Lit. No. 41298, Rev. 01 February 15, 2019
12
SYSTEM OVERVIEW
VEHICLE LIGHTING CHECK
1. Verify the operation of all vehicle front lighting
prior to connecting the snowplow harness.
2. Check the operation of the snowplow lights
with snowplow mounted to vehicle and all
harnesses connected.
Turn signals and parking lamps
Move vehicle headlamp switch to the parking
lamp "ON" position.
Parking lamps ON:
• Both vehicle and snowplow parking lamps
should be ON at the same time.
Driver-side turn signal ON:
• Both vehicle and snowplow driver-side turn
signal lamps should fl ash at the same time.
Passenger-side turn signal ON:
• Both vehicle and snowplow passenger-side
turn signal lamps should fl ash at the same
time.
Headlamps
Move vehicle headlamp switch to the "ON"
position. Connecting and disconnecting the
headlamp harness plug should switch between
vehicle and snowplow headlamps as follows:
Headlamp harness plug DISCONNECTED:
• Vehicle headlamps/parking lamps should be
ON.
• Snowplow headlamps/parking lamps should
be OFF.
Headlamp harness plug CONNECTED:
• Snowplow headlamps/parking lamps should
be ON.
• Vehicle headlamps should be OFF.
Dimmer switch should dim whichever
headlamps are operating. The high beam
indicator on the dash should light when either
set of headlamps is on high beam.
Daytime Running Lamps (DRLs)
for PN 29070-1:
With the dedicated DRLs on the truck turned
ON, the snowplow turn signals will turn ON.
If DRLs are in high or low beam fi lament when
the snowplow is attached, the corresponding
snowplow lamps will turn ON.
Joystick Control or Fish-Stik
®
Hand-Held
Control
The control indicator light should light whenever
the control ON/OFF switch and the ignition
(key) switches are both in the "ON" position.
The snowplow plugs do need to be connected
to the vehicle harness connectors.
3. Check aim of vehicle headlamps with
snowplow removed.
4. Connect all snowplow and vehicle harnesses.
Raise the snowplow and aim snowplow
headlamps according to the Snowplow
Headlamp Beam Aiming instructions included
with the headlamps and any state or local
regulations.
5. When the snowplow is removed from the
vehicle, install plug covers on the vehicle battery
cable and lighting harness. Insert the snowplow
battery cable and lighting harness into the cable
boot on the snowplow.
CAUTION
On 2-plug electrical systems, plug covers
shall be used whenever snowplow is
disconnected. Vehicle battery cable is
12V unfused source.