Ariston 3520016 Manual - Page 8

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Troubleshooting

SYMPTOM

Water not hot

enough

Water too hot

Heater switch

Off during use

Water ceases

Water

temperature

varies from hot

to cold during

use

No hot water

despite fully

open hot water

faucet

POSSIBLE CAUSE

the heater

Reduction In tha ambient

temperature

Electrical Malfunction

through the heater

Increase in the ambient

temperature

Interruption of mains electrical

supply

ELSD trip, possible earth

leakage

Blockage of spray head, twisted

Water pressure has dropped

No electrical power

to turn on the heating element

SOLUTION

Check if the mains stop valve is fully

open and that the there are no other

Have the Heater unit check by a

tap

Switch to lower temperature setting

Check incoming power supply, MCB,

earth leakage and reset ELSD

If problem persists, call your local

Clean or replace spray head, check

for free passage of water through

Check water supply, stop valve

Increase hot water supply,

Check the circuit breaker and check

• Turn circuit breaker off

• Open hot valve to release pressure

•