BMC Race Application Dropper User manual

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AApplicationpplication
DDropperropper Technical Manual
Guideline for the basic maintenance of the
Race Application Dropper seatpost
1. General Note
2. Basic Maintenance
3. Saddle Height Adjustment
4. RAD Seatpost removal
5 . Cable Replacement and Seatpost Installation
6. Cable Housing Replacement and Seatpost Installation
7. Contact Information
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1
General Note
Important Notice
Every maintenance operation not expressly listed on this document should be
performed by BMC or by a BMC service center not to void warranty.
Operating Pressure:
-Max 3 Bars/Psi
-Recommended 2 Bars/Psi
Torque settings:
-Seatpost clamp: 4 Nm
-Cable pinch bolt: 2Nm
-Remote lever: follow marking on collar/lever
Cable type:
-Standard shifter cable 1.1/1.2mm
Saddle rail compatibility:
-Round or 7mm (height) for oval Carbon rails
Basic Maintenance:
Dust Wiper Cleaning:
-25 Hrs.
Seatpost Shaft Cleaning:
-50 Hrs.
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Dust Wiper Cleaning:
1.Remove the dust wiper by pulling it up firmly
2. Clean it with a microfiber cloth
3. Add grease on the dust wiper
4. Re-install the dust wiper by pushing it formly on the frame
Basic Maintenance
To extend the life of your RAD seatpost we recommend
to clean the seatpost exterior after each and every ride or
race.
Recommended periodic maintenance:
- Dust Wiper cleaning: every 25 Hours of riding
- Seatpost cleaning: every 50 Hours of riding
Allen Keys Microfiber Cloth Grease
Time Required
5-15minutes
2.1 Tools required
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Air Vavle
Seatpost Shaft
Dust Wiper
Seattube section that
needs to be greased
RAD Seatpost Cleaning:
1. Remove the RAD seatpost from the frame as of described in chapter 4
2. Remove the dust wiper
3. Clean the seatpost shaft and the dust wiper using a microfiber cloth and cleaner fluid
4. Clean the top section of the seattube using the microfiber cloth
5. Add grease on the seatpost shaft and on the top section of the seattube
6. Re-install the dust wiper and the seatpost as described in chapter 4 and 6
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3
Saddle Height Adjustment
Allen Keys Measuring Tape
Torque Wrench
Time Required
3 minutes
3.1 Tools required
3.2 Saddle Height Reference Table
Saddle height is measured
from the center of bottom
bracket to top of the saddle
Size
Min
Saddle
Height
Max Saddle
Height
Adjustment
Range
Small 655 mm 745mm
90mm
Medium 700 mm 790mm
Large 740 mm 830 mm
Extra Large 770 mm 860mm
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1. Loosen the seatpost bolt (4mm allen key).
2. Adjust saddle height according to the
reference table. Tip: feed cable if you
raising the saddle height.
3. Tighten the seatpost boltscrew at 4 Nm
using a 4mm torque wrench.
3.3 Step by Step Instructions
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4
RAD Seatpost removal
Allen keys Cable Cutter
1. Remove the remote lever from the
handlebar by unthreading the collar
screw.
2. Unthread the seatpost screw and remove
it completely to avoid damage to the
seatclamp when removing.
3. Pull the seatpost up while pushing the
cable housing into the frame.
Temps Required
5minutes
4.1 Tools required
4.2 Step by Step Instructions
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4. Position the seatpost as shown in the
picture.
5. Loosen the pinch screw on the remote
lever using a 2mm allen key.
6. Cut the cable end and remove the cable
from the lever.
7. Tip: make sure the cable is free from
crimps to avoid damaging the cable hous-
ing.
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8. The seatpost can now be removed.
9. The cable housing should remain in the
frame.
