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3.1.2
Work order:
1. Undo bolts from the cover.
2. Remove cover and the gasket.
3. Inspect the tank and remove the losse scale deposits and contamination.
4. If the scale connot be removed by hand, descale the water heater with a desclaing
agent. Contact the supplier/manufacturer for advice on what descaling agent to use.
5. Close the cleaning opening. To avoid damage to the tank, tignten the bolts, that fasten te
lid, with a torque no greater than 50 Nm. Use suitable tools for this.
Checking anodes
Anodes ensure the protection of the tank by sacrificing themselves. Insufficient anode
material may lead to poor protection and, hence, leakage of the tank.
1. Loosen the anodes one by one.
2. Check the diameter of each anode in different places. The diameter must be at least
60% of the original diameter.
3. If the diameter is less than the minimum, the anode must be replaced. Please contact
the supplier/manufacturer for ordering new anodes.
4. Mount the (new) anodes.
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