Udor RO-70 Diaphragm Kit - 8700.05
Udor part number 8700.05 is the replacement diaphragm kit for the Udor RO-70 diaphragm pump. Udor recommends replacing he diaphragms after 500 hours of use. Ruptured diaphragms will turn the pump oil a milky color from spraying solution and pump oil mixing.
The kit includes two replacement diaphragms (0903.34), four replacement valve o-rings (1101.01) and one accumulator diaphragm (0903.14).
When replacing diaphragms follow all factory torque specifications. The accumulator diaphragm should be set to 20% of the operating pressure. Replacing diaphragms will require new pump oil. Udor lube is available using part number 15.5823. The RO-70 requires 18oz of oil.
Below are downloadable technical specifications to help when rebuilding your pump.