Calculated Industries 4045-B - Manual (Page 44)

44 — Construction Master IV
The desired stair riser height (default =
7-1/2) inches can be permanently re-
vised by entering the new height and
pressing [Stair].
Risers Only —
Custom Height
You’re building an access stairway for
a client who can’t handle conventional-
height risers. If the total rise is 3 feet 8-
3/4 inches and your desired riser
height is approximately 5-1/2 inches,
find the number of stair risers, actual
riser height, and any underage or
overage remaining.
Keystroke Display
[On/C] [On/C] 0.
1. Enter Rise and Riser Height
3 [Feet] 8 [Inch]
3 [ / ] 4 [Rise]
RISE 3 FT 8-3/4 IN
5 [Inch] 1[ / ] 2 [Stair]
R-HT 5-1/2 IN
2. Find Stair Values
[Stair] RSRS 8
[Stair] R–SZ 5-5/8 IN
[Stair] R+/– – 0-1/4 IN
[Conv] [x] (Optional) * 0.
Risers & Treads —
* An ALL CLEAR is performed here to set
the calculator to its default settings.