Ariston 3300761 Technical Instructions - Page 24

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Ariston 3300761 Technical Instructions
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MAINTENANCE

Instructions for opening the housing and checking the
inside of the boiler
Before carrying out any operation on the boiler, disconnect it from the
power supply by closing the external bipolar switch and the gas valve.
In order to have access inside the boiler it is necessary to:
1. remove the crankcase by removing it from the housing (a);
2. unscrew the two screws on the front panel (b), pull it forward and
detach it from the top hooks (c -d).
(a)
(c)
24 /
(b)
(d)