Carrier 38BK-009 User manual

INDOOR UNIT
O_D_R UNIT

Thank you for selecting Carded
You can be justifiably proud of your purchase because the same pride in craftsmanship and
engineering know-how that goes into Carrier equipment for cooling the Astrodome sports
complex in Texas, The United States Capitol's Halls of Congress and countless other
installations worldwide has been built into your unit.
One of the pleasant benefits awaiting you with room air conditioning is that in addition to
being cooled, the room air is filtered and dehumidified, too. This operating manual is
designed to help you become familiar with the many comfort and technological features your
unit offers. In addition, it contains vital information about maintenance, service and operating
economy. Take the next few minutes to discover for yourself how to get the most in personal
comfort and economy of operation from your new Carrier room air conditioner.
CONTENTS
[] PRECAUTIONS ....................................................................................................................2
[] BEFORE OPERATION ....................................................................................................... 6
UNIT DESCRIPTION ............................................................................................................ :'"'6
REMOTE CONTROLLER DESCRIPTION ............................................................................... 8
REMOTE CONTROLLER PREPARATION ............ '............................................................... 11
[] UNIT OPERATION ........................................... •................................................................. 13
AUTOMATIC OPERATION ..................................................................................................... 13
MANUAL OPERATION ........................................................................................................... 14
TIMER OPERATION ................................................................................................................ 15
DISCHARGE AIR LOUVER CONTROL ................................................................................ 20
EMERGENCY, TEST AND AIR CLEANING OPERATION ................................................... 21
[] CARE AND MAINTENANCE .........................................................................................23
POINTS TO NOTE .................................................................................................................. 23
CLEANING THE FILTERS ...................................................................................................... 25
CLEANING THE MAIN UNIT .................................................................................................. 26
AFTER-SEASON CARE ......................................................................................................... 26
[] TROUBLESHOOTING .....................................................................................................27
1

PRECAUTIONS
Installing and servicing air conditioning equipment can be hazardous due to system
pressure and electrical components. Only trained and qualified service personnel
should install or service this equipment.
Untrained personnel can perform basic maintenance functions such as cleaning coil
and filters and replacing filters.
All other operations should be performed by trained service personnel.
-When working on air conditioning equipment, observe precautions in the literature and
on tags and labels attached to the unit.
WARNING
Before performing service or maintenance operations on system, turn off main power to
the unit. Electrical shock can cause personal injury.
2

n_ L_,eflammable r_ the unit.
The un_ c_ _ d by _, ,thin-
_, i _ and otJ-_ ct_rnical agents.
DANGER
Vv_ _ tl-_ power plug, _ not pall _ by
prover cord will _ _nd; _ _ cause
elec_r'_l sh-c_;k.
To avo_ the _ of _,ous e_t_ sh_k, ne_r
_h t_ i_ and the outdc_Jr un_ wffh w_er.
DANGER
not p'_l t'_"_ls or _s into the d_harge gnlle
of _dc_rar un_
_il$ t'sve a fan r_'_n_ _ _-1 speed, ff b
very c__ _ to,_h _e _o
DANGER
ordy fu_ _ the _,Jer e,
ff _ir_ rewi_ fuse, L_aeor#i the _arr_.-ctfuse wire
fire or hazard may c._Jr.
3

CAUTI_
ur_o
:r- .......
Ventilate t_ room _r w_ _he room becomes
s_u_ _ f_ with t
_CA_ON
Keep heat sources away from the ur_it; H_gh
:_ a tern
4

CAUTION
In _, _ _ble, _ent d_ sun_ from
ent_ _ rcx_m;draw c_ _ b_s.
/_\. CAUTION
U_ _e timer ly to maintain comfort con-
==. : : :; ;;: :..... .........................
CA_ON
Plea_ read this own_'s manual carefiJlly befo_
ff corC_p_sfl_ _portant s for proper

IUNff D RI_ON .... |
[ I
..................................................................................................................................................................BC_}MA!R _NLET
.....OUTDOORAiROUTLET
6

