Looks like the WD 4TB Red suffers from the same head parking problems as the Green drives causing high LoadCycleCount values.
The 1TB/2TB/3TB Reds don't seem to be affected, just this one.
Source:
http://forum.qnap.com/viewtopic.php?f=182&t=83577
Apparently WDIDLE3 can be used to correct the issue according to the last page of the linked thread. -