The procedure describes the process of rerouting the rooftop coolant lines so the expansion tank is...
Proterra technical service bulletin SC-23-128 for 2022-2023 Proterra ZX5.
- Bulletin number
- SC-23-128 (SC-23-128)
- Component
- Engine
- Summary
- The procedure describes the process of rerouting the rooftop coolant lines so the expansion tank is downstream of the HVAC chiller and lowers the pressure drop between expansion tank and pump inlet.
Vehicles covered
- Proterra ZX5 2022-2023 20222023
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