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FLT-ELC-08 · Critical SEVERITY

Emergency Electrical FaultCape Town — 24/7

Electrical faults trip breakers, burn contacts, and can take your freezer room completely offline — or create a fire hazard.

FLT-ELC-08 Diagnostic Report

Electrical Fault — Symptoms, Causes & Repair

Warning Signs

SYM
  • Breaker tripping repeatedly on the freezer circuit
  • Burnt smell or discoloured contactor and wiring
  • Unit completely dead — no power to controls
  • Intermittent operation — runs then drops out
  • Sparking or arcing visible at the contactor

Root Causes

CAU
  • Pitted and welded contactor contacts
  • Overloaded circuit or undersized wiring
  • Failed start or run capacitor
  • Moisture ingress into control panel or junction boxes
  • Loose connections causing resistive heating

On-Site Diagnostics

DIA
  • Megger test motor windings to ground
  • Inspect and measure contactor contact resistance
  • Check circuit loading and breaker sizing
  • Test all capacitors for value and ESR
  • Thermal scan of connections under load for hotspots

Repair Procedure

FIX
  • Replace pitted or welded contactors
  • Tighten and re-terminate all connections to torque spec
  • Replace failed capacitors and damaged wiring
  • Seal control panels against moisture ingress
  • Verify breaker sizing and circuit protection
Emergency FAQ

Electrical Fault — Your Questions

Our target response time for electrical fault in Cape Town is 30–60 min. We run a 24/7 emergency desk and dispatch the nearest certified technician with the parts most likely needed for this fault already loaded.
24/7
069 268 0988