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Old 01-24-2016, 02:14 PM   #1
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Pulls left when hydro boost activates.

Hello to all .I need help with a brake issue.my MH is a 2000 CONDOR by R VISION on a p32 workhorse .It has 25,000 miles on it. Brakes work fine if applied gently to a smooth controlled stop. If a quick stop is made,it pulls left when the hydro boost activates. Steering is great, no lost motion. All Rubber brake lines replaced,all 4 calipers and brake pads replaced, fluid replaced in system . fluid is clear with no air bubbles. Jacked up front, both left and right wheels spin freely, both front calipers working and releasing correctly. Hydro boost seems to be working correctly, I can press brake peddle down then start the engine and it pushes the peddle upward against my foot. Help I'M STUMPED.

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Old 01-24-2016, 02:20 PM   #2
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Air in front tires the same pressure ?

Spring U bolts tight, center bolt good ? Front and rear ?

Spring hangers tight to frame ? Front and rear ?

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Old 01-29-2016, 05:36 AM   #3
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Your hydro boost as you describe it is working fine. The problem is in the left front. Are the caliper slides clean are the pins lubed properly are the pads seated properly something on the left side is not right. There should be a slight drag on the wheel with a new install, becoming free when fully seated. It can sometimes be hard to locate the exact problem. Good luck.
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Old 01-29-2016, 05:50 AM   #4
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If it pulls left and it is the brakes then the problem is on the right side. The left is working fine and the right is less efficient. Re check everything, bearing torque, caliper slides, air in fluid, tire psi and never assume just because a part is new it's okay, 20% of the work I do comes back due to faulty parts.
As Twinboat said you could be dealing with a caster change under braking, did it do this before all the brake work was done ?
1997 Country Coach Intrigue Horizon 36' (The Dinosaur Burner)
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