Tension The Springs; Tensioning And Adjustments; Creating Proper Guide Lead-In - B&D Roll-A-Door 2 Series Installation Instructions Manual

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Roll-A-Door
Series 2 installation instructions
®

2.5 tension the springs

WARNING! Once the packaging containing the door roll is cut, the door will have a strong tendency to
rise and revolve. If uncontrolled, the rapidly unrolling door could cause damage or injury.

2.5.1 tensioning and adjustments

a) Ensure that the bottom rail is at the 9 o'clock
position as shown in Fig 2.5.1.
b) Ensure both "U" bolts are tightened, then -
1. Rotate the door approximately 2 complete
turns in a forward direction to apply tension.
Do not let go as the springs are now tensioned.
See arrow in Fig 2.5.1.
2. Hold the door firmly, NOW cut the plastic
wrap along the bottom rail (taking care not to
damage door surface).
c) Pull the curtain down slowly into the guides below
the head stop in Fig 2.5.2.
d) Fit bottom rail stops
E
provided. Allow the door to rise and rest against
head stops Fig 2.5.3.
e) Test the door operation by moving it up and
down. The curtain must feed in smoothly without
bumping.
f) Reposition the guides as necessary to allow
smooth and even operation with clearances
shown below throughout. See images in Fig 2.5.4
for each specific guide / wind region, adjust lead
in as required Step 2.5.2.
door
curtain
roll-a-guide
guide to roller
clearance
1 - 3mm
Standard Guide
Fig: 2.5.4

2.5.2 creating proper guide lead-in

The shape of lead-in is critical for successful door operation and
trouble free performance. The shape of lead-in needs to be
formed by the installer, refer to (fig 2.5.5).
a) With multigrips, bend top 5mm of lead-in approximately 45° to
prevent Nylofelt
®
catching on lead-in.
b) Bend lead-in from door stop to top of lead-in (along press cut),
to finish 15mm from its original position.
c) Check top of guide lead-in to ensure that the door does not
make contact when rotated. Damage to Nylofelt
Installer may need to increase the 15mm
dimension for larger door heights to ensure the
tip
smooth operation of the door.
using self locking nuts
door
curtain
Windlock Guide (Region C)
®
1
Fig: 2.5.1
Fig: 2.5.2
self
locking
nuts
E
Fig: 2.5.3
roll-a-guide
guide to roller
clearance
2 - 5mm
correct
bending of
S2 guide
lead-in
Fig: 2.5.5
could result.
head stop
15mm (nom.)
45°
guide lead-in form
top door stop
11

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