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Komatsu PC1250 Ekskavatörlerde Hidrolik Pompanın Aşırı Isınması ve Akış Kaybı Sorunlarını Giderme
A technical guide on diagnosing low hydraulic pressure, oil overheating, and swashplate response delay in Komatsu PC1250-7 and PC1100-6 main hydraulic pumps.
Komatsu PC1100 & PC1250 Ana Hidrolik Pompa (708-2H / 708-2L Serisi): Seçim, Çapraz Referans ve Arıza Analizi
Engineering guide covering application scenarios, part cross-referencing (708-2H-00322, 708-2L-00522), and root-cause failure analysis for Komatsu PC1100-6 and PC1250-7 main hydraulic pumps.
Hidrolik Pompa Neden Değiştirildikten Sonra Hızlı Aşınır?
Replacement excavator hydraulic pumps often fail prematurely because contamination, incorrect installation, poor oil/filter condition, system pressure or heat issues, and other hydraulic component problems remain unresolved. Proper cleaning, inspection, installation, and commissioning are essential to prevent repeated pump failures.
Ekskavatör Hidrolik Pompası ve Ana Kontrol Vanası: Gerçek Sorun Nasıl Belirlenir?
This blog explains how to distinguish between excavator hydraulic pump and main control valve problems by comparing symptoms, such as whether all functions or only specific circuits are affected. It also outlines a systematic diagnostic procedure involving oil checks, filters, pressure testing, function comparison, and valve inspection.
EKSKAVATORLAR ÜÇIN REXROTH (UCHIDA) AP2D SERIÝASY HIDRAWLIK NASOSLARY
This guide covers the Rexroth (Uchida) AP2D series of tandem variable-displacement hydraulic pumps for 1.2–8 tonne mini and compact excavators, including AP2D12 through AP2D36 models rated at 350 bar and 3500 rpm. It provides OEM application references, cross-reference codes, and buyer guidance for sourcing exact pumps, control variants, and spare parts.
Ekskavatör Hidrolik Pompasında Gürültünün Sebebi Nedir?
This blog explains common causes of noise in an excavator hydraulic pump, including air ingestion, cavitation, low or contaminated oil, worn bearings, blocked filters, and incorrect oil selection. It also outlines symptoms and preventive maintenance steps to reduce downtime and extend pump life.
