Hussmann Proto-Aire, Installation Manual

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Protocol™ Installation and
Service Manual
Presetting the Degree of Closure
Look up flow rate (GPM) for each Protocol™. Find the closest GPM in Table 1 . Log the
listed °Closure Value for each Protocol™ in the Table 1 Value row .
Establish Length of Run for each Protocol™. Find the closest Length of Run in
Table 2 .
Log the listed °Closure Value for each Protocol™ in the Table 2 value row .
Add the two values logged for each Protocol™.
Locate the lowest
Total . Subtract it from each Protocol™ Unit’s Total , to get Presetting
°Closure.
Important Note: Length of Run includes both the supply and return piping.
Example
Protocol™ A B C D E F G H I
Table 1 Value
(+)
11 9 14 12 15 7 15 11 8
Table 2 Value 9 14 5 8 11 9 10 12 18
Total
(-)
20 23 19 20 26
16
25 23 26
Lowest Total 16 16 16 16 16 16 16 16 16
Presetting
°Closure
4 7 3 4 10 0 9 7 10
Protocol™
Table 1 Value
(+)
Table 2 Value
Total
(-)
Lowest Total
Presetting
°Closure
57