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2. Find stud lengths:
(R/Wall)
Conv
Rise
Rise
Rise
Rise
Rise
Rise
Rise
Rise
Rise
3. Find Rake-Wall angle of incline:
Rise
Note: By setting the Rake "Ascend" Preference, you may view Rake-Wall stud lengths from smallest to largest
size.
Note: You can also solve if you only know the Rise and Pitch, Run and Pitch, or Diagonal and Pitch. Simply
enter the known values via
Wall stud lengths, as seen in Step #2.
RAKE-WALL - WITH BASE
Example: Find each stud size in a Rake-Wall with a peak (rise) of 5 Feet, a length (run) of 10 Feet,
and base of 7 Feet. Use 16 Inches as your On-center spacing.
5' Rise
7'Base
KEY INPUT & DISPLAY
1. Enter Rise, Run and o.c spacing:
On/C
On/C
5
Rise
Feet
1
0
Feet
Run
5 *
Rcl
*If 16-Inch is not displayed, enter
,
,
, or
Pitch
Rise
Run
10' Run
1
6
Inch
Stor
Page 43
keys, similar to Step #1 above, then solve for Rake-
Diag
.
5
RWOC
16
STORED
Inch
RW1 4
4
Feet
Inch
RW2 3
8
Feet
Inch
RW3 3
0
Feet
Inch
RW4 2
4
Feet
Inch
RW5 1
8
Feet
Inch
RW6 1
0
Feet
Inch
RW7 0
4
Feet
Inch
BASE 0
0
Feet
Inch
RW 26.57˚
0
RISE 5
0
Feet
Inch
RUN 10
0
Feet
Inch
OC
16
STORED
Inch
Cont'd on page 44
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