5
Cable Replacement
Allen Keys Shifter Cable & Cable housing
Grease Silicon Lube Cable grease
5.1 Tools required
Cable Cutter
Temps Required
5 minutes
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5.2 RAD Seatpost parts
Dust Wiper
Seatclamp Sleeve Bolts
(located on both sides)
Seatclamp Sleeve
Seatclamp
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5.3 Cable Replacement and Seatpost Installation
1. Remove the RAD seatpost as shown in
chapter 3.
2. Locate two clearly marked bolts on the
upper section of the seatclamp sleeve.
3. Loosen the bolts on the seatclamp sleeve
with a 1.5 mm allen key.
4. Pull away the clamp sleeve.
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5. Loosen the pinch bolt with a 2.5 mm
allen key.
6. Pull the cable out of the housing and out
of the sleeve.
7. Prepare a new cable by cutting a
standard shifter at its head.
8. Make sure to have a clean cut with no
crimps before installation. Use the uncut
end to route it through the housing.
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9. Push the cable through the seatclamp
sleeve and tighten the pinch bolt using a 2.5
mm allen key (2 Nm).
10. Position the clamp sleeve and tighten
the two bolts until they are flush.
11. Add some silicon lube or cable grease
in the cable housing to improve the
cable durability.
12. Insert the seatpost cable in the housing
and push it out of the housing.
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13. Add grease on the seatpost
14. Pull now the cable making sure the
cable housing end is correctly posi-
tioned against the RAD seatpost.
15. Install the cable on the remote lever
and tighten the pinch bolt according to
the torque settings indicated on the lever
itself. Cut now the cable.
16. Insert the RAD seatpost in the seattube.
Make sure the seatpost is in the correct
position: the seatclamp screw is on the
right side of the sleeve.
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17. Push the seatpost in the seattube until
the seatclamp screw is visible through
the opening.
18. Grease the seatclamp screw re-install it.
Tighten it to 4 Nm once the correct
saddle height has been set using a
torque wrench.
19. Install the lever on the handlebar and
tighten according to the torque settings.
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6
Cable Housing Replacement
and Seatpost Installation
Allen Keys Cable Cutter
Grease Silicon Lube Cable grease
6.1 Tools required
Shifter Cable & Cable housing
Temps Required
10 minutes
6.2 Cable Housing Replacement and Seatpost Installation
1. Remove now the shock along with the
cover located beneath it and place them
next to the frame. It’s not necessary to
remove the shock lockout remote cable.
Before starting this operation procced to remove the RAD seatpost as shown in the dedicated chapter
and section of the tutorial video, remove the old cable housing.
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2. Cut a new cable housing and make it is
long enough to allow complete and free
handlebar rotation.
3. Insert the cable housing using the lower
cable port.
4. Pick the cable housing at the opening be
low the shock and guide it up the seat
tube. Add now an end cap.
5. Add some silicon lube or cable grease to
improve the cable durability.
6. Insert the seatpost cable in the housing
and push it out of the housing.
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7. Add grease on the RAD seatpost.
8. Pull now the cable making sure the cable
housing end is correctly positioned
against the RAD seatpost.
9. Install the cable on the remote lever and
tighten the pinch bolt according to the
torque settings indicated on the lever
itself. Cut now the cable.
10. Insert the RAD seatpost in the seattube.
Make sure the seatpost is in the correct
position: the seatclamp screw is on the
right side of the sleeve.
11. Push the seatpost in the seattube until
the seatclamp screw is visible through
the opening.
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7
12. Grease the seatclamp screw re-install it.
Tighten it to 4 Nm once the correct
saddle height has been set using a
torque wrench.
13. Install the lever on the handlebar and
tighten according to the torque settings.
14. Re-install the cover and the shock,
respect the torque settings indicated on
the bolts.
Contact Information
Please contact us if you need further assistance with your RAD seatpost:
BMC Customers:
https://www.bmc-switzerland.com/int-en/support/contact/contact/
BMC Retailers:
https://b2b.bmc-switzerland.com/de-de/contact-us
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