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Cascade Con nection and Set-up Procedu res:
1 . Step 1 : Plumbing
T h e water heater can b e con nected with up t o 9 8 u nits t o supply a s m uch hot water a s needed .
WATER H EAT ER
H ot Out
The trunk line should be sized properly to fit individual applications.
2. Step 2: Cable connection and DIP switch change
The water heater can be connected with multiple units, up to 98 units by using Naviens' Multi-Link
communication cables.
After choosing one of the units as the master unit, connect the cables and change the DIP switch 2
on the computer board as below. During step 1 , the power supply should be OFF.
Master unit
1 st switch: ON
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Plumbing
Slave 1 unit
1 st switch: OFF
Cable connection and DIP switch set-up
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Slave 2 unit
• 0
• 0
1 st switch: OFF
Cold
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