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Revised September 13, 2013
1953 – 1955
Ford F100
Installation Manual

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Table of Contents
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Summary of Contents for Ford F100 1953

  • Page 1 Revised September 13, 2013 1953 – 1955 Ford F100 Installation Manual...
  • Page 2: Table Of Contents

    Revised September 13, 2013 TABLE OF CONTENTS Welcome from the Team at Classic Instruments! ..........3 Mount New Gauge Cluster ..................4 Wiring Diagrams ....................5 SN16 or SN16F Speedometer Signal ................5 ECM / PCM Speedometer Signal ................... 6 Vehicle Speed Sensor Speedometer Signal ..............
  • Page 3: Welcome From The Team At Classic Instruments

    Revised September 13, 2013 Welcome from the Team at Classic Instruments! Our congratulations and appreciation for your purchase of one of the finest quality sets of specialty instruments ever produced! Your instrument set has been conceived, designed, and manufactured by Classic Instruments, Inc. in the U.S.A. Each instrument has been tested and certified for accuracy and quality before packaging and shipping.
  • Page 4: Mount New Gauge Cluster

    Revised September 13, 2013 Mount New Gauge Cluster Remove old gauge cluster from dash. Install new gauge cluster from the back of the dash. It is secured to the dash using four bolts and one clamp. Insert a bolt through the front of the dash to the left and right of the gauge cluster.
  • Page 5: Wiring Diagrams

    Revised September 13, 2013 Wiring Diagrams SN16 or SN16F Speedometer Signal...
  • Page 6: Ecm / Pcm Speedometer Signal

    Revised September 13, 2013 ECM / PCM Speedometer Signal...
  • Page 7: Vehicle Speed Sensor Speedometer Signal

    Revised September 13, 2013 Vehicle Speed Sensor Speedometer Signal...
  • Page 8: Wiring The Instrument Cluster

    Revised September 13, 2013 Wiring the Instrument Cluster Speedometer & Tachometer Wiring Always disconnect the vehicle battery before wiring any gauge. Connect a +12VDC switched power source to the Pink wire of the speedo / tach harness. Connect a good chassis ground to the Black wire of the speedo / tach harness.
  • Page 9 Revised September 13, 2013 Ignition System Tachometer Signal Source Standard Points & Condenser Negative side of coil (usually marked “-“) System GM – HEI (High Energy Terminal marked “TACH” on coil side of Ignition) System distributor cap. TACH post on MSD box. If there isn’t a box, signal comes from negative side of coil.
  • Page 10: Circuit Board Connector Wiring

    Revised September 13, 2013 Circuit Board Connector Wiring Always disconnect the vehicle battery before wiring any gauge. Connect dash light power (use of an LED dimmer is recommended) to position 1 of the circuit board connector plug. Connect the high beam indicator power to position 2 of the circuit board connector plug.
  • Page 11 Revised September 13, 2013 Ring Terminal Lock Washer To position 6 of circuit board connector plug. Washer Signal Wire Oil Pressure Sender [SN52] 45° Elbow Do not use teflon tape on the oil pressure Entension sender or extension threads because this interferes with the sender's ground connection.
  • Page 12: Fuel Level Sender Installation

    Revised September 13, 2013 Fuel Level Sender Installation ADJUSTABLE FUEL LEVEL SENDER KIT SN35 (240Ω-33Ω), SN36 (0Ω -30Ω), SN38 (0Ω -90Ω), SN39 (75Ω -10Ω) & SN40 (10Ω -180Ω) A = Tank Depth , B = Float Pivot Depth , C = Float Arm Length (Dimensions in Inches) 12.0 18.0...
  • Page 13 Revised September 13, 2013 I. Measure depth of the fuel tank. Locate this dimension in Column “A’’ of Table 1. Column “B” shows the length from the underside of the sender flange to the center of the float pivot. Column “C’’ shows distance from the center of the float pivot to the center of the float.
  • Page 14 Revised September 13, 2013 III. For tank depths of 16’’ to 21’’ no disassembly of the sender bracket is necessary. 1. Loosen two screws “d’’ and adjust the plastic housing up or down until the proper dimension from Table 1 is obtained, then retighten screws securely.
  • Page 15: Calibrate The Speedometer & Tachometer

    Revised September 13, 2013 Calibrate the Speedometer & Tachometer Speedometer / Tachometer Setup Option Menu Tach Pointer Setup Option Description Location 1000 RPM Tachometer Cylinder Sets number of cylinders. Setup 2000 RPM Tachometer Signal Selects between 5V and 12V tachometer Type signal.
  • Page 16: Tachometer Setup

    Revised September 13, 2013 Tachometer Setup: 6 CYL. 8 CYL. Cylinder Select: 4 CYL. Tap the pushbutton until the tachometer points to 1000 RPM (tachometer cylinder setup option). Fig. 3 Press and hold (4 seconds) the pushbutton to enter the tachometer cylinder setup mode.
  • Page 17: Tachometer Signal Type

    Revised September 13, 2013 Tachometer Signal Type: Tap the pushbutton until the tachometer points to 2000 RPM (tachometer signal type option). Fig. 5 Press and hold (4 seconds) the pushbutton to enter the tachometer signal type mode. The speedometer will point to the current setting (50 MPH for 5V signal or 120 MPH for 12V signal).
  • Page 18: Speedometer Setup

    Revised September 13, 2013 Speedometer Setup: There are two ways to calibrate the speedometer. Speed auto calibrate (using an exact marked mile) and real-time speed adjust (manually adjust speed up or down). It is recommended you use the speed auto calibrate option first and then make any fine tune adjustments using the real-time speed adjust option.
  • Page 19: Real-Time Speed Adjust

    Revised September 13, 2013 Real-Time Speed Adjust: Tap the pushbutton until the tachometer points to 4000 RPM (real-time speed adjust option). Fig. 9 Press and hold (4 seconds) the pushbutton to enter the real- time speed adjust mode. Begin driving the vehicle at a steady known speed (using a GPS or pacing another vehicle).

This manual is also suitable for:

F100 1954F100 1955

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