STS Solar Tech Support — Pylontech Problems Redirect

Diagnostics, Design & Inspection

Remote Solar Diagnostic Fault identified in 30 min — from £75 Solar System Health Check Full system audit — £145 Independent Inspection Written report for disputes or pre-purchase Post-Install Snag Inspection Independent check after your installer leaves Independent System Design Before you buy — aerial design + spec from £245 Quote Sense Check Got a quote? Independent red-flag review — from £75

Repair & Recovery

Solar System Repair On-site repair — from £245 Emergency Repair Same-day response — £295–£449 Inverter Replacement Supply, fit, and commission System Recovery Total failure triage — from £75 Solar Decommission Full system removal + paperwork — from £695 Remove & Reinstall For roof works — coordinated with your roofer — from £1,395

Accounts & Ongoing

Monitoring Transfer Transfer portal access — £75 Warranty Claim Support Manufacturer escalation — £75 Annual Maintenance Yearly service — from £195 DNO Export Application G98 & G99 submissions Solar Health Plan Ongoing monitoring & annual check

Commercial

Commercial O&M Maintenance from £995/year Operations & Maintenance Annual contracts & monitoring Emergency Repair Same-day remote triage System Takeover Change O&M provider Independent Audit Performance assessment

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Battery Issues

Battery Not Charging Solar or overnight charge failure Battery Not Discharging Full battery but importing grid Battery Communication Fault CAN/BMS errors between inverter and battery No Backup During Power Cut EPS not activating

Inverter & Production

Inverter Not Turning On Blank display or no response Inverter Red Light Fault indicator active System Not Producing Zero generation despite sun System Underperforming Lower output than expected

Grid, Export & Connectivity

Grid Overvoltage Inverter limiting or shutting down Export Limit Issues CT clamp or DNO configuration CT Clamp Installed Wrong Inverted readings, backwards behaviour Monitoring Offline Portal or app not updating WiFi Not Connecting Dongle or inverter connectivity

Payments & Export

FIT Payments Stopped Feed-in tariff missing or late Not Being Paid for Export SEG or deemed export issues SEG Registration Issues Application rejected or stalled Post-Install Snagging Issues found after installation Off-Grid Not Charging MPPT, battery bank & controller faults

View all problems →Full triage guide →

Battery & Storage

Add Battery to Solar-Only System Retrofit storage to existing panels Add an Extra Battery Expand your storage capacity GivEnergy Battery Expansion Add a second GivEnergy unit

Power & Protection

EPS / Backup Power Installation Emergency power supply for outages Inverter Replacement Upgrade to a modern hybrid inverter

Protection

Solar Panel Bird Mesh Pigeon-proof your array

View all upgrades →

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