KOJA Future S, Инструкция по эксплуатации и обслуживанию

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FUTURE® S AIR HANDLING UNIT
OPERATION AND MAINTENANCE
INSTRUCTIONS
15 December 2020 Ver 1.7 (We reserve the right to changes without prior notice) 21
5 Post-heating coil
5.1 Operating conditions
• The maximum operating temperature
is
+150 °C.
• The maximum operating pressure is 1.0 MPa.
5.2 Safety
WARNING
Observe general and section-specific safety instructions
CAUTION
Due to its structure, the heat exchanger will never drain completely. If the cooling medium
used is water, the heat exchanger may freeze up and become damaged at temperatures
below 0
॰ C.
CAUTION
Pipe connections must be carried out by qualified persons only.
5.3 Installing
CAUTION
The coils are always connected so that the fluid flow runs against the direction of the air
flow.
5.4 Commissioning
•
Make sure that the heat transfer surfaces of the coil are clean and intact.
• Open the line control valves to fill the coil with fluid.
• Bleed the coil.
• Make sure that the water side connections of the coil do not leak.
• Check the rotation direction of the circulating pump (do not run the pump dry).
• If necessary, check the operation of the anti-freezing thermostat.
•
Make sure that the control valve functions, and adjust the line control valves, according to the plan.
Refer to the manufacturer’s manual for further adjustment instructions.