Most electric hoses will have a bleeder valve located near the hose handle. If you have this feature, by opening the valve you will be able to decrease suction to your carpet. Another option is to replace your electric carpet brush with the newly redisgned Response II CT23 Brush with Wand #489T, which allows easy cleaning for high density pile carpets, such as nylon and other plush carpets.
We do not have specific motor replacement instructions for Beam Serenity Plus system. However, please review the following general guidelines on how to replace central vacuum motors:
How to Replace Most Central Vacuum Motors
(Professionals are recommended to perform this procedure.)
SELECT THIS TEXT. COPY & PRINT IT FOR REFERENCE.
NOTE: Lamb Ametek Vacuum Motors are in nearly all central vacuum brands. The motors sold here are new, genuine Lamb Ametek replacement motors.
That is a bad motor. The reason it ran for 40 minutes is because the motor was jarred so much in travel. The motor brushes repositioned themselves. When you get it home it will run for less and less time. Replace the motor and you will be fine.
To first isolate the true issue with your system - which is not the filter - please follow the steps on our Troubleshooting Flowchart. In regards to replacing your filter it should be cloth with a compression ring with weighted center. Pull the edge inward or lift with tool to flex the ring and the filter will fall out.
The symptoms you described is generally an indication of a faulty relay which is generally located on a circuit board. We recommend replacing the board with our Beam Single Motor Circuit Board #235SB.
Most installations can have the exhaust vented. That is too bad. Independent dealers for Beam are not associated with our MD brand and they all of their opinions. The noise should be cut down using a muffler. We have these Muffler Options for Beam Central Vacuum. Please look them over and call us if you have questions.