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Murphy Automatic Engine Controller A88 manual

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Table of contents for the manual

  • Page 1

    AUTOMA TIC ENGINE CONTROLLERS MODELS A88 AND A88-F INST ALLA TION MANUAL A88-8916N Revised 01-97 Section 40 (00-02-0196) ®[...]

  • Page 2

    T ABLE OF CONTENTS SECTION P AGE I INTRODUCTION 1 II SPECIFICA TIONS 1 IIA Power Requirements 1 IIB Input Requirements 1 IIC Output Ratings 1 III FRONT P ANEL DESCRIPTION 2 IIIA Description of LED Callouts 3 IIIB Description of AOT Switch, Crank Disconnect Control & Rest/Crank T ime Control 3 IV OPTIONAL HOOKUPS 4 V OPERA TION 5 LIST OF ILLUSTR[...]

  • Page 3

    WARNING BEFORE BEGINNING INST ALLA TION OF THIS MURPHY PRODUCT ✔ Disconnect all electrical power to the machine. ✔ Make sure the machine cannot operate during installation. ✔ Follow all safety warnings of the machine manufacturer . ✔ Read and follow all installation instructions.[...]

  • Page 4

    A. The Automatic Engine Controller , Model A88 and A88-F is designed to automatically start, monitor and stop electric start engines. The A88 comes in an all-weather case with a 5 foot cable and a plug for connection. The A88-F is the same system, but housed in a panel-mount case with terminals on back for connecting. B. Features 1. Has a self-cont[...]

  • Page 5

    SECTION III: FRONT P ANEL DESCRIPTION 20s 15s 10s 5s CRANK AND REST TIME PICK UP PRESENT CRANK CRANK DISCONNECT IGNITION ON CRANK DISCONNECT OVER CRANK ENGINE TEMP. CHOKE OIL PRESSURE AUTO OFF TEST CRANK AND REST TIME IGNITION ON PICK UP PRESENT CRANK CRANK DISCONNECT CRANK DISCONNECT 20s 15s 10s 5s CHOKE OVER CRANK OIL PRESSURE ENGINE TEMP. AUTO O[...]

  • Page 6

    FRONT P ANEL DESCRIPTION Along with each description, an attempt has been made to clarify output and input connections according to their functions and terminals or wire color . A. Description of LED Callouts 1. IGNITION The ignition LED will come on when the system receives a signal to start. If the alarm before start is used, this ignition LED wi[...]

  • Page 7

    In this section the terms Sink and Source are used. Sink: This terms refers to an output that switches to ground to do work. Source: This term will be used to refer to an output that is switched to positive to do work. 1. CHOKE T o use this feature, connect the choke or compression release solenoid to the battery positive and then to the terminal o[...]

  • Page 8

    Refer to Diagrams 1 and 3: Basic Wiring Hookup for correct connections to your engine. Diagram 2 shows wire colors that correspond to the A88 plug and hookup wire, in the event of two colors the first color is the primary color and the other is a tracer color . Diagram 4 identifies the A88-F wiring terminals. Step No. 1, Pickup: Determine the type [...]

  • Page 9

    123 Grey Blue White/Black Green White/Red White/Brown Yellow Brown Green/White Brown/White Grey/White Red/White White White/Orange White/Yellow Violet/White Orange Red/White ground for 5 seconds Alarm On Start Connect SPST For Momentary Type Operation Close to Run Open to Stop Ignition Connection Breaker Type, 6 amp max Ignition Connection CDI Type[...]

  • Page 10

    7 Pin 1-wire-Wht/Blk: Breaker ignition I/P Pin 2-wire-Green: Vacuum switch I/P Pin 3-wire-Viol/Wht: Grnd for time delay I/P Pin 4-wire-Grey: Magnetic pickup I/P Pin 5-wire-Blue: Tach alternator I/P Pin 6-wire-Violet: Choke (sink) O/P Pin 7-wire-Wht/Red: Crank (sink) O/P Pin 8-wire-Yellow: Engine running (sink) O/P Pin 9-wire-Grn/Wht: Start I/P Pin [...]

  • Page 11

    8 123 6 7 5 8 2 1 18 20 4 17 16 15 23 21 22 9 19 Ground for 5 seconds Alarm On Start Connect SPST For Momentary T ype Operation Close to Run Open to Stop Ignition Connection Breaker T ype, 6 amp max Ignition Connection CDI T ype 6 amp max Ground to Kill Stop 16 No Connection Ground for 5 seconds Alarm On Start V acuum Switch Solenoid Switched to Gr[...]

  • Page 12

    Terminal 1: Crank (source) Diagram 4: A88-F Wiring Terminals Terminal 2: Crank (sink) Terminal 3: Choke (sink) Terminal 4: Start I/P Terminal 5: Breaker ignition I/P Terminal 6: Magnetic pickup I/P Terminal 21: Common Terminal 22: Normally Closed (N.C.) Terminal 23: Normally Open (N.O.) Terminal 24: No Connection Terminal 25: Negative (–) Termina[...]

  • Page 13

    Fuel V alve Start Float Switch 100 1/2 W Ignition N.O. Battery Pos. Ground Pickup Oil Level Switch Crank Diagram 5: A88/A88-F Wiring for Honda Generator Green Y ellow Ground for Alarm Before Start IN4005 Oil Press. Shutdown Grey/White Brown/White Stop White/Y ellow White/Brown Black Blue Red Black/White White Red/White Ignition N.C. Green/White A88[...]

  • Page 14

    100 1/2 W Diagram 6: A88/A88-F Wiring for Honda Generator White Black Blue Red 18 ga White/Brown Grey/White Red/White Red/White A88 White/Orange 23 25 7 26 1 16 11 4 12 15 21 or A88-F E IG BA T LO ST Combination Switch Brown/White Grey/White Red/White 17 T o Y ellow/Red (OIL) T o Y ellow/Grn (TEMP) Closed to Start Open to Stop Connect Black/Red Whi[...]