Retractable Heavy Duty Garage Door Gear
Availability:Out of Stock
All gears have multiple spring locations to give great flexibility and improved door balance.
The gear packs are suitable for metal, GRP and timber garage doors. Maximum obstruction in front of garage is 1140mm (3ft 9ins) on a 2134mm (7ft) high door. The door will retract fully upon opening, sliding back fully on the horizontal tracks.
- AP350 Gear pack to lift 114 - 159kg (350lbs)
- AP500 Gear pack to lift 160 - 227kg (500lbs)
- Short Arm Door height: 6ft to 6ft8ins
- Standard Arm Door height: 6ft 8ins to 7ft 5ins
- High Arm Door height: 7ft 5ins to 9ft
Fixing plates are available as an added extra, and are recommended for steel, aluminium and GRP garage door to provide a suitable fixing for the door arms.
Note: Although a confident D.I.Y person should be able to carry out this work we recommend that you engage the services of a specialist installer.
This door gear has been designed for quick and easy installation. Through a careful design it is possible to adjust the door after installation for very smooth operation. To obtain these benefits read the instructions RIGHT through BEFORE installation.
Caution: ALWAYS raise and prop the door in the open position before fitting, adjusting or removing the springs.
All instructions are given from within the garage.
Please note: Although a confident D.I.Y person should be able to carry out this work we recommend that you engage the services of a specialist installer.
Firstly unpack and identify the parts (right hand assembly shown).
a. 4x Track stabiliser
STEP 1: FRAME DETAILS
Minimum frame size 70mm x 70mm. Frame must be square, check diagonals. Frame must also be square with brick opening.
STEP 2: FITTING ROLLER BRACKETS &WEATHER STRIPS
GO STRAIGHT TO STEP THREE IF TOP ROLLER BRACKETS AND WEATHER STRIPS
STEP 3: POSITION DOOR IN OPENING
STEP 4: INSTALL THE TRACKS
Locate the track over roller, support rear of the track allowing between 25mm and 40mm fall to the rear.
Fit rubber buffer by drilling 9mm hole in track and secure with M8 x 30mm bolt / nut / washer as fitted.
Position rubber buffer towards rear of track but not so far as to allow door arm to hit spring anchor bolt. Door must stop against rubber buffer not arm against anchor bolt.
STEP 5: INSTALLATION OF ACTIVATING ARMS
Locate the bottom weather strip allowing 3mm (1/8") gap, fix using No. 12 x ¾" selftapping screws.
Identify the two activating arm bracket holes in the weather strip (outer holes).
Drill two 10mm holes through the frame to accept the M10 X 90mm COACHBOLTS.
Feed coachbolts from the outside and securely fasten the activating arm.
On doors with bottom slotted plate - locate door bracket and mark fixing position in the MIDDLE of the slots, drill 2 x 5mm PILOT holes and fix using M8 X 40MM coachscrews and strengthening plate.
TAKE CARE NOT TO DRILL RIGHT THROUGH THE GARAGE DOOR.
STEP 6: INSTALLATION OF SPRINGS
Open the door and prop it firmly in the fully open position. The top spring anchor is fitted as shown. (REFER TO STEP 8 IF RE-ADJUSTMENT IS REQUIRED FOR A GOOD BALANCE).
Locate suitable fixing position and through one hole drill 10mm hole to accept M10 X 90mm coachbolt and drill 6mm pilot hole in the other fixing for M10 x 60MM COACHSCREW. Tighten spring about 25mm each side at this stage.
STEP 7: INSTALLATION OF TRACK SUPPORTS
When rollers are touching both buffers and activating arms are both at the same position the tracks are square.
Now secure the track hangers and stabilisers.
Finally recheck all is square.
STEP 8: DOOR ADJUSTMENT
OILING THE DOOR:
IMPORTANT SAFETY PRECAUTIONS:
Adjust springs only when the door is in the open position.
Before removing springs or spring anchor bolts use a prop to securely keep the door in the open position.
NEVER ADJUST OR REMOVE THE SPRINGS WITH THE DOOR IN THE CLOSED POSITION.
(UK mainland only)
|0 - 200g
|2-3 working days delivery via Royal Mail 48 (Untracked).
|200g - 2kg
|1 - 2 working days via Royal Mail 24 (untracked)
|200g - 2kg
|2k - 20kg
|1 - 2 working days courier (Tracked)
|20kg - 40kg
|40kg - 60kg
|60kg - 250kg
|0 - 20KG
|Next working day Courier (Tracked). Delivery Monday-Friday. Available for most items. Orders placed before 2pm.
|20kg - 40kg
|40kg - 60kg
To return an unwanted order, please contact us within 14 days of receipt of delivery. Full returns information can be found here.