Installation Manual
EDUS04-924A
32
Room Air Conditioners H-Series
Pump Down Operation
Trial Operation and Testin
g
(1)
1.
Trial operation and testin
g
.
1-1 Meas
u
re the s
u
pply
v
oltage and make s
u
re that it falls in the specified range.
1-2 Trial operation sho
u
ld
b
e carried o
u
t in either cooling or heating mode.
For Heat p
u
mp
1) In cooling mode, select the lo
w
est programma
b
le temperat
u
re; in heating mode, select the highest
programma
b
le temperat
u
re.
Trial operation may
b
e disa
b
led in either mode depending on the room temperat
u
re.
In that case,
u
se the remote controller for trial operation as descri
b
ed
b
elo
w
.
2) After trial operation is complete, set the temperat
u
re to a normal le
v
el − 7
8
°F to
8
2°F (26°C to 2
8
°C)in cooling
mode, 6
8
°F to 75°F (20°C to 24°C) in heating mode.
•
For protection, the system disa
b
les restart operation for 3 min
u
tes after it is t
u
rned off.
For Cooling only
•
Select the lo
w
est programma
b
le temperat
u
re.
1) Trial operation in cooling mode may
b
e disa
b
led depending on the room temperat
u
re.
Use the remote controller for trial operation as descri
b
ed
b
elo
w
.
2) After trial operation is complete, set the temperat
u
re to a normal le
v
el − 7
8
°F to
8
2°F (26°C to 2
8
°C).
3) For protection, the system disa
b
les restart operation for 3 min
u
tes after it is t
u
rned off.
1-3 Carry o
u
t the test operation in accordance
w
ith the operation man
u
al to ens
u
re that all f
u
nctions and
parts, s
u
ch as lo
uv
er mo
v
ement, are
w
orking properly.
•
The air conditioner re
qu
ires a small amo
u
nt of po
w
er in its stand
b
y mode. If the system is not to
b
e
u
sed for
some time after installation, sh
u
t off the circ
u
it
b
reaker to eliminate
u
nnecessary po
w
er cons
u
mption.
•
If the circ
u
it
b
reaker trips to sh
u
t off the po
w
er to the air conditioner, the system
w
ill restore the original
operation mode
w
hen the circ
u
it
b
reaker is opened again.
1) After closing the li
qu
id stop
v
al
v
e, close the gas stop
v
al
v
e
w
ithin 3 min
u
tes, then stop the forced operation.
CAUTION
In order to protect the environment, be sure to pump down when relocatin
g
or disposin
g
of the unit.
1) Remo
v
e the
v
al
v
e cap from li
qu
id stop
v
al
v
e and gas stop
v
al
v
e.
2) Carry o
u
t forced cooling operation.
3) After 5 to 10 min
u
tes, close the li
qu
id stop
v
al
v
e
w
ith a hexagonal
w
rench.
4) After 2 to 3 min
u
tes, close the gas stop
v
al
v
e and stop forced cooling operation.
How to force coolin
g
operation mode
Usin
g
the indoor unit ON/OFF switch
Press the indoor
u
nit O
N
/OFF s
w
itch for at least 5 seconds. (Operation
w
ill start.)
• Forced cooling operation
w
ill stop a
u
tomatically after aro
u
nd 15 min
u
tes.
To stop force cooling operation, press the indoor
u
nit O
N
/OFF s
w
itch.
Usin
g
the main unit’s remote controller
1) Press the MODE
bu
tton and select the cooling mode.
2) Press the O
N
/OFF
bu
tton to t
u
rn on the system.
3) Press the
b
oth of TEMP
bu
tton and the MODE
bu
tton at the same time.
4) Press the MODE
bu
tton t
w
ice. (
w
ill
b
e displayed and the
u
nit
w
ill enter test r
u
n mode.)
• Test r
u
n mode
w
ill stop a
u
tomatically after aro
u
nd 30 min
u
tes. To stop test r
u
n mode, press the
O
N
/OFF
bu
tton.
