Instruction/ maintenance manual of the product ML6275 Honeywell
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Copyright © 1995 Honeywell Inc. • All Rights Reserved ML6275 Spring Return Direct Coupled Rotary Actuator FEA TURES • Mounts directly on horizontal 3/8 in., 1/2 in., and 5/8 in. round and square damper shafts by using the appropriate insert. Most models are shipped with 1/2 in.
63-2493—1 2 ML6275 SPRING RETURN DIRECT COUPLED RO T AR Y ACTU A T OR SPECIFICA TIONS Models ML6275: Spring Retur n Direct Coupled Rotar y Actuators ML6275A: Low T orque (25 lb-in.) Direct Coupled Rotar y Actuator without auxiliary switches or time-out function ML6275C: Low T orque (25 lb-in.
63-2493—1 3 ML6275 SPRING RETURN DIRECT COUPLED RO T AR Y ACTUA T OR M8257 135 o ± 15 o 1-3/32 (28) 1-13/32 (36) 5/16 (8) 13/32 (10) 10-13/32 (264) 3/4 (19) 1-5/8 (41) 1-13/32 (36) 4-13/32 (112) 3/.
63-2493—1 4 ML6275 SPRING RETURN DIRECT COUPLED RO T AR Y ACTU A T OR INST ALLA TION When Installing this Product… Read instructions carefully .
63-2493—1 5 ML6275 SPRING RETURN DIRECT COUPLED RO T AR Y ACTUA T OR Installing the Actuator for Three-Point Mounting The ML6275 Direct Coupled Actuator is designed with remov able hub slee ves to accommodate specific damper shaft sizes .
63-2493—1 6 ML6275 SPRING RETURN DIRECT COUPLED RO T AR Y ACTU A T OR Fig. 4. ML6275 Actuator mounted f or countercloc kwise spring rotation with output hub inside actuator . (NO TE: NEMA rating applies only with damper shaft in horizontal position.
63-2493—1 7 ML6275 SPRING RETURN DIRECT COUPLED RO T AR Y ACTUA T OR Fig. 5. Standar d direct coupled mounting of ML6275 to a damper with countercloc kwise spring rotation.
63-2493—1 8 ML6275 SPRING RETURN DIRECT COUPLED RO T AR Y ACTU A T OR W iring CA UTION Disconnect power supply bef ore wiring to prev ent electrical shock or equipment damage. All wiring must comply with local electrical codes, ordinances and regulations.
63-2493—1 9 ML6275 SPRING RETURN DIRECT COUPLED RO T AR Y ACTUA T OR OPERA TION The ML6275 Direct Coupled Actuator is designed to be used in ventilating and air conditioning installations to oper ate dampers, v entilation flaps and louvers requiring up to 25 lb-in.
63-2493—1 10 ML6275 SPRING RETURN DIRECT COUPLED RO T AR Y ACTU A T OR 30 30 60 60 90 0 0 30 30 60 60 90 0 0 30 30 60 60 90 0 0 30 30 60 60 90 0 0 FULLY COUNTERCLOCKWISE SPRING RETURN INDICATOR STAR.
63-2493—1 11 ML6275 SPRING RETURN DIRECT COUPLED RO T AR Y ACTUA T OR CHECKOUT The ML6275 Direct Coupled Actuator can be chec ked out either directly or by using a controller . Important When power is interrupted, the actuator returns to the normal star ting position using the spr ing mechanism.
63-2493—1 12 ML6275 SPRING RETURN DIRECT COUPLED RO T AR Y ACTU A T OR Helping You Control Your World Home and Building Control Honeywell Limited-Honeywell Limitée 740 Ellesmere Road Scarborough, Ontario M1P 2V9 Home and Building Control Honeywell Inc.
An important point after buying a device Honeywell ML6275 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Honeywell ML6275 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Honeywell ML6275 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Honeywell ML6275 you will learn all the available features of the product, as well as information on its operation. The information that you get Honeywell ML6275 will certainly help you make a decision on the purchase.
If you already are a holder of Honeywell ML6275, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Honeywell ML6275.
However, one of the most important roles played by the user manual is to help in solving problems with Honeywell ML6275. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Honeywell ML6275 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
