Brake Bleeding Tools & Hydraulic Diagnostics

What maximum pressure should a pneumatic Pressure Bleeder tank be set to when attached to the brake master cylinder reservoir?

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 Correct IncorrectBetween 10 and 15 PSI. Exceeding this range risks blowing the plastic reservoir tank off the master cylinder grommets or inverting master cylinder internal piston seals.

What maximum pressure should a pneumatic Pressure Bleeder tank be set to when attached to the brake master cylinder reservoir?

• 100 PSI (shop airline pressure)
• 10 to 15 PSI (prevents rupturing the plastic reservoir or blowing past internal seals)
• 50 PSI
• 1 PSI