Calculated Industries 4215 - Manual (Page 51)

Risers Only — Custom Height
You’re building an access stairway with
unconventional height risers. If the total
rise is 3 feet 8-3/4 inches and the
desired riser height is 5-1/2 inches, find
the number of stair risers, actual riser
height, and any overage/underage.
Step/Keystroke Display
1. Clear calculator:
[On/C] [On/C] 0.
2. Enter Rise (Height):
3 [Feet] 8 [Inch] 3 [/] 4 [Height]
3. Enter 5-1/2”Riser:
5.5 [Stair] 5-1/2 IN R-HT
4. Find # of Risers:
[Stair] 8 RSRS
5. Find actual Riser height:
[Stair] 5-9/16 IN R–SZ
6. Find Under/Overage:
[Stair] – 0-1/4 IN R+/–
7. Reset calculator:
[Conv] [x] 0.
User’s Guide – 51