Drummond Diaphragm Replacement Instructions
Drummond Diaphragm and Hinge Kit: DR 4-000-010
Table Top Models: DR 4-000-110, DR 4-000-111, DR 4-000-220, DR 4-000-221
![Instructions for Drummond Diaphragm Replacement. Step 1: remove screws. Step 2: Diaphragms. Step 3: Push diaphragm to center of case. Step 4: Use pliers to grip magnetic arm near rubber bushing. Step 5: pull straight up, removing arm and diaphragm. Step6: grip diaphragm and pull off center screw](https://pipettefix828.zenzen1.com/wp-content/uploads/2021/03/image-26.png)
![Step 7: wet center hole with water. Step 8: use thumb to force diaphragm over screw. Step 9: twist to secure diaphragm to magnetic arm. Step 10: center crew should be fully visible. Step 11: use pliers to replace arm and bushing. Step 12: Push diaphragm full onto housing. Step 13: use flat blade screwdriver to attach diaphragm.](https://pipettefix828.zenzen1.com/wp-content/uploads/2021/03/image-29.png)
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