17
Notes:
*1. When the hydrobox is connected with a PUMY-P and PXZ outdoor unit of which maximum outlet water temperature is 55ºC, DIP SW1-2 must be
changed to OFF.
*2. OUT11 will be available. For safety reasons, this function is not available for certain errors. (In that case, system operation must be stopped
and only the water circulation pump keeps running.)
*3. Active only when SW3-6 is set to OFF.
*4. This switch functions only when the hydrobox is connected with a PUHZ-FRP outdoor unit. When another type of outdoor unit is connected,
the heating mode function is active regardless of the fact that this switch is ON or OFF.
*5. Active only when SW4-1 is set to ON.
*6. Space heating and DHW can be operated only in indoor unit, like an electric heater. (Refer to “Indoor unit only operation”. )
*7. If emergency mode is no longer required, return the switch to OFF position.
DIP switch Function OFF ON
Default settings:
Indoor unit model
SW6
SW6-1
— — —
OFF
SW6-2
— — —
OFF
SW6-3
Pressure sensor Inactive Active
OFF: Except E*SD-*M*E
ON : E*SD-*M*E
SW6-4
Analog output Inactive Active
OFF
SW6-5
— — —
OFF
SW6-6
— — —
OFF
SW6-7
— — —
OFF
SW6-8
— — —
OFF
SW7
SW7-1 Mixing valve setting Only Zone 2 Zone 1 and Zone 2 OFF
SW7-2
Forced cooling mode input
(IN13) logic change
Active at short Active at open
OFF
SW7-3
Cooling limit temp. input (IN15)
logic change
Active at short Active at open
OFF
SW7-4
— — —
OFF
SW7-5
— — —
OFF
SW7-6
— — —
OFF
SW7-7
— — —
OFF
SW7-8
— — —
OFF
<Table 6.6.1>
OCH815A
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