Derale Performance Adjustable Electric Fan Controller, 3__8" NPT Thread In Probe - Manual

16749-InstructionSheet
Derale Performance, Los Angeles, CA 800.421.6288 www.derale.com
INSTALLATION INSTRUCTIONS
ADJUSTABLE ELECTRIC FAN CONTROLLER
PART # 16749
KIT CONTENTS
QTY. DESCRIPTION
1 Fan Control Module
1 40/60 Amp Relay
1 Wire harness with
3/8” NPT Thread-in Probe
1 5’ 12Ga. Red Wire
3 #10 Sheet Metal Screws
QTY. DESCRIPTION
2 Blue Butt Connectors
1 Blue 5/16” Ring Terminal
1 Blue #10 Ring Terminal
1 Blue Wire Tap Connector
1 Red Butt Connectors
4 4” Wire Ties
Please read these instructions completely before beginning installation
TOOLS NEEDED
Drill
5/32” Drill Bit
Teflon Tape
12V Test Light
Standard Screw Driver or a
5/16” Nut Driver
Standard Screw Driver
(1/8” wide blade)
Wire Stripper
Wire Crimping Tool
3/4” Open End Wrench
CONTROL MODULE INSTALLATION
1. Choose a convenient location, preferably along the vehicles core
support near the battery. Take in consideration probe placement and
wire routing requirements. Avoid mounting near HOT engine
components or a location that would be in direct contact with water
or road debris.
2. Using the module as a template, mark and drill two 5/32” holes in the
proper location.
3. Using the two #10 sheet metal screws supplied, secure the unit in
place.
This unit is designed to control up to 2 electric
fans with a combined
If fans exceed 25 amps
combined, we recommend installing one controller
per electric fan.
MAXIMUM DRAW OF 25
CONTINUOUS AMPS.
THERMOSTAT PROBE INSTALLATION
Placement:
Installation:
Note:
Locate a 3/8” NPT port either on the radiator, waterneck,
intake manifold or cylinder heads.
Using Teflon Tape or suitable sealant, thread-in the 3/8”
NPT probe into the desired port. Be careful not to over
tighten.
Probe wires can be lengthened if necessary. When lengthening
wires always use good quality wire and connections to assure
proper function.
Diagram #1
Adjustment
Screw
Rubber
Adjustment
Plug
Screwdriver
Wire Harness
Connection
Adjustment Range 150°F to 240°F
WIRING
Before starting, disconnect the Negative (-) cable on the vehicles battery.
Plug in the wire harness into the fan control Module.
Using the electrical connectors and wire ties provided, follow the
instructions below.
Using the Blue 5/16” Ring Terminal provided, attach one end of the Red
loose wire to the vehicles Positive (+) terminal on the battery.
Using the Blue Butt Connector provided, attach the other end of the
loose Red wire to the Positive (+) lead on the electric fan.
(See Diagram #3 on reverse side)
Red (Loose wire): Positive (+) Battery to Positive (+) Fan Lead
Red (Fused Harness wire): To Negative (-) Electric Fan Lead
40/60 Amp Relay
3/8” NPT
Brass Probe
3/8” NPT
Brass Probe
Diagram #2
Control
Module
(Wiring Continues on reverse side)
Using the Blue #10 Butt Connector provided, attach the Red wire to the Negative (-) lead on the electric fan. If you are
running two small electric fans, the total continuous amperage cannot exceed 25 amps. The Red wire can be connected in
parallel to both Negative (-) fan leads.
Using the Blue Ring Terminal provided, attach the black wire to a good chassis ground.
Using the Red Butt Connector provided, attach the yellow wire to a positive (+) switched ignition source.
Black Wire: Chassis Ground (-)
Yellow Wire: Switched Ignition source
This unit utilizes a GROUND switching circuit.
The unit will activate the Electric Fan(s) at one set temperature.
It is not designed to have two activating temperature set points.
Please read instructions carefully to insure proper installation.
IMPORTANT WARNING