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Installation
Precaution when connecting Heat Recovery systems
PRHR083 / PRHR063 / PRHR043 / PRHR033 / PRHR023
Valve Group
Not control
No. 1,2 Valve Control
No. 2,3 Valve Control
No. 3,4 Valve Control
No. 5,6 Valve Control
No. 6,7 Valve Control
No. 7,8 Valve Control
No. 1,2/3,4 Valve Control
Pipe searching process
1. When Pipe searching process is performed,
- Use 'Mode 1' if water temperature is higher than 30℃(86℉)
- Use 'Mode 2' if water temperature is lower than 30℃(86℉)
2. When Pipe searching process is not performed,
- Check whether 'CH14' error occurs in the Hydro Kit.
For more detailed information, refer to the installation manual of Heat Recovery Unit.
24 Hydro Kit
- One connection of refrigerant pipe for HR unit is
insufficient for the flow of refrigerant. Join two pipes with a
branch pipe when connecting the Hydro Kit (Up to
61kBTU capacity model: 10HP).
- The pipe number of the connected gas pipe and liquid
pipe must be same.
- Flow water in the Hydro Kit when pipe-searching
process is performed.
- Pipe-searching process error may occur if the pipe
temperature does not increase.
- It is recommended that Hydro Kit (10HP model) is
connected to No.1 valve and No.2 valve.
SW01D
Setting
0
No. 5,6/7,8 Valve Control
1
No. 1,2/5,6 Valve Control
2
No. 1,2/7,8 Valve Control
3
No. 3,4/5,6 Valve Control
4
No. 3,4/7,8 Valve Control
5
No. 1,2/3,4/5,6 Valve Control
6
No. 1,2/3,4/6,7 Valve Control
7
No. 1,2/3,4/7,8 Valve Control
Valve Group
SW01D
Setting
8
9
A
B
C
D
E
F
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