Gas
stop
v
al
v
e
V
al
v
e cap
Hexagonal
w
rench
Close
Li
qu
id
stop
v
al
v
e
Summary of Contents for H-Series
Page 1: ...EDUS04 924A H Series Cooling Only Heat Pump...
Page 50: ...EDUS04 924A Operation Manual Safety Considerations Room Air Conditioners H Series 49...
Page 51: ...Operation Manual Safety Considerations EDUS04 924A 50 Room Air Conditioners H Series...
Page 52: ...EDUS04 924A Operation Manual Safety Considerations Room Air Conditioners H Series 51...
Page 53: ...Operation Manual Safety Considerations EDUS04 924A 52 Room Air Conditioners H Series...
Page 54: ...EDUS04 924A Operation Manual Safety Considerations Room Air Conditioners H Series 53...
Page 55: ...Operation Manual Safety Considerations EDUS04 924A 54 Room Air Conditioners H Series...
Page 56: ...EDUS04 924A Operation Manual Safety Considerations Room Air Conditioners H Series 55...
Page 57: ...Operation Manual Safety Considerations EDUS04 924A 56 Room Air Conditioners H Series...
Page 58: ...EDUS04 924A Operation Manual Safety Considerations Room Air Conditioners H Series 57...
Page 59: ...Operation Manual Safety Considerations EDUS04 924A 58 Room Air Conditioners H Series...
Page 60: ...EDUS04 924A Operation Manual Safety Considerations Room Air Conditioners H Series 59...
Page 61: ...Operation Manual Safety Considerations EDUS04 924A 60 Room Air Conditioners H Series...
Page 63: ...Operation Manual Safety Considerations EDUS04 924A 62 Room Air Conditioners H Series...
Page 64: ...EDUS04 924A Operation Manual Safety Considerations Room Air Conditioners H Series 63...
Page 65: ...Operation Manual Safety Considerations EDUS04 924A 64 Room Air Conditioners H Series...
Page 66: ...EDUS04 924A Operation Manual Safety Considerations Room Air Conditioners H Series 65...
Page 67: ...Operation Manual Safety Considerations EDUS04 924A 66 Room Air Conditioners H Series...
Page 68: ...EDUS04 924A Operation Manual Safety Considerations Room Air Conditioners H Series 67...
Page 69: ...Operation Manual Safety Considerations EDUS04 924A 68 Room Air Conditioners H Series...
Page 70: ...EDUS04 924A Operation Manual Safety Considerations Room Air Conditioners H Series 69...
Page 71: ...Operation Manual Safety Considerations EDUS04 924A 70 Room Air Conditioners H Series...
Page 72: ...EDUS04 924A Operation Manual Safety Considerations Room Air Conditioners H Series 71...
Page 73: ...Operation Manual Safety Considerations EDUS04 924A 72 Room Air Conditioners H Series...
Page 74: ...EDUS04 924A Operation Manual Safety Considerations Room Air Conditioners H Series 73...
Page 75: ...Operation Manual Safety Considerations EDUS04 924A 74 Room Air Conditioners H Series...
Page 76: ...EDUS04 924A Operation Manual Safety Considerations Room Air Conditioners H Series 75...
Page 77: ...Operation Manual Safety Considerations EDUS04 924A 76 Room Air Conditioners H Series...
Page 78: ...EDUS04 924A Operation Manual Safety Considerations Room Air Conditioners H Series 77...
Page 79: ...Operation Manual Safety Considerations EDUS04 924A 78 Room Air Conditioners H Series...
Page 80: ...EDUS04 924A Operation Manual Safety Considerations Room Air Conditioners H Series 79...
Page 100: ...EDUS04 924A Optional Accessories Room Air Conditioners H Series 99...
Page 101: ...Optional Accessories EDUS04 924A 100 Room Air Conditioners H Series 3P248024 2...
