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Service work means opening live-capable equipment someone else installed. The order below keeps you safe and your tickets clean. Do not improvise the sequence.
Isolation before everything. Both Kent platforms stay energized from PV and battery even after the grid breaker is open. Follow the full Isolation & Shutdown sequence — battery-first OFF, five-minute discharge wait — before touching any internal wiring.

Before your first ticket

Complete these four steps before your first Kent service visit. They are not optional background reading — they define what you may and may not do on site.
1

Isolation and Shutdown — word for word

Read Isolation & Shutdown in full. Both platforms power OFF battery-first and require a five-minute discharge wait before any cover opens. Skipping the wait is where equipment damage and personal injury happen.
2

Know what you may not touch

Read Authorized-Only Actions. Grid-protection trip points, firmware, battery internals, and advanced-menu passwords are gated — adjusting them without authorization voids the warranty and can end partner accreditation.
3

Environment pages

Half of all “inverter faults” in summer are siting faults. Read Heat, Sun & Ventilation so you can spot a thermally stressed installation at a glance and log it properly.
4

Troubleshooting flows

Symptom-based flows — battery not charging, backup not working, comm faults, and more — are in the Troubleshooting section. Work them alongside the platform display codes and the commissioning checklists.

Every service visit, in order

Run this sequence on every visit, whether it is a fault call or a scheduled check.
  1. Talk, then look. Get the symptom history and any display message from the customer before you touch the unit. The display code is evidence — you want it unmodified.
  2. Photograph the display before changing anything. The code or alarm screen is your before-state record.
  3. Isolate correctly if you must open anything. Never shortcut the battery-first shutdown or the five-minute discharge wait.
  4. Verify siting while you are on site. Check clearances, sun exposure, and gland seals — log any deviations even if they are not the immediate fault.
  5. Record every change. Every setting before and after, in the ticket. No undocumented adjustments.
If the display was already cleared when you arrive, ask the customer what it showed and record their description verbatim in the ticket. Even a rough description narrows the fault tree significantly.

Common mistakes

Repeated restarts erase the fault history from the display. Read and photograph the code first, then decide whether a restart is warranted. A cleared fault that returns is a deeper problem you now have less information to solve.
A unit cooked by direct afternoon sun will fault again next week. Treat the symptom and log the cause — derating from poor siting, inadequate clearance, blocked ventilation — and document the recommended remediation in the ticket.
Over/under-voltage and frequency protection values move only with utility consent and explicit Kent instruction. Changing them to silence a trip is a compliance breach, not a fix. Escalate nuisance-tripping faults through the proper channel.