Schuchmann MOMO - 4.9 Crank shortener (continuously adjustable); 4.10 Crank shortener

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4. Accessories.

4.8 Universal adapter

The universal adapter is mounted to the

holding bracket and is used to mount the

belt sets available for the therapy bicycle.

The universal adapter is adjustable in height.

To do this, simply loosen the screw (A) at the

rear on the adapter and bring the universal

adapter into the required position.

4.9 Crank shortener (continuously adjustable)

Not possible for 24“ + 26“wheels

The adjustable crank shorteners are to

be mounted onto the cranks with clamps.

Please note here that the crank shortener

marked "R" is to be mounted on the right-

hand side and the crank shortener marked

"L" is to be mounted on the left-hand side.

The adjustment of the crank shortener is to

be undertaken so that the amplitude of the

pedal depicts the ﬂexibility of the knee joint.

In the lower pedal position, the maximum ex-

tension to be achieved, and in the upper position, the maximum ﬂexion of

the knee is to be achieved. This adjustment is to be undertaken in interac-

tion with the saddle height. In order to adjust the continuously adjustable

cable shortener, loosen the screws (B) and bring them into the required

position.

4.10 Crank shortener

The crank shortener must be mounted onto

the cranks using the screw included in deli-

very and the clamp, and shortens the crank

by 2.5 or 5 cm. Please note here that the

crank shortener marked "R" is to be mounted

on the right-hand side and the crank shor-

tener marked "L" is to be mounted on the

left-hand side. The pedal is to be mounted in

the required position in the crank shortener.

The position of the pedals must be conducted so that the amplitude of the

pedal depicts the ﬂexibility of the knee joint. In the lower pedal position, the

maximum extension to be achieved, and in the upper position, the maximum

ﬂexion of the knee is to be achieved. This adjustment is to be undertaken in in-

teraction with the saddle height. In order to adjust the crank shortener, loosen

the pedals with a 15mm open-end wrench and place it into the opening (C).