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WARRANTIES
 12 Months Ended
Dec. 31, 2017
WARRANTIES [Abstract]  
WARRANTIES

7.             WARRANTIES

Warranty liability and related activity consisted of the following (in thousands):

 

Years ended December 31,

 

2017

 

2016

 

 

 

 

 

 

 

 

Beginning balance

$

          1,223

 

 

$

           760

 

Warranty provisions

 

           47

 

 

 

           242

 

Warranty claims

 

(126

)

 

 

(330

)

Adjustments to preexisting warranties*

 

(286

)

 

 

           551

 

Ending balance

$

        858

 

 

$

        1,223

 

 

 

 

 

 

 

 

 

*Includes a $473,000 warranty charge in the fourth quarter of 2016 related to a legacy product that is no longer sold.