Operating Tips; Troubleshooting; Specifications - Fujitsu AIRSTAGE UTY-RNK Serie Mode D'emploi

OPERATING TIPS

Cooling/heating priority (AIRSTAGE
(V-II Series Heat Pump model only))
• If another indoor unit in the same system is already ope-
rating in the cooling mode or dry mode, heating mode set-
tings cannot be performed.
• An indoor unit that is set up as an Administrative Indoor
Unit can operate in the AUTO mode.
Administrative Indoor Unit:
Special indoor unit is not restricted by the switching of
cooling and heating described above.
It may happen if the unit is set to refrigerant system set-
ting.
Setting restriction
When is displayed there are functions for which set-
tings cannot be made.
When a button is pushed to change a restricted setting,
will flash.
When is displayed, some operation are restricted. In
such case, contact the administrator.
State display
• When " " or " " is indicated on the temperature dis-
play, it means under maintenance.
• When " " is indicated on the temperature display, anti
freeze function is activated. However, this function can-
not be operated by the remote controller.
• When " " is blinking, contact the authorized service
personnel.
• Mode display blinks when inoperative setting of indoor
unit is made.

TROUBLESHOOTING

Before requesting service, perform the following checks:
Symptom
Doesn't operate at all.
If the problem persists after performing these checks, or if you notice burning smells, or the operation lamp flashes, immedi-
ately stop operation, turn off the electrical breaker and consult authorized service personnel.

SPECIFICATIONS

MODEL
UTY-RNK
En-11
TM
G
Has there been a power failure?
G
Has a fuse of indoor unit blown out, or a circuit breaker been tripped?
G
Is the main power switch set to the OFF position?
G
Is the timer operating?
POWER
HEIGHT
DC 12 V 120 mm
Automatic defrosting operation and oil
recovery operation
During automatic defrosting operation and oil recovery ope-
ration, will be displayed on the remote controller.
Weekly timer
• Set different operating times for each day of the week.
• Set one or two operating spans (one or two ON times and
one or two OFF times) per day.
• Set time to a resolution of 30 minutes.
• OFF time can be carried over to the subsequent day.
Day off
• Use the "DAY OFF" setting to switch off timed operation
for a selected day in the coming week.
• This is a temporary, one-time setting. The "DAY OFF" set-
ting is automatically cleared as soon as the specified day
passes.
Temperature SET BACK timer
Use this timer function to change the set temperature in the
operation times set for each day of the week.
This can be used together with other timer settings.
Problem
DIMENSIONS & WEIGHT
WIDTH
120 mm
DEPTH WEIGHT
18 mm 160 g