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October 4, 2021 Service bulletin

Transit bus repair to replace a fitting on the fire suppression system that has potential to chaff against...

Proterra technical service bulletin SC-20-035 for 2019 Proterra Catalyst.

Bulletin number
SC-20-035 (SC-20-035)
Component
Fuel/propulsion system
Summary
Transit bus repair to replace a fitting on the fire suppression system that has potential to chaff against aux heat components.

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