Bosch BULLS 650-185, Operating Instructions Manual

Page: 98 / 238

97
Operation
6.5.12.2 Adjusting the Suntour fork air suspension
Only applies to
ebikes
with this equipment

The air valve is located beneath the air valve
cap on the crown. Twist off the air valve cap .
Figure 97: Screw caps in different designs
1 Attach a high-pressure damper pump to the air
valve .
2 Pump air suspension fork to the required
pressure. Observe the levels in the Suntour
filling pressure table. Never exceed the
recommended maximum
tire
pressure .
the dust seal. This distance is total
travel
of the
fork.
5 Push a cable tie attached temporarily
downwards against the dust seal.
6 Put on your normal cycling clothing, including
all rider gear
.
7 Sit on the
ebike
in your usual riding position
and support yourself against an object, such as
a wall or tree.
8 Get off the
ebike
without allowing it to
go further into suspension travel
.
9 Measure distance between the dust seal and
the cable tie.
 This measurement is the sag. The
recommended value is between 15% (hard)
and 30% (soft) of the total fork
travel
.
10 Increase or reduce air pressure until you have
reached the desired sag.
11 If the sag is correct, turn the air valve cap
clockwise.
12 If you are unable to achieve the required sag,
an internal adjustment may be needed.
Contact specialist dealer.
Recommended air pressure (psi)
Body weight
AION35
Mobie 45
Axon34
XCR34
XCR32
Mobie 45 NCX XCR24 XCM-Jr.
<
120lbs
35…50 40…55 40…55 40…55 40…55 40…55
120-145lbs
50…60 55…65 55…65 55…65 – –
145-165lbs
60…70 65…75 65…75 65…75 – –
1
85…
210lbs
85…100 85…100 85…100 85…95 – –
>
220lbs
+105 +100 +100 +100 – –
Maximum air
pressure
(psi)
120 145 130 180 100 100
Table 37: Suntour filling pressure table for air forks
3 Detach high-pressure
shock
pump.
4 Measure the distance between the crown and