Drazice OKC 250 NTRR Operation And Installation Manual - Page 13
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Fig. 1
Connection of the heater exchanger (left, right) and fittings at the cold water inlet
Connection to the cold water inlet
must conform to ČSN 060830.
0 - Air outlet valve
U – Shut-off valve
P1 - Safety valve with backflow flap
P2 - Safety valve for heating circuit
M - Manometer
Z – Test valve
V - Drain valve
Fig. 2
Fitting of hinges and thermometer
onto the heater
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