York YBAH Series, Installation, Operation & Maintenance Manual

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Unit Instruction
2
1. Unit Instruction
1-1 Instruction
YORK YBAH series ceiling-mounted air handling units are terminal points of central air-conditioning
systems. They are designed for fresh air units or to cool, heat, humidity and de-humidify, filter and clean
the air, etc. The conditioned air can be delivered to locations across various distances via specially
designed ducts. The units are especially suitable for the air-conditioning of commercial buildings and
industry applications.
YORK YBAH series air handling units have 12 different models. The cooling capacity ranges from 8kW
to 252kW, and air flow from 1500m3/h to 15000m3/h. Rated external total pressure ranges from 175Pa
to 315 Pa. More external total pressure can be provided for flexible application.
Each single skin unit is made from galvanized steel with 15mm thick polyester fiber inner insulation. It
contains a built-in cooling coil and fan, and externally mounted nylon air filters.
Cooling and heating coil use copper tubes with aluminum fins. The fan, motor and belt pulley are all
high-quality products producing stable and efficient performance. The fan is a forward curved
centrifugal model that works on double air inlets. The motor features IP55 and a type mounted filter can
be withdrawn from side or bottom. For double skin unit, the filter only can be withdrawn from side.
Feature:
 Easy installation
 Lower unit height for low head floor ceiling application

Low noise
 Filter can be withdrawn from side or bottom