SRAM DualDrive 27 - DualDrive Remove Wheel; DualDrive Dismantling Hub; DualDrive Reassembly Hub

8
DUALDRIVE
MAINTENANCE
Technical Manual 2006
REASSEMBLY HUB
see Fig. 1
Lubrication see “
LUBRICATION GEAR HUB“.
• Clamp axle with the two axle flats
(longer axle thread).
• Fit shift sleeve (12), bushing (13) with small
diameter first, compression spring (15),
coupling gear clutch (14), and driver (17).
• Mount cone (18) and lock nut (19).
Tightening torque 15 – 20 Nm
(133 – 177 in.lbs.).
• Clamp other axle end (driver side facing
downwards).
• Mount ball retainer (16), pawl carrier
(10) and washer (9).
• Press pawls against spring force and
mount gear ring (8) with smaller
diameter first.
Rotate gear ring counterclockwise until
pawls engage inside the gear ring.
• Fit planetary gear carrier (7) and
washer (6).
• Press and rotate planetary gear carrier
until axle groove is visible.
• Mount retaining washer (5).
• Mount hub shell (4), obligatory with a
slight counterclockwise turn.
• Mount adjusting cone (3).
• Screw on counternut (2), adjust bearings
to be nearly free of play and tighten with
a torque of 15 – 20 Nm (133 – 177 in.lbs.).
• Mount cap (1).
• Unclamp hub and mount shifing rod (20)
with a torque of 0,2 Nm (1.8 in.lbs.).
Mount spoke protector disc and
cassette.
REMOVE WHEEL
• Rotate the twist shifter to the highest
gear position (speed “8/9“).
• Place shift lever in uphill riding mode /
gear position “1“ (Fig. 2).
• Push Clickbox button down (Fig. 2).
• Pull Clickbox off the axle.
• Screw out shifting rod (20, Fig. 1).
• Dismantle wheel.
DISMANTLING HUB
see Figure 1
• Dismantle cassette lock nut with
cassette tool (Park Tool FR-5 or
SRAM Part No. 4624 411 010).
• Remove cassette and spoke protector
disc.
• Clamp hub with the two axle flats
(driverside facing downwards).
• Remove cap (1), unscrew lock nut (2),
screwed adjusting cone (3) and hub
shell (4).
• Dismantle retaining washer (5), remove
washer (6), planetary gear carrier (7)
and gear ring (8).
• Squeeze down pawls and remove pawl
carrier (10) with washer (9) and ball re-
tainer (16).
• Clamp other axle end (longer axle
thread).
• Dismantle lock nut (19) and cone (18).
• Remove driver (17), compression spring
(15), coupling gear clutch (14) and shift
sleeve (12) with bushing (13).
1
2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
3
Lubricate the shifting
joints regularly
When disassembled –
use a waterproof grease