Mueller Roll-Up Door L250 Manuel d'utilisateur

M250/L250ROLL -UP DOOR INSTALLATION GUIDE

10 877-2-MUELLER STEP 10: SETTING SPRING INITIAL TENSIONA Rotate door two revolutions, rotating the top of the door towards the opening. N

WWW.MUELLERINC.COM 11D Install the Slide Lock with hardware provided. Optional on L250. Standard on M250.E Slide head stop from outside to ins

12 877-2-MUELLER STEP 11: MAKE SURE THE TOP OF GUIDE IS BENTSTEP 12: CHECK DOOR OPERATIONA If this is not bent; bend over headstop with

WWW.MUELLERINC.COM 13STEP 13: ADJUST SPRING TENSIONLOSS OF SPRING TENSION WILL CAUSE DOOR CURTAIN TO DROP RAPIDLY.A Open door fully with the

14 877-2-MUELLER STEP 14: DOOR MAINTENANCESTEP 15: REMOVE STRIPABLE FILMA If the door has Stripable Film, remove now.A Springs may need

WWW.MUELLERINC.COM 15STEP 16: ADD PLUGSA Insert the plugs provided as shown. The plugs must be inserted from the inside of the guide. If in

M250/L250INSTALLATION GUIDECALL 877-2-MUELLER This toll-free number connects you to the branch nearest you. We have more than 20 locations across the

2 877-2-MUELLER potential hazardeffect preventionCAN CAUSE SERIOUS INJURY OR DEATHCAN CAUSE SERIOUS INJURY OR DEATHCAN CAUSE SERIOUS INJU

WWW.MUELLERINC.COM 34 1/2”3 3/4”4 1/2”3 3/4”5 1/4”2 1/2”2 1/2”OPERATION / MEASUREMENTS back outside of outside of outside each operation

4 877-2-MUELLER DO NOT CUT BANDS OR WRAPPING UNTIL INSTRUCTED.A Check wall opening width and height and verify these measurements against siz

WWW.MUELLERINC.COM 5Axle SupportAxleWallSet ScrewsSTEP 4: NON-TENSION ENDA Slide axle support over axle, with arrow pointing toward wall.AxleDu

6 877-2-MUELLER STEP 5: TENSIONER ENDA Loosely attach dual tensioner assembly to door mountingbracketangeusingthehardwareprovided.B

WWW.MUELLERINC.COM 7STEP 7: LIFT DOOR A After the axle support and dual tensioner are attached to mounting bracket, raise the assembly up again

8 877-2-MUELLER STEP 7: NON-TENSION ENDB The opening edge of guides should be inset a very small amount (about 1/8 inch) from the door jamb

WWW.MUELLERINC.COM 9STEP 9: ADJUSTING THE DOOR POSITIONA Adjust the door height position using the slots on the mounting bracket.B Position d