Published On Apr 3, 2024
Releasing and applying the parking brake in a Grech GM40 bus. Vehicle has air brakes and a Bendix PP-5 parking brake valve. Grech GM40s sold nowadays are no longer built as M2s, but rather S2Cs from Freightliner's Custom Chassis division. Those don't have the PP-5 valve, but rather, a PP-DC valve.
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