Munters G2 Bedienungsanleitung
1© Munters Corporation, December 2023 QM1505r0
Instruction Manual
Munters Drive G2
Controller Replacement Kit for ATS74/CX74
Models: FC4465-ATS7443HO • FC4465-ATS7443HE •
FC2460-CX7443HO
Munters Drive* G2
Controller
Replacement Kit for
ATS74 and CX74 Fans
*Patents Pending
GA500 Controller for ATlas74/CX74
V1000 Controller for CX74 only
© Munters Corporation, December 2023
2QM1505r0
Munters Drive
Controller Replacement Kit
Instructions for Use and Maintenance
Thank You:
Thank you for purchasing a Munters Drive controller replacement kit. Munters equipment is designed to be the
highest performing, highest quality equipment you can buy. 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” form QM1021 available from the
Munters Corporation office at 1-800-227-2376 or by e-mail at [email protected].
Conditions and Limitations:
• Products and Systems involved in a warranty claim under the “Warranty Claims and Return Policy” shall have
been properly installed, maintained and operated under competent supervision, according to the instructions
provided by Munters Corporation.
• Malfunction or failure resulting from misuse, abuse, negligence, alteration, accident or lack of proper installation
or maintenance shall not be considered a defect under the Warranty.
3© Munters Corporation, December 2023 QM1505r0
Index
Chapters Page
1. Unpacking the Equipment 4
1.1 Parts List 4
2. Installation Instructions 5
2.1 MD2 Replacement for Atlas 74 Fan 5
2.2 MD2 Replacement for CX74 Fan 15
3. Electrical Wiring 24
3.1 Atlas 74 GA500 Drive Wiring 24
3.2 CX74 Drive Wiring 27
4. Troubleshooting 35
© Munters Corporation, December 2023
4QM1505r0
1.1 Parts List
Unpacking the Equipment 1.
[A]
Each Munters Drive G2 Controller Replacement Kit Includes:
1 – Munters Drive G2 Motor/Controller Assembly
1 – Hardware Package As Follows:
Before beginning installation, check the overall condition of the equipment. Remove packing materials, and examine all
components for signs of shipping damage. Any shipping damage is the customer’s responsibility and should be reported
immediately to your freight carrier.
HP1346 – Hardware Package for “MD2” Kit
ID Qty. Cat. No. Description
[A] 4 KS0673 M5-0.8 x 12mm, PHIL-PN, Bolt, ZP
If you are Installing this Controller kit in an Atlas 74 Exhaust Fan, proceed to
Page 5 , Step 1.
If you are installing this Controller Kit in a CX74 Circulation Fan, proceed to
Page 13 , Step 9.
See Figures below.
Atlas 74 Exhaust Fan
Proceed to Page 5, Step 1
CX74 Circulation Fan
Proceed to Page 13, Step 9
5© Munters Corporation, December 2023 QM1505r0
2.1 Controller Replacement for Atlas74 Fan
Installation Instructions 2.
Figure 1
Step 1
Disconnect power from fan before continuing. Remove the shutter from the back of the fan and set safely
aside to be reinstalled later. See Figure 1.
© Munters Corporation, December 2023
6QM1505r0
Installation InstructionsChapter 2
Step 2
Loosen the (4) captured screws in the Munters Drive Box cover to access the drive wiring. Make a note of
or take a photo of the wiring. Disconnect 3 phase power and the control wires from the drive and from the
box. See Figure 2.
Figure 2
Munters Drive Box cover
Drive Control
Captured Cover Screw
Note or photo wiring
7© Munters Corporation, December 2023 QM1505r0
Installation InstructionsChapter 2
Step 3
Remove the blue Controller Enclosure from the heat sink by removing the (4) Bolts holding it in place.
Save the bolts to reinstall the enclosure later. See Figure 3.
Figure 3
Controller Enclosure
Bolt
© Munters Corporation, December 2023
8QM1505r0
Installation InstructionsChapter 2
Step 4
Remove the (4) Bolts holding the Controller to the heat sink. Discard the existing bolts. See Figure 4.
Figure 4
Bolts, Discard
Controller
9© Munters Corporation, December 2023 QM1505r0
Step 5
Attach the new Munters Drive Controller to the heat sink where the old one was and secure it in place with
(4) Bolts [A]. See Figure 5.
Bolt [A]
New Controller
Installation InstructionsChapter 2
Figure 5
© Munters Corporation, December 2023
10 QM1505r0
Installation InstructionsChapter 2
Step 6
Replace the Controller Enclosure and secure it in place using the (4) Bolts that were removed in Step 3.
See Figure 6.
Figure 6
Controller Enclosure
Existing Bolt
Dieses Handbuch passt für folgende Modelle
3
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