaporative Cooler USER'S MANUAL actoolsupply.
actoolsupply.com Table of Contents INTRODUCTION ............................................................................................................................3 Why use evaporative coolers in your work place ..........................................................................3 How evaporative cooling works ......................................................................................................3 ABOUT THIS MANUAL ..............................................................
actoolsupply.com Introduction WHY USE EVAPORATIVE COOLERS IN YOUR WORKPLACE • The Pro-Kool® evaporative cooler requires little space, has a low initial cost, is inexpensive and simple to operate and requires minimal scheduled maintenance. • Due to the design and construction of the cooling pads, cooling efficiency is normally maintained near optimum throughout the life of the pads (approximately two seasons).
actoolsupply.com Safety Information Warning and Danger Decals have been placed on the equipment to warn of potentially dangerous situations. Care should be taken to keep this information intact and easy to read at all times. Replace missing or damaged safety decals immediately. Using the equipment for purposes other than specified in this manual may cause personal injury and/or damage to the equipment. Safety Alert Symbol This is a safety alert symbol.
actoolsupply.com Safety Recommendations READ AND SAVE THESE INSTRUCTIONS! • This is an electric device with moving components. There is the possibility of fire, electric shock, or injury to persons. Ensure all the safety recommendations are adhered to in order to minimize this risk. • Disconnect all power and unplug the unit before you inspect, clean or perform maintenance on the components of the unit.
actoolsupply.com Water Supply System Hose adapter The water can be supplied continuously with an ordinary garden hose by attaching it to the supplied hose adapter to the fill connection, or it can be filled manually. With a continuous water supply connected, the float valve in the bottom rises and falls with the water level. A linkage attaches the float to the shutoff valve in the fill connection.
actoolsupply.com Control The Pro-Kool® PROK142-2 control switch is mounted on the front of the unit in the upper right corner. It has the following positions: OFF - Power is off to the blower motor and the pump motor. LOW VENT - The fan runs at low speed and the pump is off. HIGH VENT - The fan runs at high speed and the pump is off. Use this setting to quickly dry the cooling pads for removal and cleaning. LOW COOL - The fan runs at low speed and the pump is on. Use this setting for low cooling loads.
actoolsupply.com Operation and Maintenance UNIT PLACEMENT AND OTHER CONSIDERATIONS The Pro-Kool® unit(s) should be placed at one end of the building and an appropriate exhaust fan should be at the opposite end to pull the cool air from the Pro-Kool® unit and discharge the warm air out of the building. Pro-Kool Pro-Kool Try to get all the air flowing in the same direction. Do not direct other fans against the Pro-Kool® unit. It will counter the Pro-Kool®'s airflow and stop the cooling effect.
actoolsupply.com Operation and Maintenance cont'd REGULAR CLEANING The frequency with which the Pro-Kool® is cleaned will depend on the environment in which it is used. The more dirty the environment the more often it will need cleaning. In most cases the Pro-Kool® will need to be cleaned weekly. CAUTION The pads should be dry before you handle them, as they are stronger when dry than when they are wet and less susceptible to damage.
actoolsupply.com Troubleshooting COOLING PADS NOT WETTING 1. Make sure the unit has water. 2. Check to insure the control switch is in the proper position. 3. Make sure the pump is running. 4. Pump is running but no water: a. Ensure hose is connected. b. Ensure the impeller on the inside of the pump turns freely. 5. Pump is not running: a. A certified electrician must check wiring from pump to pump selector switch. b. If the wiring is correct, replace the pump.
actoolsupply.com Options and Accessories Your Pro-Kool® Evaporative cooler can be purchased with certain options and/or accessories, and some of these can be retrofitted to your Pro-Kool® after the initial purchase. Instructions are included with all equipment purchased separately from your Pro-Kool®.
actoolsupply.com Parts List 1 7 6 2 3 5 4 Item Schaefer P/N Description 1 42PKTH Top housing 2 42PKBH Bottom housing 3 WC-CASTER5 5" caster 4 WC-CASTERLGLK 5" locking caster 5 42PKSF Support frame 6 42PKFG Front guard 7 WC-SWITCH 6-position switch 12 actoolsupply.
actoolsupply.com Parts List cont'd 13 12 11 10 9 8 25 24 23 14 15 16 22 17 21 20 18 19 Actual Pro-Kool® may vary slightly from unit shown here. 26 Item Schaefer P/N Description 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 VH58ID SSFB-426 AK-94C A55 WC-SWITCHCORDLG WC-PUMPCORD WC-1HPMTR WC-MTRCORD PK-PCB15 PK-PUMP1200A 42PKDR PVCCAP112 DFV GV12 BDV12 42PKMFMB PBBA205-16 FS1X14 PK-PVCP12X4512 42PK-SDP 42PKPAD 5/8" ID vinyl hose Stainless steel 42" 6-wing fan blade 9.
actoolsupply.com Performance Chart 14 actoolsupply.
Wet Bulb Temperature = Wet Bulb Temperature @ Current Relative Humidity Dry Bulb Temperature = Current Ambient Air Temperature Temperature Difference = Dry Bulb Temperature Minus Wet Bulb Temperature Temperature Drop = Temperature Difference Multiplied by 72% Output Temperature = Dry Bulb Temperature Minus Temperature Drop actoolsupply.com Humidity Chart 15 actoolsupply.
actoolsupply.com Warranty Schaefer Ventilation Equipment, LLC Schaefer Limited Warranty Policy Schaefer Ventilation Equipment, LLC (SVE) provides the following limited warranty from the date of purchase to the original purchaser of our products: I. Two-year coverage (unless otherwise indicated below) applies to all products, components and assemblies provided by SVE that prove to be defective in material or workmanship.
