16
Subject to change without notice | 83057200dUK – Translation of the original operating manual | ait-deutschland GmbH
7. Route the LIN bus cable from the top right-hand
side at the rear from the heat pump and plug into
the control at the bottom.
8.
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9.
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DFFHVVRULHV
7
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7.1 Remove the front panel of
the module box
Ź
Unscrew the front panel of the module box.
7.2 Heating water quality
NOTE
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For detailed information refer, among
other things, to the VDI Guidelines
2035 “Vermeidung von Schäden in
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GDPDJHLQKRWZDWHUKHDWLQJV\VWHPV
Ɣ
Required pH value: 8.2 … 10
Ɣ
for aluminium materials:
pH value: 8.2 … 8.5
Ź
Fill the system with deionised heating water
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Advantages of low-salt operation:
Ɣ
Low corrosion-promoting properties
Ɣ
No formation of mineral scale
Ɣ
Ideal for closed heating circuits
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the system
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by adding chemicals
7.3
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The following antifreezes mixed with water are
approved for the brine circuit:
Ɣ
Monopropylene glycol
Ɣ
Monoethylene glycol
Ɣ
Ethanol
Ɣ
Methanol
Ź
For operation of the heat source with water or
water-antifreeze mixture, ensure that the water
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water side.
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Ensure that the antifreeze is compatible with the
pipe, seal and other component materials used on
site.
9
Drain pipe of the safety valve is connected.
9
Room is ventilated.
1. Mix antifreeze with water thoroughly with the
required ratio, before adding to the heat source.
2.
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mixture.
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“Technical data / Scope of supply“, from
page 21
3. Fill the heat source with the water-antifreeze
mixture.
4. Flush heat source system.
5. Flush until the system is air-free.
6. Fill the unit via the ball valves in the module box.
