The following table contains troubleshooting information for problems that can occur during normal operation of a Model 43 family of wattmeters.
If you need your wattmeter serviced or calibrated, the Bird Service Center can help. Request RMA
Bird offers repair kits as well. Click here for more information: Model 43 Series Repair Kits
For additional maintenance information, please see the wattmeter manual which can be found at: Portable Wattmeters
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