4080 User's Guide

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Irregular Hip/Valley and Jack Rafters –

Descending, with

On-center Spacing Maintained

...............................................62

Irregular Hip/Valley and Jack Rafters –

Ascending, with

Jacks Mating at Hip/Valley

......................................................64

Rake-Wall –

No Base

.................................................................66

Rake-Wall –

With Base

..............................................................67

ROOFING MATERIALS ................................................................68

Roof Covering –

Entering Pitch, Length and Width

..................68

Roof Covering –

Entering Rise, Run (No Pitch) and Area

.........69

STAIR LAYOUT EXAMPLES ........................................................70

Stair Layout Definitions..............................................................70

Stairs –

Given Only Floor-to-Floor Rise

.....................................72

Stairs –

Given Only the Run

......................................................74

Stairs –

Given Rise and Run

.....................................................75

Stairs –

Given Rise and Run, Using “Riser Limited” Function

for Code Restrictions

..............................................................76

Baluster Spacing........................................................................77

STUDS..........................................................................................78

BASIC D:M:S AND TRIGONOMETRY EXAMPLES.....................78

Converting Degrees:Minutes:Seconds ......................................78

Time Calculations Using D:M:S.................................................78

TRIGONOMETRIC FUNCTIONS..................................................79

Converting Percent Grade to D:M:S..........................................80

Converting Tangent/Pitch to Angle.............................................80

Converting Roof Angle in Degrees to Pitch in Inches................80

Angle –

Rise and Hypotenuse Known

.......................................81

APPENDIX A –

DEFAULT SETTINGS

............................................82

APPENDIX B –

PREFERENCE SETTINGS

....................................83

How to Set Preferences.............................................................86

Accessing Preference Settings..................................................86

APPENDIX C –

CARE INSTRUCTIONS

.........................................89

APPENDIX D –

IMPORTANT NOTES FOR OWNERS OF

PREVIOUS CONSTRUCTION MASTERS

..................................90

APPENDIX E –

ACCURACY/ERRORS, AUTO SHUT-OFF,

BATTERIES, RESET

....................................................................91

ACCURACY/ERRORS..................................................................91

Error Codes................................................................................91

AUTO SHUT-OFF .........................................................................91

BATTERIES...................................................................................92

Replacing the Battery(ies)..........................................................92

Battery Replacement Instructions..............................................92

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User's Guide - Page 7