4127 E University Dr
Phoenix, AZ 85040
480-839-0082

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Matthew B.

Matthew B.


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The unit on the front of the building had a blower motor that was installed improperly. I found the three phase motor was being powered single phase until the compressor contactor was closed then would supply three phase power. The motor was extremely over Amping 10.7/2.3. The motor pulley was not adjusted properly and was turned completely in causing the motor to spin the blower wheel too fast. I adjusted the pulley to the proper static and amp draw. I rewired the motor to receive three phase power when called upon. I established once the air flow was corrected. The unit was under charged by 4 1/2 pounds. I charge the unit back to match the charge church and conditions. The unit is not operating properly at this time.