Baltimore Aircoil Company VT0 Series Operating And Maintenance Instructions Manual page 16

Fixation and wrapping of float ball
Operating height is the water level above sump bottom during operation.
Operating water level
1. Operating height
2. Overflow
Operating heights for the evaporative cooling equipment are indicated in the tables below:
VT0-0312-xxx
VT0-0412-xxx
VT1-74xx-xxx
VT1-08xx-xxx
VT1-10xx-xxx
VT1-12xx-xxx
The "x" represents the variable numbers or characters in the model numbers.
To check the operating level, proceed as follows:
1. Shut off fan(s) but keep pump(s) running.
2. Remove circular access door next to make-up connection.
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W W W . B A L T I M O R E A I R C O I L . E U
Model
Operating heights
Operating height (measured from pan bottom)
(mm)
340
420
430
460
460
350