Siren - Horn Mode Switch

UP 048 REV 1

2010-02-05

SA-500 SIREN AMPLIFIER MODIFICATION

SERVICE BULLETIN

Page 1 of 1

AMBULANCE TYPE:

MX151D 2009

ISSUE

This bulletin is to inform owners of Demers Ambulances that a modification of the siren

amplifier mode is required as per BCAS requirement. When in Wail mode, activation of the

vehicle horn should toggle the siren to Yelp.

ACTION

Remove and open the siren amplifier cover. Change the dip switch setting as per the

attached documentation.

SERVICE PROCEDURE

Modification time: 0.2 hour / per vehicle

Complet

n the specified sheet. Forward order to

the Demers Customer Assistance Centre service department by fax at: 1-306-373-4144, by

email at:

or by phone at: 1-877-373-4464.

If you have any questions, contact our Demers Customer Assistance Centre service

department at following phone number 1-877-373-4464

and ask for John-Paul Thauberger.

You may also contact our authorized Demers Service Dealer (Knight Hill Automotive) by

fax at: 1-604-273-1848, by email at:

or by phone number at: 1-888-

546-8333.