Test Run - Hitachi PC-ARF Technical Catalogue

8 Control support devices
PSC-A1T

8.1.4 Test run

Perform the test running according to the procedure described below.
Preparation:
Set the operation schedule according to the section "Operation".
1 In the case where the present time indication is ON TIME (The "RUN" lamp of the control timer is ON).
a. Set the present time at the time one minute before the OFF time.
b. One minute later, check to ensure that the target indoor unit is stopped.
c. After checking, set the present time at the time one minute before the ON time.
d. One minute later, check to ensure that the target indoor unit is operated.
2 In the case where the present time indication is OFF time (The "RUN" lamp of the control timer is OFF)
a. Set the present time at the time one minute before the ON time.
b. One minute later, check to ensure that the target indoor unit is operated.
c. After checking, set the present time at the time one minute before the OFF time.
d. One minute later, check to ensure that target indoor unit is stopped.
N O T E
After the test run, set the present time at the correct time again.
When using the PSC-A16RS centralised ON/OFF controller together, the first setting after the test running is not available in the following
cases.
• When the first setting after the test running (1) is ON time
• When the first setting after the test running (2) is OFF time
When the "RUN" lamp of the control timer flickers, and there is a failure in transmission. In this case, check for the condition of wiring and
the setting of the dip switch.
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TCGB0106 rev.0 - 12/2014