Was the RF caliper locking up before? (pulling to one side, wearing
faster, glazing the rotor)
Is that the same one that no fluid comes out of?
Is the Master cylinder new?
Try the old method of someone stepping on the pedal.
While bleeding my wife's Volvo, one of the bleeder valves wouldn't bleed
with the pressure bleeder, yet did so with the old method.
Volvo's are weird, there are 2 lines going to each front caliper, one
just for the front brake, and another that also connects to one of the
rear brakes, so if one line broke you'd still have both front brakes.
Extra safe, yet more time to bleed.
Rob
'85 300D
Garden Grove, CA
On 3/30/14, 3:16 AM, diesel_mercedes@yahoogroups.com wrote:
> 220 115 master cylinder help
> Posted by: "WARREN ATWOOD"menlotrail@yahoo.com menlotrail
> Date: Sat Mar 29, 2014 9:20 pm ((PDT))
>
> Replaced the brake booster and front pads.
> Bench bled the master cylinder
>
> Problems bleeding the system. Using a Actron vacuum brake bleeder, and cannot get all the air out.
> No brake fluid coming out of the front brake calipers.
> RF caliper locks up.
> Is there a residual valve in the system? Traced the lines and did not see one.
>
> Any thoughts on what could be the problem ?
>
> Many thanks,
> warren
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