Test Run Procedure; Items To Check Before The Test Run; Test Run Using The Remote Controller - Sanyo Big PACi 18 Series Technical Data & Service Manual

2-18. Test Run Procedure

Recheck the items to check
before the test run.
Check the combination (wiring) of
indoor and outdoor units.
YES
Is system "single-type"?
Is outdoor unit multiple?
Turn ON the
indoor and
outdoor power.
Automatic
Address
(See 2-22-2) How to Set the
Outdoor Unit System Address
Set the outdoor unit system
address.
(See 2-22-1) How to Set
Automatic Address
Set the automatic address
setting from outside unit or
remote controller.
(*) Indicate (mark) the combination number. (See 2-22-3, -4)
Turn ON the indoor and outdoor power.
Set the remote controller to
"test run".
Can
operation be
started?
Return the remote controller
to normal control.
(See 2-19)
(See 2-22-1)
NO
NO
YES
Automatic Address
(See 2-20)
(See 2-21)
Refer to "Table of
NO
Self-Diagnostic
Functions" to check
the system.
In addition, refer
to Item 2-22 and
correct any items that
YES
need to be corrected.
Note: Check the indoor-
side drainage.
(*) Required for
simultaneous-operation
multi systems and for
group control.
Fig. 2-16

2-19. Items to Check Before the Test Run

(1) Turn the remote power switch ON at least 12 hours
in advance in order to energize the crank case
heater.
(2) Fully open the closed valves on the liquid-tube and
gas-tube sides.

2-20. Test Run Using the Remote Controller

(1) Press and hold the remote controller
4 seconds or longer. Then press the
"TEST" appears in the LCD display during the test
run.
Temperature control is not possible when test run
mode is engaged.
(This mode places a large load on the devices.
Use it only when performing the test run.)
(2) Use either Heating or Cooling mode to perform the
test run.
N OTE
The outdoor unit will not operate for approximately
3 minutes after the power is turned ON or after it
stops operating.
(3) If normal operation is not possible, a code appears
on th remote controller LCD display.
Refer to "2-21. Table of Self-Diagnostic Functions
and Corrections" on the next page, and correct the
problem.
(4) After the test run is completed, press the
again.
Check that "TEST" disappears from the LCD display.
(This remote controller includes a function that can-
cels test run mode after a 60-minute timer has elaps-
ed, in order to prevent continuous test run operation.)
(5) For the test run of an inverter outdoor unit, operate
the compressors for a minimum of 10 minutes (in
order to check for open phase).
When performing a test run using a wired remote
*
controller, operation is possible without attaching
thevcassette-type ceiling panel.
( "P09" will not be displayed.)
2-17
2
button for
button.
button