7 THE RELEASE HANDLE & CORD

Thread one end of the rope through the hole in the top of the red release handle so that “NOTICE” reads

right side up as shown.

• Secure with an overhand knot at least 25 mm from the end of the rope to prevent slipping.

• Thread the other end of the rope through the loop of

 

 

the manual release cable.

Learn Limits

 

 

button

 

UP Arrow

• Adjust rope length so the handle (when installed) will

 

 

button

be no higher than 1.8 m above the floor. Secure with

DOWN Arrow

 

Learn

 

 

an overhand knot. If the door is greater than 2.5 m

Release cable

 

buttonin

button

height the release cord extension kit accessory is

 

 

 

required.

NOTE: Final adjustment of handle height should be completed after the opener is installed. If it is necessary to cut the rope, heat seal the cut end to prevent unravelling (refer section 16).

Rope

 

Manual release

Overhand knot

warning label

 

Release handle

8 OPERATING THE MANUAL RELEASE

To disengage the opener

Pull the release cord down firmly, (opener will make a clicking noise).

To re-engage the opener

Pull the release cord down firmly, (opener will make a clicking noise).

Pull down

FIRMLY

Disable all locks and remove any ropes connected to the garage door.

Take care when operating the manual release as an open door may fall rapidly due to weak or broken springs, or being out of balance.

9PINNING THE DOOR

Note: A ballooning door may delay the safety reversal response and can compromise garage door security.

Free curtain BallooningAdd fasteners here

• To remedy any ballooning place self tapping metal screws or rivets where the curtain leaves the roll. Secure these through the curtain into the drum wheel at each end of the roll.

After determining the correct fastener location as shown, lift the door approximately half a turn from the closed position to allow access for drilling.

Door closed Door can be Door secure lifted

4

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Image 5
Chamberlain MR850EVO Release Handle & Cord, Operating the Manual Release, Pinning the Door, To disengage the opener

MR850EVO, MR650EVO specifications

The Chamberlain MR850EVO and MR650EVO are advanced garage door openers that combine modern technology with user-friendly features, ensuring convenience, security, and reliable performance. These models are designed for efficiency and durability, suitable for various garage door types and sizes.

The MR850EVO is distinguished by its robust 3/4 HP motor, providing powerful lifting capabilities that can handle heavier doors with ease. It operates quietly, making it an ideal choice for homes with living spaces adjacent to the garage. The MR650EVO, on the other hand, features a 1/2 HP motor, designed for lighter doors while still maintaining impressive performance.

Both models utilize Chamberlain’s innovative MyQ technology, allowing users to control their garage doors remotely via a smartphone app. This feature enhances convenience, enabling homeowners to open or close their garage doors from anywhere, receive real-time notifications, and monitor door status. The MyQ app is compatible with various smart home devices, streamlining home automation for tech-savvy users.

Security is a priority with the MR850EVO and MR650EVO. They come equipped with a Security+ 2.0 rolling code technology, which generates a new code every time the remote control is used. This feature significantly reduces the risk of code grabbing and unauthorized access, ensuring peace of mind for homeowners.

Installation is straightforward, thanks to the user-friendly design and included instructional materials. Both models are compatible with various accessories, including remote controls, keypads, and backup batteries, enhancing their functionality and reliability in the event of power outages.

In terms of safety, the MR850EVO and MR650EVO are equipped with safety sensors that reverse the door's motion if an obstruction is detected, preventing accidents and ensuring safe operation. This is particularly crucial for families with pets or small children.

Finally, both models come with a durable chain drive system, providing lasting reliability and smooth operation. The sturdy construction ensures that the openers can withstand the rigors of daily use, making them an excellent investment for any home. Whether you choose the MR850EVO with its enhanced power or the MR650EVO for lighter doors, you can expect superior performance and advanced features that make garage access safe, secure, and hassle-free.