failure mode
FM-05: FM-05 SPEED WILL NOT VARY, SURGES, OR CUTS ERRATICALLY
Motor starts at no load but speed control is erratic, with dead zones, surging, or cutting out unexpectedly.
Diagnostisk oversigt
Motor starts at no load but speed control is erratic, with dead zones, surging, or cutting out unexpectedly.
Sandsynlige grundårsager
- Dirty or damaged trigger travel
- Battery contact is unstable under current
- Pack is depleted or in protection
- Switch, brush, or motor path is intermittent
Hurtige tjek
- Speed rises smoothly and predictably with trigger pressure.
Reparationsforhåndsvisning
1.
Dette er en forhåndsvisning af fejlfindingvejledningen, der er inkluderet i den fulde reparationsmanual.
Relaterede symptomer
At no load the motor starts, but speed has a dead band, surges, cuts out, or ignores trigger pressure.
At no load the motor starts, but speed has a dead band, 1. Remove the pack and dry-clean trigger, rails, terminals, and vents.
Inkluderet i den fulde manual
- root cause analysis
- tools needed
- step-by-step repair procedure
- diagrams
- exploded views
- post-repair checks
Offentlige sider viser kun en forhåndsvisning. Køb den fulde manual for at downloade komplette reparationstrin, diagrammer og verifikationsprocedurer.