Marco FRIIA 1000860 Series, Руководство по обслуживанию

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FRIIA Service manual Page 28
Pressure Relief Valve access and replacement
Please ensure the CO2 is disconnected and purged from the machine.
To remove the PRV, firstly remove the tubing from hydraulic fitting and afterwards undo the
fitting (a) from the PRV.
Carefully unscrew the PRV bolt (b) from the bracket and repair or replace the valve.
During removal, be careful not to damage the electric wirings, refrigeration group pipes and
water circuit pipes.
For reassembly, repeat the same operations in reverse order
.
a
b