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Summary of Contents for Alto 114RS
- Page 1 AMERICAN-LINCOLN TECHNOLOGY 114RS SWEEPER Electrical ISO 9001 Troubleshooting Guide ® FILE A2287 Beginning with Serial No. 350002 Part No. 2-86-00186 1996 American-Lincoln Technology® Printed in the USA...
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Page 2: Table Of Contents
TABLE OF CONTENTS CAUTION & GENERAL STATEMENT ....................1-2 MOTOR CONTROLLER ......................... 1-3 DRIVE MOTOR CIRCUIT ........................1-4 FOOT PEDAL POTENTIOMETER ......................1-5 VACUUM MOTOR ..........................1-6 BROOM CIRCUIT ..........................1-7 SIDE BROOM CIRCUIT ......................... 1-8 HORN, HOUR AND CONDITION METER CIRCUITS ................1-9 SHAKER MOTOR CIRCUIT ........................ -
Page 3: Caution & General Statement
CAUTION & GENERAL STATEMENT ELECTRICAL TROUBLE SHOOTING GUIDE 114RS SWEEPER CAUTION STATEMENT As with all electrical equipment, caution is essential when troubleshooting. Remove all watches, rings and jewelry before proceeding. Take precautions when conducting power checks. Take time needed to place meter leads correctly so as not to short to nearby terminals and/or electrical connections. -
Page 4: Motor Controller
MOTOR CONTROLLER MOTOR CONTROLLER Verify there is battery voltage at the controller by checking B+ and B-. Place (+) meter lead on B+ and (-) meter lead on B-. If no voltage is present, check the battery voltage and all associated wiring Turn off power. -
Page 5: Drive Motor Circuit
DRIVE MOTOR CIRCUIT DRIVE MOTOR CIRCUIT Conditions necessary for circuit to work: 1. Battery voltage. 2. Key switch on. 3. CB-1 & CB-6 closed. 4. Solenoid 1A closed. 5. Battery voltage on controller (See Controller). If the wiring is good and all voltages are present, check the wiring back to the drive motor (wires #13 & #14). -
Page 6: Foot Pedal Potentiometer
FOOT PEDAL POTENTIOMETER FOOT PEDAL POTENTIOMETER Turn off power and remove the foot pedal assembly. Disconnect all three wires from the harness. Connect the OHM meter set to read at least 5K OHMs. Connect the meter leads between the terminals on the potentiometer as shown. - Page 7 VACUUM CIRCUIT VACUUM CIRCUIT Conditions necessary for circuit to work: 1. Battery voltage. 2. Key switch on. 3. CB-3 & CB-5 closed. 4. Solenoid 3A closed. 5. Broom switch closed. 6. Wet sweep by pass switch closed. Check for battery voltage at the vacuum motor (wire #5A) and for continuity on wire #7K back to the battery (-).
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Page 8: Broom Circuit
BROOM CIRCUIT BROOM CIRCUIT Conditions necessary for circuit to work: 1. Battery voltage. 2. Key switch on. 3. CB-2 & CB-5 closed. 4. Broom switch closed. 5. Solenoid 2A closed. Check for battery voltage at the broom motor (wire #8) and for continuity on wire #7E back to the battery (-). -
Page 9: Side Broom Circuit
SIDE BROOMS CIRCUIT SIDE BROOMS CIRCUIT Conditions necessary for circuit to work: 1. Battery voltage. 2. Key switch on. 3. CB-4 & CB-5 closed. 4. Broom & side broom switches closed. 5. Solenoid 4A closed. Check for battery voltage at the broom motors (wires #22 & #22A) and for continuity on wires #7H & #7J back to the battery (-). -
Page 10: Horn, Hour And Condition Meter Circuits
HORN, HOUR AND CONDITION METER CIRCUITS HORN, HOUR AND CONDITION METER CIRCUITS Conditions necessary for circuits to work: 1. Battery voltage. 2. Key switch on. 3. CB-5 closed. 4. Horn button depressed (for horn only). Start at the item that does not work and take battery voltage readings as well as check (-) side back to battery (-). -
Page 11: Shaker Motor Circuit
SHAKER MOTOR CIRCUIT SHAKER MOTOR CIRCUIT Conditions necessary for circuit to work: 1. Battery voltage. 2. Key switch closed. 3. CB-7 closed. 4. Shaker motor switch closed. Start at the shaker motor (wires #15 & #7F). Place (+) meter lead on wire #15 and the (-) meter lead on wire #7F.
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