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Rinnai Hisense Compatibility: |
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Current Firmware Version - 1.0
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SERIES & kW | INDOOR | OUTDOOR | DINLR XX Series only |
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High Static Pressure - 8.5 to 16 Kw Series | AUD - ###UX4RSH1 | AUW - ### U4RK1 |
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Can use RA, Zones, Master or RF as controlling sensor |
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Polarity is critical see below, for correct connection |
For
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X970 connection.
Connect a 2 core + earth, twisted pair control cable from the C225 / C325R to the CN40/CN9/CNXYE the C325HS to the wired X970 port on the fan coil unit. This cable is supplied by iZone - CACUCM15
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The new Rinnai indoor units may have either of two connections: CN9 and CNXYE. |
For CN9 connection.
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For CNXYE Connection
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1️⃣ Indoor fan coil unit PCB
2️⃣ CN40: Connect to X and Y
3️⃣ C225 AC unit connector: Connect AC unit cable from fan coil to C225 as indicated
4️⃣ Polarity is critical: Make sure it is wired in accordance with these instructions on both the CN40 /CN9/CNXYE connector on the fan coil PCB and the C225 cable connector
5️⃣ Cable from CN40: Ensure the cable is shielded, 2 core, twisted pair. This cable is pre-terminated suitable for CN40 connector and is supplied by iZone
Resetting the Unit Addressing on Rinnai 18Kw+ units
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When a Rinnai AC unit controller is used to do a test run, to put the iZone control system back on and operate the AC, unit addressing needs to be reset. Below is the procedure on how to do it. |
First, turn off the air conditioner
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Clear the indoor addresses by adjusting the S6 dip switch on OUTDOOR UNIT BOARD according to the photo:
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Wait for 5 minutes, then turn the air conditioner back on.
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Please wait another 5 minutes and turn it off again.
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Next, switch the unit to automatic addressing as shown below:
Now please connect iZone system back to the indoor unit and wait for 5 minutes. Afterward, switch on the air conditioner and test it using iZone.CACUM15X970.
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