Kappa-7/12/18 Diaphragm Kit - 8700.27
Part # 8700.27 is the replacement diaphragm kit for the Kappa-7/12/18 diaphragm pumps. Udor recommends replacing the diaphragms every 500 hours.
This kit includes two replacement Desmopan diaphragms (0903.49), two replacement o-rings (1101.11) and one accumulator diaphragm (0903.44).
When replacing diaphragms be sure to follow all factory torque specifications. The accumulator diaphragm should be set to 20% of the operating pressure. Replacing diaphragms will require the oil to be drained and replaced with 30 weight non-detergent. Udor lube is available using part number 15.5823. The kappa-7/12/18 requires 4oz of oil.
Below are downloadable technical specifications to help when rebuilding your pump.