Section 257(2) in Rajasthan Land Revenue (Land Records) Rules, 1957
(2)The object of the Inspecting Officer should be to determine:-(a)whether the instrument is suitably placed and is in good order;(b)whether the observer can take the rainfall measurements correctly and enter them properly in the rainfall records;(c)whether the rainfall records are properly and neatly kept and are in good order;(d)whether the observer makes his measurements at 8 30 A.M.; and(e)whether any part of the rain-gauge requires repairs or replacement.