Merlin MT3850EVO Installation And Operating Instructions Manual Download

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MT3850EVO

Sectional Garage Door Opener

INSTALLATION AND OPERATING INSTRUCTIONS

Owner’s Copy: Keep these Instructions for Future Reference.

Please read this manual and the enclosed safety materials carefully!
Periodic checks of the opener are required to ensure safe operation.

gomerlin.com.au

gomerlin.co.nz

with S 2.0

Summary of Contents for MT3850EVO

Page 1: ...TING INSTRUCTIONS Owner s Copy Keep these Instructions for Future Reference Please read this manual and the enclosed safety materials carefully Periodic checks of the opener are required to ensure saf...

Page 2: ...0...

Page 3: ...your garage has no service entrance door a CM1702 outside quick release must be installed This accessory allows manual operation of the garage door from outside in the event of power failure Keep gar...

Page 4: ...Before you begin Disable locks Remove any ropes connected to garage door Complete the following test to make sure your garage door is balanced and is not sticking or binding 1 Lift the door about hal...

Page 5: ...Door Wall mounted Door Control Opener Vertical Centreline of Door 3 SECTIONAL DOOR INSTALLATION Planning Identify the type and height of your garage door Survey your garage area to see if any of the...

Page 6: ...less Keypad x 2 Merlin Security 2 0 E128M 2 Button Wireless Wall Control Opener Carton Belt Pack Inner Trolley Rail Braces One Piece Rail Header Sleeve Assembly Rail Cartons Max 40Watt E27 Light Bulb...

Page 7: ...omplete ASSEMBLY STEP 2 Install the Belt Remove belt from carton and lay it out on the floor be careful not to allow the belt to twist Hook the trolley connector into the connector slot on the inner t...

Page 8: ...mbly DOOR ASSEMBLY STEP 6 Attach the Rail to the Opener Holding belt out of the way Slide the rail assembly onto shim bracket until rail assembly is securely fastened to the opener Wrap the belt aroun...

Page 9: ...t may slip off pulley if belt is too loose If belt does slip re tighten spring nut by turning nut clockwise a half turn Do NOT over tighten belt Hex Screws Belt Pulley Cover Mounting Plate Opener Belt...

Page 10: ...st point of your door is less than recommended use the maximum height possible as long as the door does not contact the rail or refer to page 9 for ceiling installation To prevent possible SERIOUS INJ...

Page 11: ...eader bracket with coach bolts Ceiling mount Extend vertical centre line onto the ceiling Centre the header bracket on the vertical mark no more than 150 mm 6 from the wall Make sure the arrow is poin...

Page 12: ...base NOTE If the door spring is in the way you ll need help Have someone hold the opener securely on a temporary support to allow the rail to clear the spring Position the rail bracket against the hea...

Page 13: ...the trolley when you raise the door pull down on the trolley arm to disengage the opener Leave the trolley in this position until opener is fastened in place NOTE Timber spacers should be left in plac...

Page 14: ...ake sure the rail is centred over the door or in line with the header bracket if the bracket is not centred above the door 7 Remove timber spacer Operate the door manually If the door hits the rail ra...

Page 15: ...t using the two self threading screws Figure 2A Alternately use two 8 mm bolts spring washers and nuts not provided Figure 2B Metal insulated or lightweight factory reinforced doors Drill 4 5 mm faste...

Page 16: ...gether Find two pairs of holes that line up and join sections Select holes as far apart as possible to increase door arm rigidity Figure 3 If holes in curved arm are above holes in straight arm discon...

Page 17: ...edly NEVER use emergency release handle unless garage doorway is clear of persons and obstructions NEVER use handle to pull door open or closed Lens Hinge 40 Watt Max Standard Light Bulb Release Tab I...

Page 18: ...ng on battery power A flashing orange LED with beep indicates the opener is operating on battery power and that the battery charge is low To test the battery is functioning properly open and close the...

Page 19: ...n the door travels to the programmed UP limit the DOWN Arrow Button will begin to flash 7 Press and release the DOWN Arrow Button to test the DOWN limit The door will travel to the programmed DOWN lim...

Page 20: ...4 complete travel cycles to test adjustment If the opener continues to fail the Safety Reverse Test call for a qualified door technician IMPORTANT SAFETY CHECK Test the Safety Reverse System once a mo...

Page 21: ...with wall plugs and screws provided Ensure they do not obstruct the door movement Wiring Process Align the Sensors to face each other and tighten if necessary The wiring should exit from the bottom of...

Page 22: ...TO CLOSE FEATURE TTC OFF 1 long flash 1 min 1 short flash 5 min 2 short flashes 10 min 3 short flashes UP Arrow Button Learn Limits Button DOWN Arrow Button Battery Status LED Learn Button LED Figure...

Page 23: ...your opener using the steps below NOTE If adding an installed wall control E138M you will need a second person to press and hold the desired button If not installed program the wall button into the op...

Page 24: ...tification number PIN of your choice 4 Press and release the ENTER button Check to see if the bulb blinks If not slowly press and release the ENTER button until the light bulb blinks To change an exis...

Page 25: ...frozen to ground Remove any obstruction The garage door spring may be broken Have it replaced Check battery LED for status refer page 16 2 Door operates from door control but not from remote Replace...

Page 26: ...Wall mounted door control The wires for the door control Check the door control wiring is will not function are shorted or the door correct control is faulty 1 4 1 FLASH 4 FLASHES The garage door open...

Page 27: ...odule Reset limits force contact service centre 4 6 4 FLASHES 6 FLASHES The door reverses for no apparent The Protector System was Remove obstruction or realign reason while travelling down temporaril...

Page 28: ...Y To replace battery use a screwdriver blade to pry open the case as shown Insert battery positive side up Dispose of old battery properly Your opener can be activated by any of the following devices...

Page 29: ...ation for Service Personnel If the supply cord is damaged it must be replaced by the manufacturer its service agent or similarly qualified persons in order to avoid hazard NOTE Only genuine Merlin acc...

Page 30: ...lley 183D0177 Segmented rail sections 183D0178 Segmented rail braces 012C0855 Header bracket 171A0028 031D0537 Belt pulley cover Replacement belt packs 041A5844 2 3m 041A5844 1 2 5m 041A5844 2 3 0m 84...

Page 31: ...res Chamberlain or its Professional Dealer will provide you with either repairs to the Unit or a replacement Unit Repairs and replacement parts provided under this Chamberlain Limited Warranty are pro...

Page 32: ...nc TM TrademarkofTheChamberlainGroup Inc RegisteredTrademarkofTheChamberlainGroup Inc Warranty Registration To validate your warranty you must complete the registration form online at gomerlin com au...

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