Hitachi YUTAKI ATW-YCC-03 Installation And Operation Manual page 37

◆ Mainly configuration
Configuration in YUTAKI CASCADE CONTROLLER Side:
1 Circuit 1: Enabled at gradient/point/fixed temperature (thermostat option) (Direct Circuit)
2 Circuit 2: Enabled at gradient/point/fixed temperature (thermostat option) (Mixing Circuit)
3 DHW: Enabled
4 Cascade Configuration Menu (Example in case that 6 modules are connected):
Example 1 Module 1
Status

Refrigerant
cycle 0
address
Indoor unit
0
address
Individual
-
DHW
Status

Type -

: Enabled
: Disabled
Configuration in YUTAKI Sub Side (Each Sub it have similar configuration):
1 Central control: Cascade Mode: Enabled
2 Circuit 1:Enabled at Fixed setting temperature (without room thermostat)
3 Circuit 2: Disabled
4 DHW: Disabled
5 Additional configuration:
a. Each unit need to assign Refrigerant address (0/1/2/3/4/5/6/7) in accordance with YUTAKI
CASCADE CONTROLLER modules configuration
b. The water pump in each Sub unit can be set to Standard (continuous operation) or
Economic mode (operation only in case that there is operation demand from the CASCADE
CONTROLLER or if the Sub unit has its own tank and is in demand ON conditions).
PMEN0581 rev.2 - 04/2023
Module 2 Module 3 Module 4
Cascade configuration menu
 
1 2
0 0
- -
 
- -
Module 5 Module 6
  
3 4 5
0 0 0
- - -
  
- - -
Module 7 Module 8
 
6 7
0 0
- -
 
- -
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