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Landice L7 Service Manual

Landice L7
120 pages
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L7/L8/L9 Treadmill
90 Series
Service Manual

Table of Contents

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Landice L7 Specifications

General IconGeneral
Motor4 HP continuous duty
Running Surface20" x 58"
User Capacity400 lbs
Incline Range0% to 15%
Deck Thickness1"
DisplayLCD
Speed Range0.5 - 12 mph
ProgramsVaries by console (e.g., preset programs, custom programs, heart rate control)

Summary

Safety Information

Grounding Instructions

Electrical Reference

Routine Maintenance

Adjustments

Drive Belt Tension

Instructions for checking and adjusting the drive belt tension.

Treadbelt Tensioning

Procedure for adjusting the treadbelt tension to prevent slippage.

Treadbelt Tracking

Steps to adjust the treadbelt for proper tracking and alignment.

Troubleshooting

Testing Drive Motor: Generation Test

Procedure to test the drive motor's voltage generation capability.

Testing Elevation Motor

Steps to test the elevation motor's input voltage and operation.

Testing Elevation Potentiometer

Procedure to test the elevation potentiometer for correct resistance readings.

Testing Motor Control Board

Verifying the functionality of PWM and SCR motor control boards.

Testing Speed Sensor

Procedure to verify the operation of the optical speed sensor.

ESI SCR: No power, Blown In-line Fuse

Troubleshooting flowchart for ESI SCR boards with no power or blown fuses.

ESI PWM: No power, Blown In-line Fuse

Troubleshooting flowchart for ESI PWM boards with no power or blown fuses.

ESI SCR: SAFETY SHUTDOWN: Loss of Speed Signal: Upper display lights but treadbelt does not move

Diagnosing loss of speed signal on ESI SCR boards where treadbelt does not move.

ESI PWM: SAFETY SHUTDOWN: Loss of Speed Signal: Upper display lights but treadbelt does not move

Diagnosing loss of speed signal on ESI PWM boards where treadbelt does not move.

PT4: Loss of Speed: Upper display lights, treadbelt moves, speed will not increase

Troubleshooting speed issues on PT4 models where treadbelt moves but speed is limited.

ESI SCR: Upper display fails to light when START is pressed.

Diagnosing why the upper display fails to light on ESI SCR models.

ESI PWM: Upper display fails to light when START is pressed.

Diagnosing why the upper display fails to light on ESI PWM models.

PT4: Calibration in Progress Message at Start Up

Resolving the 'Calibration in Progress' message during startup on PT4 models.

PT4 Displays Elevation Error Code: OFF

Troubleshooting the 'OFF' elevation error code on PT4 models.

ESI PWM: PO Error: Elevation System Failure

Diagnosing 'PO' error or elevation system failures on ESI PWM models.

Repair Procedures

Upper Control Panel

Procedure for removing and replacing the upper control panel assembly.

Lower Control Panel Electronics

Guidance for accessing and replacing components within the lower control panel.

Safety Switch Assembly Switch Replacement

Procedure for replacing the safety switch assembly and its components.

Speed Sensor

Procedure for removing and installing the speed sensor.

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