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September 30, 2019 Service bulletin

Service Solution to fix AC cooling performance due to improper HVAC function.

Western Star technical service bulletin DOC-1034500 for 2017-2020 Western Star 4900, 2018-2020 Western Star 4700 and 2017-2020 Western Star 5700 and others.

Bulletin number
DOC-1034500
Component
Equipment: appliance: air conditioner
Summary
Service Solution to fix AC cooling performance due to improper HVAC function.

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