Checking And Adjusting V-Belt Tension, Changing The V-Belt - Prebena PKT-TWINTEC 400 Originalbetriebsanleitung

Checking and adjusting V-belt tension, changing the V-belt

To check the tension of the V-belt, proceed as follows:

Release the screws (1) on the cover plate (2).
The cover plate (2) is now released from the belt guard (3).

Remove the cover plate (2) from the belt guard (3).

Using your thumb, press the V-belt (4) at top middle between the belt pulleys (8) and (9). The V-belt (4)
may "give" by no more than the width of the V-belt.
ATTENTION!
Compressor may incur damage as a result of unsuitable V-belt tension.
 Make sure the V-belt tension is correctly adjusted.
To adjust the tension of the V-belt, proceed as follows:
 First lay the V-belt (4) over the small pulley (8) of the motor and then press the V-belt (4) over the large
pulley (9) of the compressor unit.

Check the V-belt tension again and if necessary repeat the procedure.

Reattach the cover (2) to the belt guard (3) with the screws (1).
1
 Mark the position of the electric motor on the com-
pressor base plate (5).
 Release the motor fastening screws (6) on the base
plate (5).
 Release the motor fastening screws (7) on the belt
guard (3).
 Slide the motor (small belt pulley (8)) towards the
compressor unit (large belt pulley (9)) to remove the
V-belt (4). Replace the V-belt if necessary.
 Now slide the motor approx. 2 mm back over the
previously applied marking.
 Secure the motor using the fastening screws (6) and
(7).
Compressor servicing
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