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EQUALIZER ADJUSTMENT INSTRUCTIONS
A
djustment Instructions - Easy as 1-2-3
1. Insert one Equalizer unit into each D-Box outlet pipe
as in Fig 1 with the adjustment knob positioned on top.
2. Rotate all adjustment knobs counter-clockwise to the
full DOWN position.
3. Add water into the D-Box until reaching the weir
openings of the Equalizers as shown in Fig 2. Using the
water as a level, observe which outlet sits highest in the
D-Box and do not adjust the Equalizer fitted to that
outlet. Rotate all remaining Equalizer knobs clockwise,
moving the weir plate UP to match the level of the
highest Equalizer. Fine tune by slowly adding water to
make sure all weir opening outlets are at the same level
.
CAUTION:
If a D-Box is out of level more than 3/8” (6 Clicks),
relevel the box and start again.
For equal flow to all trenches.
FIG 1
FIG 2