– 77 –
4) Specific operation for maintenance check (SW801, SW804)
The following specific operations for the maintenance check are performed by operation of SW801 or
SW804.
a) Select DIP switch SW804. (See table below)
b) Push the pushdown button switch SW801 for approx. 1 second.
c) The following functions start. While each function starts, LED D805 (Green) flashes.
d) When pushing the pushdown button switch SW801 again for approx. 1 second, when selecting DIP switch
SW804 or when the specified time of each function elapsed, each function stops and LED D805 (Green)
returns to the continuous lighting.
<Specific operation>
Note 1)
Indoor cooling test run demand / Indoor heating test run demand
Only when combining with the following indoor unit, cooling/heating operation can be performed from
the outdoor unit.
Test run is unavailable: Indoor units other than the above-mentioned indoor units, are included in the
twin, triple connection.
Note 2)
The forced test run by this setting cannot be cleared on the indoor remote controller.
Be sure to clear the test run by operation of the outdoor unit. (Push SW801 again for 1 second.)
ON
2
3
4
1
ON
2
3
4
1
ON
2
3
4
1
ON
2
3
4
1
ON
2
3
4
1
ON
2
3
4
1
ON
2
3
4
1
SW804
SW804
SW804
SW804
SW804
SW804
SW804
SW
8
04
Operation when pushdown button switch SW
8
01 is pushed
Refrigerant recovery operation
The o
u
tdoor
u
nit perform
s
cooling operation.
The indoor
u
nit doe
s
not work
b
y thi
s
operation alone.
Therefore operate the fan
b
eforehand.
Indoor cooling te
s
t r
u
n demand
The cooling te
s
t r
u
n i
s
performed. (
→
Note 1
)
Indoor heating te
s
t r
u
n demand
The heating te
s
t r
u
n i
s
performed. (
→
Note 1
)
Fan motor forced operation
Drive the fan motor forcedly.
When p
us
hing SW801 again or when 2 min
u
te
s
elap
s
ed,
the operation ret
u
rn
s
to the normal control.
PMV f
u
ll open operation
Open PMV (P
u
l
s
e Motor Valve) f
u
lly.
When p
us
hing SW801 again or when 2 min
u
te
s
elap
s
ed,
the operation ret
u
rn
s
to the normal control.
PMV f
u
ll clo
s
e operation
Clo
s
e PMV (P
u
l
s
e Motor Valve) f
u
lly.
When p
us
hing SW801 again or when 2 min
u
te
s
elap
s
ed,
the operation ret
u
rn
s
to the normal control.
PMV middle opening operation
Set PMV (P
u
l
s
e Motor Valve) to middle opening.
When p
us
hing SW801 again or when 2 min
u
te
s
elap
s
ed,
the operation ret
u
rn
s
to the normal control.
[NOTE]
Altho
u
gh the
s
e operation
s
can
b
e performed even d
u
ring
operation,
b
a
s
ically perform
operation while the
u
nit
s
top
s
.
If performing thi
s
operation
d
u
ring driving the
u
nit, it i
s
dangero
us
b
eca
us
e the
pre
ssu
re may change
su
ddenly.
