Knudson KR Series Manual

9/27/2005 VERSION 4.0 1
KR-SERIES (KR-56A, KR-50A, KR-60A)
Gutter Forming Machines
GENERAL OPERATING AND MAINTENANCE INSTRUCTIONS
Knudson Mfg., Inc.
10401 W. 120th Ave.
Broomfield, CO 80021
USA
[phone] (tel) Version: 4.0
[phone] (fax) Date: 12/02

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Change Record Page:
Document: KR-SERIES Manual
Date Change Authorization
12/02 Updated with solidworks models MCD

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TABLE OF CONTENTS
1. PROFILE SPECIFICATIONS.......................................................................................4
2. MACHINE SPECIFICATIONS ..................................................................................14
3. TERMINOLOGY ........................................................................................................18
4. REQUIRED TOOLS AND EQUIPMENT..................................................................20
5. INSTALLATION ........................................................................................................21
6. SETUP AND OPERATION ........................................................................................25
7. ADJUSTMENT AND TROUBLESHOOTING..........................................................34
8. CHANGEOVER PROCEDURES ...............................................................................44
9. MACHINE MAINTENANCE.....................................................................................48
10. TRANSPORT AND MOVING .................................................................................50

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1. PROFILE SPECIFICATIONS
1.1. PROFILE SPECIFICATIONS
1.1.1. Profiles
Refer to the enclosed profile drawings at the end of this Section:
5-in K-Style OG Gutter with Straight Back (KR-50A, KR-56A)
5-in K-Style OG Gutter with Free Float Hook (KR-50A, KR-56A)
5-in K-Style OG Gutter with 1-in Flange (KR-50A, KR-56A)
6-in K-Style OG Gutter Straight Back (KR-60A, KR-56A)
6-in K-Style OG Gutter with Free Float Hook (KR-60A, KR-56A)
6-in K-Style OG Gutter with 1-in Flange (KR-60A, KR-56A)
6-in K-Style OG Gutter with 2-in Flange (KR-60A, KR-56A)
1.1.2. Material Types
Steel, Galvanized Steel, Pre-finished/Coated Steel
Aluminum, Coated Aluminum
Copper
1.1.3. Material Thickness
Steel - .015-in (.38mm) to .027-in (.68mm)
Aluminum - .023-in (.57mm) to .040-in (1.02mm)
Copper - 16oz (.53mm) to 20oz (.69mm)
1.1.4. Material Strength
STEEL
Maximum Tensile Strength = 48 ksi (330 MPa)
Maximum Yield Strength = 33 ksi (230 MPa)
(ASTM A611 Grade C or equivalent)
ALUMINUM/COPPER
Maximum Tensile Strength = 33-ksi (227-Mpa)
Maximum Yield Strength = 28-ksi (193-Mpa)
1.1.5. Strip Width (Stretch-Out)
11 ¾-in (298mm) to 12-in (304mm) [5-in profiles]
15-in (381mm) [6-in profiles]
1.1.6. Profile Dimensions
Refer to the enclosed profile drawings at the end of this Section. All shown dimensions are nominal profile
dimensions.

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