L _Un_ l :Lights during reservation mode.
• CHECK (Red) :Lights when the optional elec_K_ air
clp__z_erneeds ct'_king.
•AIR CLEAN (G_n): _hts when the optior,_ elec_ air
ctear_r is operating,
The_K _ the MR
Instail_ on st_qda_ un_s and units with
optional a_ive carbon fiker/el_m static
filter.
Install_ on units with _ional e_tric air
c_er.
,,,EMERGENCY s_ch :Can _ _ who'1 the r_te contro!_ _ _
•TEST : Is used only by rr_anto test _ un_ o.
•AIR I__rlton : Press this button _n the "CHECK" _p _ tte ir_Jo_
un_ lights _.
- F_ _e usage of EMERGENCY, T-_ST and _R C_l refer to
TEST AND AIR CLEANING OPERATION, p21,
7

BEFORE OPERATION
i REMOTE CONTROLLER DESCRIPTION
INames and Functionsof the Buttons I
I
®
i _ ON. ':EZ]
oA #OC_
BB"c"_L'"
FLAP FAN
_mm (((®)))
I__ IL'_a:_ra leltTt_
G°" ®_
A_ f - AM 8"
,,,,B.BB,,,B.BB
1ON/OFF BUTTON
If you press this button, the unit starts operation
and press again, stops operation. (You can hear
receiving beep.) If you press this button
immediately after turning off the unit, the
compressor will not operate for 3 minutes to
keep itself from overloading.
2
3
4
TEMPERATURE SETTING BU'I-I'ONS
If you set the desired room temperature, then
the unit will keep the room temperature to the
set temperature. In COOL mode, when the
room temperature is higher than the setting, the
compressor is automatically turned on to
provide cooling effect. When the room
temperature is lower than the setting, the
compressor is automatically turned off to stop
cooling operation. In HEAT mode, when the
room temperature is lower than the setting, the
comlsressor is automatically turned on to
provide heating effect. When the room
temperature is higher than the setting, the
compressor is automatically turned off to stop
heating operation. However the indoor fan will
run to circulate the indoor air even during the
compressor is turned off.
SLEEP TIMER BUTTON
Pressthisbutton to set the sleep timer. (Referto P.19)
OPERATIONMODESELECTINGBUTTON
Press thisbutton to select the desired mode.
In DRY mode, the microcomputer of the unit controls
the indoor fan motor and makes the outdoor unit
automatically turn on and off according to the room
temperature, and the moisture will be removed more
effectively.
In COOL mode, the unit will run the normal cooling
mode. In FAN mode, only the indoorfan will operate
at the selected speed and circulate the room air.
In HEAT mode, the unit will run thenormal heating
mode.
8

5FAN_
_ _ buttonto _ _ _._'_:t _ _ out
ofAUTO,LOW,MED,H_H, andthe _f_
ii :_i!_i¸ii_!
_0 I "
i17¸ ,
7ANDCU_'T _E S
ffyo_._set ON and OFF _, t_ un_'t_
aulom_V_4 _ _ _ _ at _ _,
Adju_ c_er_ time _on/off_e with _e_
b,Jttor_.
!
10 _ _E_
Press _ _c,'l when you _t _rrent t_.
(Refe_to p. t 1.)
11
_s th_ t:_'tto_ _ _ _te control_ _ not
operat_ _T.T,,'erlyor_ _ ._=f._
lop.115
9

[ ;
t ...............................
FLAP F_
Swig upand _wn
1_ _ _Pe_
A_ _ __ _ _
_r_ _o
0C®L
DRY FAN
((®)) ._o,(((®))).,_N
_EP
AUTO_TtG CHANGEOVER
10

