Toshiba P26-01

Critical

SMMS / SMMS-e — G-Tr (IGBT) short-circuit protection — compressor 1.

Toshiba P26-01: G-Tr (IGBT) short-circuit protection — compressor 1. This fault typically halts operation and needs immediate attention.

Possible causes

Compressor 1 earth short / IGBT module faulty.

Check steps

Power off: measure compressor 1 insulation (megger) & IPDU.

Affected parts

IPDU
Verdichter 1

Safety note

High voltage! Let capacitors discharge before work.

Source: Toshiba resmi servis kılavuzu — Confirmed verbatim on PDF page 8: 'P26 G-TR shortcircuit protection error'. No -01 suffix documented (base code only).

Reviewed by Anıl Güzeldemir — in the refrigeration machine room since 2006, developer of Enthalio.

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Related fault codes

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