Whelen M4FC400 User Manual

Automotive: li ghtheads, Automot ive: li ghtheads

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Page 1

Round Hole

Grommets

Mounting

Gasket

M4

Gasket

M4

Flange

8 X 1 PPHSMS

#8

Grommet

M4 Mounting Configuration

4.874"

2.686"

#8 X 1 PPHSMS

©2009 Whelen Engineering Company Inc.
Form No.14339 (080409)

Automotive:

Li

ghtheads

Installation Guide:

400 Series to M4 Series Flange Adapter

Model M4FC400

®

ENGINEERING COMPANY INC.

Internet: www.whelen.com
Sales e-mail: [email protected]
Canadian Sales e-mail: [email protected]
Customer Service e-mail: [email protected]

For warranty information regarding this product, visit www.whelen.com/warranty

51 Winthrop Road,

Chester, Connecticut 06412-0684

Phone: (860) 526-9504

Fax: (860) 526-4078

Installation:

1. Remove the existing 400 series lighthead and gasket from the mounting surface.

2. Mark the M4 flange mounting hole locations onto the

mounting surface either by using the flange as a
template or the measurements shown.

3. Drill four 1/4 inch mounting holes and insert the

four supplied #8 round hole grommets.

4. Insert the two #8 square grommets

into the flange and secure the
lighthead to the flange with
two #8 X 1” sheet metal
screws.

NOTE: Due to the mounting hole locations
for the M Series and the variety of lighthead
styles which may be replaced, cutting or
drilling may be required for the screws

going into the square grommets.

5. Secure the Flange and lighthead to the vehicle

with the 4 supplied #8 X 1” sheet metal screws
and round grommets you installed in step 3.

6. Extend the wires to your power source and

connect as shown in the lighthead manual

Round Hole

Grommets

Mounting

Gasket

M4

Gasket

M4

Flange

8 X 1 PPHSMS

#8

Grommet

M4 Mounting Configuration

4.874"

2.686"

#8 X 1 PPHSMS

©2009 Whelen Engineering Company Inc.
Form No.14339 (080409)

Automot

ive:

Li

ghtheads

Installation Guide:

400 Series to M4 Series Flange Adapter

Model M4FC400

®

ENGINEERING COMPANY INC.

Internet: www.whelen.com
Sales e-mail: [email protected]
Canadian Sales e-mail: [email protected]
Customer Service e-mail: [email protected]

For warranty information regarding this product, visit www.whelen.com/warranty

51 Winthrop Road,

Chester, Connecticut 06412-0684

Phone: (860) 526-9504

Fax: (860) 526-4078

Installation:

1. Remove the existing 400 series lighthead and gasket from the mounting surface.

2. Mark the M4 flange mounting hole locations onto the

mounting surface either by using the flange as a
template or the measurements shown.

3. Drill four 1/4 inch mounting holes and insert the

four supplied #8 round hole grommets.

4. Insert the two #8 square grommets

into the flange and secure the
lighthead to the flange with
two #8 X 1” sheet metal
screws.

NOTE: Due to the mounting hole locations
for the M Series and the variety of lighthead
styles which may be replaced, cutting or
drilling may be required for the screws

going into the square grommets.

5. Secure the Flange and lighthead to the vehicle

with the 4 supplied #8 X 1” sheet metal screws
and round grommets you installed in step 3.

6. Extend the wires to your power source and

connect as shown in the lighthead manual

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