This Automobile Park parking brake variations I & II actuator illustration depicts the actuator with hydraulic force used — brake ON as well as the actuator with no hydraulic force — brake OFF.
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The purpose of this entire exercising, is to indicate that you just need to have very good brake footwear and excellent cables, all thoroughly altered, like a prerequisite to any effective repair of the AutoPark parking brake method.
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The Purple cable nevertheless, may be adjusted at #one where it attaches to the actuator shaft. There is an adjustment nut which makes this achievable.
This is actually the inlet port to all the valve assembly. In the event the valve is open up (no present-day utilized), click for source the ATF flows in thru #five and out thru the bottom from the outer valve casing #3.
This second diagram reveals the Model III system. It does NOT have the manual foot pedal, but in its place features a yellow press-pull knob over the dashboard plus the PARK posture about the gear selector.
When you get the tension off of your cable, you'll be able to disconnect the cable by unscrewing the extended hex nut off of your actuator rod. Now you'll be able to disconnect the hydraulic line likely to the back again in the actuator, unbolt The complete actuator assembly and remove it from your coach.
crimp connectors, completes the elements checklist for your module – – but I might increase a offer of wire ties for set up.
Curiously, the many AutoParks constructed from 1989 up thru about 1994, were driven by pressure from the ability steering pump as an alternative to the separate electric pump that characterizes all the afterwards units.
Actuator – – Uncovered on all AutoPark units. A hydraulic cylinder that is closely spring loaded. The spring applies the parking brake, as well as hydraulic cylinder when pressurized, releases the parking brake.
“I was recommended by one of the community forums to mail you a e-mail at [email protected] and that you just were being the go-to-individual that can help solve my AutoPark trouble.
The subsequent is really a glossary of the different phrases we use after we’re discussing the AutoPark program. Some are linked to the GM manuals, but some have simply just been designed up over time.
two. It can be remotely attainable that the big fusible website link (60 amps or so) that safeguards the relay and motor, could be blown. We’ve never ever noticed this materialize as still, nevertheless it should be viewed as. 1 could take a look at for this pretty simply, by pulling the connector off of your relay, and checking to the existence of twelve volts on one of the two huge  wires in the female connector.