Installation – Whelen SA31I01P User Manual
Page 2
Page 2
Navistar Underpro Assembly
Passenger Side - 01-0883699-01
Navistar Underpro Assembly
Driver Side - 01-0883699-00
Installation
1.
Determine whether the Underpro is to be mounted on
the passenger or driver side of the vehicle bumper.
Note: An Underpro can be made to fit either the
passenger- or driver-side by removing and
inverting (flipping) the mounting bracket.
2.
Align mounting bracket with bumper holes as shown.
Secure the assembly firmly to the bumper using the
hardware provided.
3.
Extend the siren wires to your siren amplifier and
connect as per its instructions..
Navistar Mounting Bracket
P/N 07-283615-023
Adhesive Backed Gasket
P/N 38-0222065-00
Underpro Horn
P/N 11-583670-002
¼” Internal Tooth
Lock Washer
¼ - 20 x 1” Socket Head
SS Bolt
100W Driver
P/N 43-0263147-00
Driver Mount Spacer
P/N 20-0042800-00
3/8 - 16
Elastic Stop Nut
3/8” Flat Washer
3/8 - 16 x 1¼ “
Hex Bolt