INSTALLATION NOTICE: If installing the idrive® opener on a door currently installed with Torquemaster® Plus counterbalance system,
start the installation with Step: R1 below. For Torquemaster® counterbalance system, start the installation with Step R1 on page 3.
Retro-Fit TorqueMaster® Plus
PLUS ®
R1 |
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| Drum Wrap & End Bracket | |||
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Before
Tab x 3
After
| Removal | |
Tools Needed: | IMPORTANT! RIGHT AND LEFT HAND IS | |
ALWAYS DETERMINED FROM INSIDE THE | ||
Step Ladder | BUILDING LOOKING OUT. | |
NOTE: Warning tag removed for illustration | ||
| ||
Flat Blade | clarity. | |
Starting on the right hand side, unlock the drum | ||
Screwdriver | ||
wraps from the cable drums. |
Drum
Drum Wrap
Hinged Latch 
Hinged Latch 
latch. PULL COUNTERBALANCE CABLE |
SLIGHTLY OUTWARD FROM THE JAMB to allow |
hinged latch to pass to the left of the cable. Pry |
radially outward with a small screwdriver on the |
three tabs (one at a time) while maintaining |
pressure on drum wrap in direction shown to |
remove. Repeat drum wrap removal for left side. |
Counterbalance
Cable 
Counterbalance
Cable 
RETRO-FIT TORQUEMASTER
R2 | Spring Tension Removal | |
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Tools Needed: | Counterbalance spring tension must be | |
Ratchet Wrench | relieved before removing any hardware. | |
WARNING | ||
5/8” Socket | ||
3” Extension | A POWERFUL SPRING RELEASING ITS | |
ENERGY SUDDENLY CAN CAUSE SEVERE | ||
Gloves | INJURY. | |
Starting with the right hand side, ensure pawl | ||
Step Ladder | ||
knob is in upper position. Place a ratchet with | ||
| a 5/8” socket on the winding shaft. | |
| NOTE: A 3” extension is also recommended | |
| for added clearance from the horizontal angle. |
TORQUEMASTER® PLUS END BRACKET
(Right hand shown, left hand bracket symmetrically opposite)
END BRACKET
END BRACKET
PAWL KNOB
IN UPPER POSITION
Ratchet Wheel
PAWL KNOB
IN LOWER POSITION
To remove spring tension, ensure the ratchet |
Pawl Knob In Upper Position | Pawl Knob In Lower Position |
and socket is set so that it will add tension |
(counter clockwise) on the right hand side and |
(clockwise) on the left hand side. Rotate |
ratchet to relieve pressure between the pawl |
and the ratchet wheel. Push in on the pawl to |
allow the ratchet wheel teeth to pass by. |
NOTE: In the event of a broken spring, it |
might not be necessary to unwind spring(s). |
IMPORTANT! BE PREPARED TO HOLD THE |
FULL TENSION OF THE SPRING. |
Gently let the ratchet rotate upward, while |
watching the number of teeth on the ratchet |
wheel pass by the pawl. Remove 3/10 of a |
turn (watch the 3 teeth of the ratchet wheel |
pass the pawl). Release the pawl to allow it to |
engage with the ratchet wheel. Repeat this |
process until all spring tension has been |
removed from spring(s). Cables should be |
Marks
Ratchet
Pawl
3” Extension
RIGHT HAND SIDE
RATCHET PAWL | RATCHET WHEEL |
PAWL Pushing in on Pawl Causes Ratchet Pawl to move away
from Ratchet Wheel, allowing wheel teeth to pass by.
loose and the torque tube should be free to |
rotate in either direction. |
IMPORTANT! SPRING(S) ARE FULLY |
UNWOUND WHEN COUNTERBALANCE |
CABLES HAVE NO TENSION. |
IMPORTANT! DO NOT USE AN IMPACT GUN |
TO UNWIND THE SPRINGS. |
| Marks |
Ratchet |
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| Pawl |
3” Extension | LEFT HAND SIDE |
Please Do Not Return This Product To The Store. Call Us Directly! Our Trained Technicians Will Answer Your Questions and/or Ship Any Parts You May Need. 1 You can reach us Toll Free at