Test Run Settings - Panasonic U-20GES3E5 Bedienungsanleitung

14. Test Run Settings

* When a test run is performed using the control board of the outdoor unit with the smallest address, the test run is
performed for all outdoor units connected to the same refrigerant tubing system.
* In a multi-system containing a U-20GES3E5 and a U-10MES2E8, make test run settings from the outdoor unit control
board of the GHP outdoor unit.
* You can cancel a test run from the control board of the outdoor unit with the smallest address.
(1) Select the
(2) Press the SET key to change to the following display.
Example:
(3) Use the UP and DOWN keys to select the following settings: forced cool test run, forced heat test run, forced valve
operation, forced water circulation, and forced bypass valve closing.
Table 6
DOWN
UP
GHP: Gas heat pump air conditioner, EHP: Electrical heat pump air conditioner (U-10MES2E8)
14-1. Setting outdoor unit test run and forced GHP outdoor unit operation
Forced cool test run setting
 With the forced cool test run setting selected, press and hold the SET key for 1 second to perform a forced cool test run.
When using (GHP priority) or (EHP priority), the prioritized outdoor unit operates, but the other unit may also operate in
some cases. During this time, the setting in progress indicator lights.
Forced heat test run setting
 With the forced test run setting selected, press and hold the SET key for 1 second to perform a forced heat test run. When
using (GHP priority) or (EHP priority), the prioritized outdoor unit operates, but the other unit may also operate in some
cases. During this time, the setting in progress indicator lights.
Forced valve opening (Use when applying vacuum.)
 With the forced valve opening setting selected, press and hold the SET key for 1 second to operate the valves. The indoor
unit solenoid valve, outdoor unit solenoid valves (2), liquid valve, and bypass valve open all the way. During this time, the
setting in progress indicator lights.
 If the valve of the EHP outdoor unit (U-10MES2E8) is opened, use the AP pin (2P, WHT) (CN24) of the EHP outdoor unit
control board.
Forced water circulation setting (Use when checking the cooling water system.)
 With the forced water circulation setting selected, press and hold the SET key for 1 second to operate the cooling water
pump. (The cooling water 3-way solenoid valve switches to the radiator side for 3 minutes, then to the sub evaporator side
for 1 minute 15 seconds.) During this time, the setting in progress indicator lights.
(test run, forced outdoor unit operation setting) menu item to display
(forced cool test run setting)
Display
Forced cool test run (GHP and EHP)
Forced heat test run (GHP and EHP)
Forced cool test run (GHP priority)
Forced heat test run (GHP priority)
Forced cool test run (EHP priority)
Forced heat test run (EHP priority)
Forced valve opening (GHP)
Forced water circulation (GHP)
Forced bypass valve closing (GHP)
Automatic air release mode (GHP)
EN - 16
Function
.