Davies Craig 8020 Instructions Manual

Ewp & fan digital controller

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Part No. 8020 - EWP
FOR INSTALLATION OF DAVIES, CRAIG DIGITAL CONTROLLER FOR USE WITH THE EWP
WATER PUMP), OR ELECTRIC FAN AND EBP (ELECTRIC BOOSTER PUMP).
Congratulations on your purchase of the Davies, Craig EWP
®
operation of the EWP
switching your Thermatic
The Digital Controller works best with the removal of the engine thermostat. The Controller has a push-button
on the control panel which adjusts the target temperature (set point). Generally, higher engine temperatures will
give improved fuel efficiency and lower temperatures more power, but it is recommended that engine
operational temperatures be checked with the manufacturer. In combination with a Davies, Craig Thermatic
®
Fan
, the temperature of the whole cooling system can be set to the temperature you want. The Digital
Controller will run the EWP
This controller is only suitable for 12V negative earthed electrical systems.
PLEASE READ THESE INSTRUCTION IN THEIR ENTIRETY BEFORE YOU START WORK
KIT CONTENTS:
Refer Figure 1:
Item No.
Part
Description
No.
1.
8120 EWP Digital Controller
Assembly
2.
8411 Wiring Harness
(Includes 10Amp Fuse)
3.
8414 Sensor Assembly
4.
0613 Self Tapping Screw
5.
0415 In-Line Adaptor
6.
8512 Hose Clamps
7.
0574 Ring Terminal
8.
8510 Rubber Sleeves
Not
8920 Installation Instructions
Shown
Not
8921 Sensor Installation
Shown
Instructions
P/NO: 8920
®
& FAN DIGITAL CONTROLLER INSTRUCTIONS
/ EBP by varying the pump speed in response to the temperature of the engine and by
®
Fan on and off.
®
after ignition shutdown to eliminate heat soak, and cool down the engine evenly.
Qty
1
1
1
4
1
2
1
2
1
1
77 Taras Avenue
P.O. Box 363
Altona North
Vic 3025 Australia
Phone: +61(0)3 9369 1234
Fax:
+61(0)3 9369 3456
Email: info@daviescraig.com.au
Web: www.daviescraig.com.au
®
& Fan Digital Controller, designed to regulate the
8
Figure 1: EWP
®
& Fan Digital Controller - Hardware components.
1
7
5
6
4
(ELECTRIC
®
2
3
Page 1 of 8

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Summary of Contents for Davies Craig 8020

  • Page 1 Vic 3025 Australia Phone: +61(0)3 9369 1234 Fax: +61(0)3 9369 3456 Email: info@daviescraig.com.au Web: www.daviescraig.com.au Part No. 8020 - EWP ® & FAN DIGITAL CONTROLLER INSTRUCTIONS FOR INSTALLATION OF DAVIES, CRAIG DIGITAL CONTROLLER FOR USE WITH THE EWP (ELECTRIC ®...
  • Page 2: Passenger Compartment

    INSTALLING THE EWP ® & FAN DIGITAL CONTROLLER (Refer Figure 2 below) Do not begin the installation of the EWP ® & Fan Digital Controller prior to the EWP ® being installed. Refer to the EWP ® Installation Instructions for details. Note: Wiring provided with EWP ®...
  • Page 3: Controller Operation

    INSTALLING EWP & FAN DIGITAL CONTROLLER SENSOR ® There are two installation methods available: a) IN-THERMOSTAT HOUSING METHOD (Refer to separate instruction sheet) b) IN-LINE ADAPTOR METHOD (Preferred - Refer to separate instruction sheet) BLEEDING THE COOLING SYSTEM 1. Fill the cooling system with appropriate coolant. 2.
  • Page 4: Led Display

    SET BUTTON TEMPERATURE LED’s POWER LED FAN LED TEST LED Figure 4: Controller EWP LED LED DISPLAY: The following identifies each LED and its operational status: TEMP LED (GREEN): = Sensor temperature is below 75ºC/165°F. FLASHING 75ºC/165°F LED = ACTUAL sensor temperature. PWR LED (AMBER): ON = The controller has power.
  • Page 5: Controller Instructions

    For your convenience, brief operating instructions are available on the reverse side of the controller. Davies Craig Thermatic FanWiring to the Digital Controller Please follow the below instructions 1&2 if you are using the wiring loom provided with Davies Craig Thermatic Fan.
  • Page 6: Installation Recommendations

    CONTROLLER FOR FAN ONLY CONNECTION The Davies, Craig Digital Controller is programmed to earth the electric fan relay at 3°C above the target set point. The Controller will run the fan until the coolant temperature is below the target point. To enable fan only control without using an Electric Water Pump, connect the supplied remote LED to the controller wires labelled “PUMP”...
  • Page 7 P/NO: 8920 Page 7 of 8...
  • Page 8: Warranty

    CAUTIONS  Engine temperature must be monitored closely at all times but especially immediately after installation and until pump operation and capacity have been proved.  Do not use the vehicle’s engine management system or wiring connected to the vehicle’s engine management system as an ignition source because it may cause failure of the management system and/or the electrical system.

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