Why Does My Bus Air Conditioner Smell Musty? Causes, Fixes & Prevention
A musty smell from a bus air conditioner is usually caused by mold and bacteria growing on the damp evaporator coil, clogged cabin air filters, or blocked condensate drains. This guide explains the root causes, gives a step-by-step cleaning routine, and shares a prevention checklist for fleet operators.
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Bus Air Conditioning in Slovenia: Electric Vs. Engine-Driven Bus AC — A 2026 Technical Guide
A 2026 technical guide to bus air conditioning in Slovenia: three climate zones (alpine, continental, Mediterranean), the country's diesel-dominated fleet and early e-bus transition (6 of 259 new bus registrations in 2025 were battery-electric; Ljubljana ordered 16 e-buses), and a structured comparison of electric bus air conditioners (DC 420–720 V, heat-pump) versus engine-driven bus AC (24 V, R134a) with duty-cycle guidance, procurement checklist and FAQ.
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Built-in Bus Air Conditioning in The UK: What Goes Wrong And How To Fix It
UK double-decker fleets suffer hot upper decks, overcrowded roofs and ageing 24V air conditioning. See how a built-in bus AC unit solves each problem.
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