Display On Remote Controller; Indoor Pmv Full Open/Full Close Function - Toshiba HFCR407C Service Manual

(2) Display on remote controller

In the following conditions, "STANDBY" is displayed on the remote controller.
1) "STANDBY" display
Fan operation is available, but PMV of the indoor unit is not permissible. (Refrigerant does not flow.)
a. Indoor unit over capacity
When the total HP of the connected indoor units exceeds 1.35 times of outdoor HP, the indoor unit will display
"STANDBY" mode.
The check code "89" is displayed at the same time when "STANDBY" is displayed.
b. Outdoor unit phase order error
If phase order of power source of the outdoor unit is different, the indoor unit will display "STANDBY" mode.
The check code "AF" is displayed at the same time as "STANDBY".
c. Indoor operation below 0.8HP control
When the total capacity of the operating indoor units is below 0.8HP, the relevant indoor unit displays "STANDBY"
mode. A check code is not displayed.
Incorrect set-up of indoor HP is confirmed. Recheck set-up of SW08.

(3) Indoor PMV full open/full close function

PMV used in the indoor unit can be forcibly opened fully, closed fully, and opened in medium degree for 2 minutes.
13
Control circuit configuration
Indoor units
CN33
Open
Open
Short
Short
CN32
Open
Short
Open
Short
72
PMV opening
Normal operation
Fully open
Fully closed
Medium opening (half-open)