Table of Contents
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Summary of Contents for Munters AT14F
- Page 1 CLASSIC ‘AT’ Direct Drive Instruction Manual 14” - 24” Fans AT24F AT24G Classic ‘AT’ Fans Direct Drive Models: AT14F • AT16F • AT16G • AT18F • AT18G • AT24F • AT24G • AT24F3 • AT24G3 © Munters Corporation, July 2020 QM1050r9...
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Page 2: Warranty
With the proper installation and maintenance it will provide many years of service. Please Note: To achieve maximum performance and insure long life from your Munters product it is essential that it be installed and maintained properly. Please read all instructions carefully before beginning installation. Warranty: For Warranty claims information see the “Warranty Claims and Return Policy”... - Page 3 Unpacking the Equipment Parts List Fan Dimensions 2. Installation Instructions Install Shutter Installation 3. Electrical Wiring 4. Operation 5. Maintenance 6. Winterizing Winterizing Winter Weather Protection 7. Troubleshooting 8. Exploded View and Parts List 16-17 © Munters Corporation, July 2020 QM1050r9...
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Page 4: Unpacking The Equipment
HP1076 – 14” - 24” Fiberglass Fans Qty. Cat. No. Description KS2105 #14 x 1.5” Lag Screw, SS HP1008 – 16” - 24” Galvanized Fans KS2463 ¹⁄₄” x 1.5” Lag Screw, ZP KW3001 ¹⁄₄” Flat Washer, ZP © Munters Corporation, July 2020 QM1050r9... - Page 5 ”W 22 ⁄ ”W AT24F 24” ⁄ ” ⁄ ” ⁄ ” ⁄ ” ⁄ ” ⁄ ”W ⁄ ”H AT24G 24” 28” ⁄ ” ⁄ ” ⁄ ” ⁄ ” ⁄ ”W ⁄ ”H © Munters Corporation, July 2020 QM1050r9...
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Page 6: Installation Instructions
Construct the framed opening to correct size according to the Chart on the previous page. See Figure 1 and 2. Ceiling 8” Wall Min. Opening Framing (See Chart on previous page) Figure 1 2x Framing 15" MIN. Figure 2 © Munters Corporation, July 2020 QM1050r9... - Page 7 Figure 3 Note: Outlet of fan comes unguarded, it is recommended that a Munters Discharge Cone with Guard, a Fan Hood with Guard or a guard by others is installed on outlet of fan at this time. © Munters Corporation, July 2020...
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Page 8: Shutter Installation
See Figure 4. (FH1192) was purchased, install now using hardware provided with kit. See Figure 4. Shutter Clip Lag Screw Shutter Clip Lag Screw Fiberglass Galvanized Shutter Clip Shutter Clip Shutter Shutter Figure 4 © Munters Corporation, July 2020 QM1050r9... -
Page 9: Electrical Wiring
For electrical connection requirements, refer to diagram on motor nameplate and to information enclosed with the Munters environmental control to be used. After wiring check for proper motor rotation. -
Page 10: Recommended Wire Routing
The use of a quality frequency drive and the installation of line reactors is recommended to reduce voltage spikes and harmonic distortion. Minimum operating frequency of 30 Hz. Will require three pole contractors with overload protection (by others). © Munters Corporation, July 2020 QM1050r9... -
Page 11: Operation
Refer to the procedures included with each control. The table below provides airflow rates at various propeller speeds for fans wired for 240 VAC. Moving parts, disconnect power before servicing. © Munters Corporation, July 2020 QM1050r9... - Page 12 Chapter 4 Operation © Munters Corporation, July 2020 QM1050r9...
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Page 13: Maintenance
Electrical Devices. connections. Wiring should be secure and in good condition. Remove any dust build-up from control case and sensor using a soft brush or cloth. NEVER CLEAN ELECTRICAL EQUIPMENT WITH A PRESSURE WASHER! © Munters Corporation, July 2020 QM1050r9... -
Page 14: Winter Weather Protection
Munters Product and System manufacturers recommendations. The supplier listing above is given Warranties do not cover cone or fan as a reference only. Munters does not endorse any specific snow guard product and no performance warranty is implied. damage from external sources. -
Page 15: Troubleshooting
2. Propeller damaged 3. Repair or replace motor 3. Motor shaft bent 1. Override thermostat set incorrectly 1. Set to the correct temperature 2. Control set for continuous operation 2. Set speed control correctly © Munters Corporation, July 2020 QM1050r9... -
Page 16: Exploded View
Exploded View © Munters Corporation, July 2020 QM1050r9... - Page 17 24” DD, Motor, ¹⁄₃ HP, 1140 RPM, 48 Fr., 3 ph., 230/460V KS1029 KS1029 ⁵⁄₁₆"-18 x 1.75" Hex Head Bolt, SS KW3004 KW3004 ⁵⁄₁₆" Narrow Type-A Flat Washer, SS KN0704 KN0704 ⁵⁄₁₆"-18 Hex, Serrated Flange Nut, SS © Munters Corporation, July 2020 QM1050r9...
- Page 18 Classic 'AT' Fans are developed and produced by Munters Corporation, Lansing, Michigan U.S.A. 1-800-227-2376 Munters Europe AB, Isafjordsgatan 1, P.O. Box 1150, SE-164 26 Kista, Sweden. Phone +46 08 626 63 00, Fax +46 8 754 56 66. Munters Corporation 2691 Ena Drive Lansing, MI 48917 U.S.A. Phone +1 800-227-2376, Fax +1 517-676-7078 www.munters.us...
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