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Summary of Contents for GOETTL Evaporative Coolers
- Page 1 ® Installation & Operating Instructions Goettl Evaporative Coolers Manufactured GOETTL AIR CONDITIONING, INC. P.O. Box 52029, Phoenix, Arizona 85072-2029...
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Page 2: Installation
INSTALLATION 1. Before you start, read all of the instructions. Installations may require that you adapt these instructionsto special requirements. On receiving your cooler, check for concealed shipping damage, and note any damage on the freight bill. Such damage is the responsibility of the freight carder, and any claims must be filed with them. -
Page 3: Wall Mounted
Step 2: Construct an angle iron or wood platformto provide a level mounting surface for the cooler. Typical roof platforms are shown in Figure 2 for down discharge coolers and Figure 3 for horizontal discharge coolers. Measure cooler, or find size from catalog to determine size of platform. Platform must be located.so cooler discharge opening will line up with duct work. -
Page 4: All Units
step 2. Construct a platform, either from the ground or fastened to the building wall, to provide a level mounting surface for the cooler. A typical mounting platform is shown in Figure 5. Measure cooler orflnd size from catalog to determine size of platform and position of duct opening in wall. - Page 5 Step Connect 1/4" O.D. water tubing to cold water supply, Either an adapter faucet or a saddle valve can be used for connection to the water supply line. Connect electrical conduit to junction box assembly located in corner of cooler top.
- Page 6 3. Check current draw of blower motor. A tong type ammeter is usually the most convenient method of m_asuring. Be sure motor current is not greater than name plate full load rating at the supply voltage used. If motor current is too high, the motor pulley can be adjusted to slow the blower...
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Page 7: Unit Maintenance
SERVICE UNIT MAINTENANCE WATER CONTROL: Coolers are controlled manually by linevalve. Turn valve on untilwater flows freely from all water distributortubes and in sufficient quantity to thoroughly soak pads. Before turning on motor, let water run a few minutes to remove dust from pads and prevent delivery of untreated air. - Page 8 UNIT MAINTENANCE (CONT.) WATER CONTROL: The overflow standpipe screwed into drain bushing forms a water reser- voir of the cooler bottom. The floating valve regulates water supply into cooler reservoir. The depth of water is regulated by loosening the float adjustment screw and raisingor lowering float until water level remains approximately 2 1/2 deep.
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Page 9: Pad Replacement
PAD REPLACEMENT: 1. With Iouvered panel lying on flat surface, wire retainer face up, grasp retainer in center and pull upward, thus bowing retainer, at the same time pulling out ends of wire from underneath flange of Iouvered panel. 2. Clean Iouvered panels, if necessary. 3. -
Page 10: Troubleshooting
TROUBLESHOOTING Here is a listing of some common service problems, with probable causes and suggested remedies: PROBLEM PROBABLECAUSE SUGGESTED REMEDIES Inadequate Cooler undersized Replace with larger cooler Cooling: Clogged or dirty filters Replace with pads Dry pads or lack of water Check water distributing while cooler is operating system for possible obstruction... - Page 11 PROBABLECAUSE PROBLEU : SUGGESTED REMEDY Belt slipping or Worn belts Replace belts wearing excessively (cont.): Worn or imperfect pulleys Replace pulleys Blower fails No fuse or fuse blown Replace fuse to start: Loose electrical Check all electrical connections Connections Defective switch Replace switch Motor burned out Replace motor...
- Page 12 PROBABLE CAUSE SUGGESTED REMEDY PROBLEM Insufficient water in Check float adjustment, water should Pump runs but does not circulate bottom of cooler pan be maintained at approximately 2 1/2" depth. water, pump runs but pads lack water: Pump screen plugged Clean screen Clogged tubing Clean the tubing...
- Page 13 SUGGESTED REMEDIES PROBLEM PROBABLECAUSE Water being Discharge ends of water Make sure water distribution tubing distribution tube do not fit thrown into discharges water into water into the water distributing room, (cont): distribution troughs in top of pad frames troughs in top of pad frames Old pads that have Replace with new pads...
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Page 14: Basic Wiring
BASIC WIRING DIAGRAMS JUNCTION SWITCH 115 VOLT BLACK IiRED MOTOR i __ 115 V. LINE WHITE SW_TCH POWER LINE REC. PUMP JUNCTION SWITCH 115 VOLT 115 V. LINE I ', ' _ _, _ RED BLACK MOTOR _WHITE POWER LINE REC.
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