Toshiba ESTIA HWS-1501CSHM3-E, Service Manual

Page: 67 / 212

66
8-3.
Hydro Unit Control 8) Control of force stop and restart
The unit can be stopped and restarted with external input. By setting FC52 and FC61, you can set an operation mode
to run/stop or can run/stop the unit in the mode assigned on the remote control.
• TCB-PCM03E optional P.C. board is
required. Connect its connection cable to
CN210 port on the PC board of the hydro
unit.
8-1)Setting the control method
Select a control method by setting FC52.
• FC52=”0”:Stops ESTIA as the circuit between the terminals (1) and (3) is closed. (Default)
• FC52=”1”:Stops ESTIA as the circuit between the terminals (1) and (3) is opened.
• FC52=”24”: Starts ESTIA as the circuit between the terminals (1) and (3) is closed.
Stops ESTIA as the circuit between the terminals (1) and (3) is closed.
• FC52=”3”:Starts/Stops ESTIA as the circuit between the terminals (1) and (3) is received closed plus.
8-2)Setting the object to control
Select an operation mode by setting FC61.
• FC61=”0”:Hot water supply and heating (Default)
• FC61=”1”:Follows the setting on the remote control (If the hot water supply operation, heating operation, or hot
water heating operation is started manually after the unit was stopped with an external input, the new
status is reflected to the setting on the remote control.)
• FC61=”2”:Hot water supply only
• FC61=”3”:Heating only
8-3)Cautions
The circuit between the external input terminals (1) and (3) is also used to control the limit of heat pump operation.
You cannot use the forced stop control when the circuit is configured to control the limit of heat pump operation. (See
page 68)
8-4)Setting example
• When you want to turn on/off the unit with static external input reflecting the operation setting on the remote control
(hot water supply, heating, or hot water supply and heating).
FC52=”2”, FC61=”1”
Item Operation flow and applicable data, etc.
PJ20
Terminal label
TCB-PCIN3E
CN208
Blue
CN209
Green
RC on condition
×
RC off condition
Operation Heating × ×
status 1 Hot water × ×
open signal input
Operation Heating
status 2 Hot water
close signal input close signal input
Operation Heating × ×
status 3 Hot water ×
× × × ×
× × × ×
× × × ×
× × × ×
×
open signal input
Operation Heating
status 4 Hot water
Operation pattern
FC61=1 & FC52=2
Manually ON/OFF change by
remote controller ↓
↓
↓