King CWR400-80 Installation guide

INSTALLATION AND MAINTENANCE

THANK YOU

Table of Contents .......................................................................

2

Safety Information .....................................................................

2

Limited Warranty And Liability

.................................................

3

Pre-installation Planning & Information ...................................

3

Roof, Gutter & Downspout Material Requirements ..................

4

Electrical Requirements ................................................................

4

Materials Needed For Installation ............................................

6

Installing The Cable ...................................................................

7

Maintenance And Operation Of The Cable ................................

16

Removing The Cable For Roof Repair

.......................................

16

Appendix A: Estimating The Cable Length You Need ...............

16

NOTICES:

NEVER:

.

℉

℃

ALWAYS:

WARNING:

Safety Information

Table of Contents

A.

The Purpose of the Heating Cable

B.

Who Should Install This Heating

C.

When to Install the Cable

PRE-INSTALLATION PLANNING & INFORMATION

LIMITED WARRANTY AND LIABILITY

D. Determining Where the Cable Should Be Installed

E. The Heating Cable Length Checking Should be Installed

This kit is only designed for use on:

N

:

ELECTRICAL REQUIREMENTS

WARNI

G:

ROOF, GUTTER & DOWNSPOUT MATERIAL REQUIREMENTS

PRE-INSTALLATION PLANNING & INFORMATION

Table1 Required Amps Based on Product Model

CatalogNumber

Required Amps

ELECTRICAL REQUIREMENTS (continued)

A. CWR KIT MATERIALS

B. Additional Tools and Materials Required

MATERIALS NEEDED FOR INSTALLATION

A. PLANNING YOUR CABLE INSTALLATION

Pattern for the roofline:

Planning the layout or pattern on the roof.

WHERE TO START:

WARNING:

INSTALLING THE CABLE

Pattern for skylights:

Pattern for valleys:

Overhang

Triangle Height

Pattern for dormers:

INSTALLING THE CABLE (continued)

Installation techniques for other special roof areas:

About the number of the cables.

The cable shortage or excess.

Installation technique in the gutters and downspouts:

INSTALLING THE CABLE (continued)

B. PROPER HANDLING & CARE OF THE CABLE

C. TESTING THE CABLE

D. PREPARE YOUR ROOF, GUTTERS &

DOWNSPOUTS

Attaching the cable with clips and cable spacers.

E. ATTACHING THE CABLE

Attaching the cable at the starting point.

At bottoms of triangles along edge of roof

INSTALLING THE CABLE (continued)

Along the rise of large triangles

Around dormers

INSTALLING THE CABLE (continued)

Near skylights

Up and down valleys

Installing the cable in the gutter using cable spacers.

INSTALLING THE CABLE (continued)

Installing the cable in downspouts using cable spacers

INSTALLING THE CABLE (continued)

F. FINAL INSTALLATION STEPS

WARNING:

INSTALLING THE CABLE (continued)

A. PRE-SEASON VERIFICATION

C. CHECKING OPERATION AND CONDITION

OF CABLE

Figure 24. Forming a drip loop near the starting point.

B. TURNING THE CABLE ON AND OFF

D. RESETTING CIRCUIT

BREAKER/REPLACEING BLOWN FUSE

MAINTENANCE AND OPERATION OF THE CABLE

E. OFF-SEASON USE

.

A. FOR TYPICAL APPLICATION

APPENDIX A: ESTIMATING THE CABLE LENGTH YOU NEED

REMOVING THE CABLE FOR ROOF REPAIR

MAINTENANCE AND OPERATION OF THE CABLE (continued)

Table B-1 Cable Length Estimation Formula for Typical Roof

Applications

Area

What to measure

How to calculate

Table B-2 Overhang Multiplier

ROOF

Less than

12 in.

OVERHANG

Less than

30 cm

Multiplier

For roof with gutter

4.0

Multiplier

For roof without gutter

3.0

Table B-3

De-Icing

Kits

Catalog Number

Length

Ft.

M

B. FOR ICING SUTUATION IN THE GUTTER ONLY

APPENDIX A:

ESTIMATING THE CABLE LENGTH YOU NEED (continued)

Table B-4 Cable Needed for Gutter Only Ice Situations

Area

How to Calculate

C. FOR ROOFS WITH SPECIAL ROOF AREA APPLICATIONS

Table B-5 Cable Length Estimation Formula for a Roof with Special Roof Areas

Area

Whattomeasure

How to calculate

D

C

G

F

B

E

Figure B-3. Roof Measurements

APPENDIX A:

ESTIMATING THE CABLE LENGTH YOU NEED (continued)

Table B-6 Special Roof Area Multiplier

Multiplier

D. EXAMPLE #1 – EXAMPLE OF TYPICAL ESTIMATION

.

E. EXAMPLE #2 – EXAMPLE OF SPECIAL ROOF AREA ESTIMATION

APPENDIX A:

ESTIMATING THE CABLE LENGTH YOU NEED (continued)

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