INSTALLATION, OPERATION AND MAINTENANCE MANUAL – COSA 9610™
47 | Page
4.4. REPLACEMENT OF RESIDUAL OXYGEN SENSOR AND CELL
HOUSING
Before going any further make sure that the oven has been disconnected and cooled
off so that no physical injury can occur caused by coming into contact with any parts
which may still be hot.
1. Loosen the tube fittings nuts and disconnect 1/8” and ¼” tubes from the fittings.
2. Disconnect the connecting clips from the oxygen sensor and remove the ceramic ring.