Dražice OKCEV 100 - Page 12

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Heaters must be provided with a discharge valve mounted on the cold service water inlet to the heater
for potential disassembly or repair.
OKCV 125, OKCV 160, OKCV 200
Figure 6
OKCEV 100, OKCEV 125, OKCEV 160, OKCEV 200
Figure 7
U – closing valve
P – safety valve with backflow flap
M – Manometer
Z – test valve
V – drain valve
O – deaerating valve
U – closing valve
P1 – safety valve with backflow flap
P2 – safety valve for heating circuit
M – Manometer
Z – test valve
V – drain valve