Xylem H-340-CalKit - Manual (Page 5)

H-340-CalKit
Instruction Manual 1-3
Figure 2
to side after passing the bottom of the funnel.
The counter weight underneath the bucket mechanism can be adjusted (up or down), to adjust
the bucket volume (# tips/unit rainfall). The counter weight adjust instructions in Steps 1 and 2
below may seem to be intuitively backwards however, realize the center of gravity of the bucket
and counterweight is above the pivot.
To adjust for more tips (more rainfall volume), release nut #1 and turn weight counter
clockwise (down). Re-lock nut #1.
To adjust for less tips (less rainfall volume) release nut #1 and turn weight clockwise (up).
Re-lock nut #1.
To adjust for equal amounts of water in each bucket, loosen set screw #2, turn adjusting
screw toward the bucket with the most amount of water, then re-lock the setscrew.
Set Screw
Balance Screw
Counter Weight
2.062
Bucket Stop
Do Not Adjust
Lock Nut #1