Dantherm BasX Service Manual page 23

Adjustment of V-belts
Adjustment of V- A too tight adjustment of V-belt tension produces heavy wearing on ball bearings thus
belt tension reducing useful life of the bearings.
Dantherm Dantherm Air Handling A/S recommends using special tools for tightening V-belts in
recommends order to check the values of the table below.
Correct tension of
Check the V-belt tension by checking that the deflection (F) is in accordance with the
V-belts mm indications of the table below. The deflection strength of each belt is dependent of
the profile type and the distance between the centres.
Use this drawing and the table below to establish the correct belt tension:
Belt profile (type)
Procedure Follow this procedure to adjust the V-belts:
Step
Centre distance
SPA-XPA
1 Adjust the V-belt by the motor bracket's adjusting screw. Check the table
and drawing above for correct tension
Deflection
(mm) strength (kg)
500-600
Action
Deflection, F (mm)
2.7 11
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