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Eppendorf I-26R Large Stackable Incubator Shakers User Manual

Page 40

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I-26/26R Incubator Shakers M1324-0050

Operating Manual

c. With a wrench, remove the nuts that hold the bearing housing to the bottom

weldment.

d. Position the counterweight so it is closest to you, and tie it in place with tie wraps

or strong cord, in order to prevent it from dropping against your fingers or
causing you to lose your grip.

e. Remove the bearing housing with care: it weighs 21.3 kg (47 lbs).

Figure 16a: Removing the Drive Assembly

5. Turn the bearing housing over to access the belt, motor and pulley.

To replace the drive belt, follow these steps with reference to Figure 17 on the
following page
:

1. Loosen the four hex nuts that hold the motor assembly in place and remove the old belt.
2. Guide the belt onto the two pulley grooves.
3. Tighten the motor nuts.
4. Check the belt adjustment by applying finger pressure to the belt midway between the

two pulleys. The belt should deflect approximately 9-10 mm (3/8 in).

5. If the deflection is not right, loosen the nuts, readjust the belt, and retighten the motor

nuts.

BOTTOM

WELDMENT

SUBPLATFORM

BEARING
HOUSING

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