Will too much belt tension on a swamp cooler cause the motor to burn out.
Swamp cooler belt tension.
It should not be too tight or too loose.
Incorrect fan belt tension could cause your swamp cooler motor to overheat.
The tightening of the belt is a straightforward and simple operation.
Check the motor s fan belt tension.
This belt can become loose if it becomes worn and stretches out over time or if the motor slips in its sliding mount.
Step 3 check shaft bearings.
Once inside check the tension of the belt running from the swamp cooler motor to the fan.
Lightly oil the bearing on the blower assembly and the motor if it has an oil receptacle.
So while your cooler will run you ll have to.
Install new cooler pads.
Roughly speaking there should be about one inch of play in the tension of your fan belt.
A common problem is the fan belt that runs from the fan motor to the fan blade axle.