Calculated Industries 4090 User Manual
Page 6
U
SER
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S
G
UIDE
— 5
Rise ............................................................................................88
Rise and Diagonal......................................................................88
Sheathing Cut ............................................................................89
Regular Hip/Valley and Jack Rafters .........................................89
Jack Rafters — Using Other Than 16 Inch On-Center
Spacing ...................................................................................91
Irregular Hip/Valley and Jack Rafters — Descending, with
On-Center Spacing Maintained ..............................................92
STAIR LAYOUT EXAMPLES ........................................................94
Stair Layout Definitions ..............................................................94
Stairs — Given Only Floor-to-Floor Rise ...................................96
Stairs — Given Only the Run.....................................................98
Stairs — Given Rise and Run ....................................................99
Baluster Spacing ......................................................................100
APPENDIX A — TRIGONOMETRY FORMULAS .........................101
APPENDIX B — AREA/VOLUME FORMULAS............................102
AREA FORMULAS......................................................................102
SURFACE AREA/VOLUME FORMULAS ...................................103
APPENDIX C — OFFSET FORMULAS ........................................104
APPENDIX D — LAW OF COSINES/HERON’S THEOREM
FORMULAS ................................................................................105
APPENDIX E — FAN LAW FORMULAS ......................................106
APPENDIX F — DEFAULT SETTINGS.........................................106
APPENDIX G — PREFERENCE SETTINGS ................................107
How to Set Preferences ..............................................................110
Accessing Preference Settings....................................................111
APPENDIX H — CARE INSTRUCTIONS......................................113
APPENDIX I — ACCURACY, AUTO SHUT-OFF, BATTERIES,
ERRORS .....................................................................................114
Accuracy/Errors ...........................................................................114
Auto Shut-Off...............................................................................115
Battery(ies) ..................................................................................115
Replacing the Battery(ies) ...........................................................115
Battery Replacement Instructions ...............................................115
Reset Key ....................................................................................115
REPAIR AND RETURN..................................................................116
WARRANTY ...................................................................................117
INDEX .............................................................................................119