User's Manual

Table Of Contents
August 7, 2003 6881096C72-A
3-6 Options and Accessories Installation: Remote-Mount Accessory Installations for W3 Model
9. Reconnect the P3 connector onto the remote cable assembly.
10. Secure all wires using tie straps or electrical tape to prevent damage or shorting.
3.4.1 MDC Emergency Pushbutton or Footswitch Installation for W3 with Remote
Cable Assembly
Mount the footswitch using the hardware that comes with the kit. Open the accessory cable
connector housing; remove the jumper wire. Connect the emergency switch wires to pins 2 and 8
(see
Figure 3-4). Close the connector housing; route the finished cable from the switch location to
the J3 connector location.
Figure 3-4. Emergency Switch Wiring Diagram for W3
3.4.2 Horn and Lights (External Alarms) Relays Installation for W3 with Remote
Cable Assembly
For installations that use the horn/lights option, select a suitable location for mounting (normally
under the dash) and, referring to
Figure 3-5, perform the following procedure:
NOTE: The handheld control head can have a horn or light option, but not both. Control wires for
either option should be connected to pins 12 and 4 of the accessory connector.
1. Horn Relay—Connect the relay contacts across the horn ring switch, typically found in the
steering column. Open the accessory cable connector and connect the two control wires
(male pins) into locations 12 and 4 of the connector.
2. Lights Relay—Connect the relay across the headlamp ON/OFF switch, typically found in the
steering column. Open the accessory cable connector and connect the two control wires
(male pins) into locations 3 and 4 of the accessory connector.
Figure 3-5. Horn/Light Wiring Diagram for W3
ACCESSORIES
CONNECTOR
PIN 2
PIN 8
123
4
56
7
8
11
12
1314
10 915
NOTE 1
SPST NORMALLY CLOSED
EMERGENCY SWITCH
NOTE 1: REMOVE BLACK JUMPER WIRE INSIDE
ACCESSORY CONNECTOR HOUSING.
INSERT WIRES FROM EMERGENCY SWITCH
DIG GND
EMER
123
4
56
7
8
11
12
1314
10 915
SWB+
VIP OUT 2 (LIGHTS)
VIP OUT 1 (HORN)
CONNECT
ACROSS HORN
RING SWITCH
CONNECT
ACROSS HEAD
LAMP SWITCH
SPST
N.O.
RELAY
12V COIL
12V COIL
VIP OUT 1
SWB+
VIP OUT 2
SPST
N.O.
RELAY
ACCESSORIES
CONNECTOR
PIN 12
PIN 4
PIN 3