IREMOTECONTROLLERPREPARATION i !
I, Replacing Batteries I
1Removethecoverofthe
batterycompartmentatthe
back oftheremotecontroller
by slidingit outinthe
directienof thearrow.
m
Removetheusedbatteries
andinsertnewbatteries.The
remotecontrollerusestwo
alkalinebatteries.(1.5V,
LRO3x2)
Pressthe _ button witha
sharpobject beforedosing
thecoverof the battery
compartmentto resetremote
cor_ollen
NOTE
• Do not use the used batteries or batteries of adifferent type. Such use may cause the unitto
malfunction.
• Changingbatteriesshouldbe doneafterturningoff theunit.
•Theaveragebatterylifeduringnormaluseis approximatelyone year.
• Whenthe air condoner does not operatenormallyafter replacingthe bakeries,removethem, refit
and repressthe _ buttonafter5 seconds.
l,
1Settimj CurrentTime !
Pressthe [_ button with
asharpobj_ andthe
currenttime indi_on
symbolflashes.
Atthe beginning,6:00A.M.is
flashing.
Setthecurrenttime with_e
hourandtheminutebuttons
duringthecurrenttime
indicationisflashing.
Press _ button again.
Theflashingwillstop andthe
currenttimewilt beset.
11

7m
fo_o_ ca_, _h _nd_t_ _ signa! is
}n_ta__ brack_ m t_ _
12

UNIT OPERATION
j AUTOMATICOPERATION ]
itmeansthatthe airconditioneroperates automatically by selecting COOL or HEAT mode and auto-
maticallychanges thefan speed according tothe indoorconditionto keep the room temperature
comfortably.
A
FL_p
N _
_ ,nn
e5
CLOCK _OUR MINUTE
r-1 ©©
o_ RE_ ¢JINCEL
r_O©©
®
®
--Q
PROCEDURE
• Whenthe roomtemperatureiswithin 70°F-84°F.
- If theroomtemperatureislower2°For morethan
the settemperature:HEATmode
- If theroomtemperatureishigher2°F or morethan
the settemperature:COOLmode
Whenthe roomtemperatureislowerthan70°For
higherthan84°F,the unitwill operateheatingor
coolingmode regardlessof theset temperature.
3TEMR(AV)buttons
Setthe temperatureappropriatelyaccordingto
effectivetemperature.
AtthebeginningofAUTOoperation,the
temperatureis setat 77°Fand itwill be
controlledwithin fullrange.
4 FLAPbutt0n
Pressthisbutton to control thedesiredairflow
direction.
1ON/OFFbuz_ton 5
Pressthis buttonandtheunitstartsAUTO
operation.
FANSPEEDbutton
Setthedesiredfanspeed.
Atthe beginning,itisset atAUTO.
2MODE button
Iftheunitisoperatinginanothermode,press
MODEbutton toselectAUTO.
ON/OFFbutton
Pressthis button againto step operation.
NOTE
• Beforestartingoperation,settheswitch ofswitch panelto theREMOTEposition. 1
13

UNIT OPERATION
IMANUALOPERATION I
PROCEDURE
f
ON
O
FLAP PAN
" 6:BB
ON!OFF SLEEP
MODE FAN
CLOCK HOUR MINUTE
r-n ©©
oN OFF RESERV CANCEL
FqEJ 0 0
®
ON/OFFbutton
Press this button and COOL operation is indicated.
• A receiving beep isheard.
• The UNIT ON lamp of the indoor unit display lights
on.
2MODEbutton
Press this button to select the desired operation
mode.
AUTO _ DRY _ COOL _ FAN ---,HEAT
3FANSPEEDbutton
Press this button to select the desired fan speed.
AUTO _ LOW _ MED _ HIGH
,4
HI' TEMR(AV) buttons
Pressthese buttons to set the desired temperature.
5 FLAP button
Press this button to control the desired air flow
direction.
6 ON/OFFbutton
Press this button to stop the unit operation.
• A receiving beep isheard.
• The UNIT ON lamp of the indoor unit display lights
off.
DRY OPERATION
This operation eliminates moisture economically by operating the compressor, indoor and outdoor fan
motor intermittently, so that the room temperature is maintained at set temperature.
14

UNIT OPERATION
I TIMER OPERATION
I ONTimer I PROCEDURE
I
®
0
qg.,-"_,
FLAP FAN
Qo.
"5:BB
ON/OFF SLEEP
MODE FAN FLAP
c;j c-n
,
rTIMER_
oN off RESERVCANCELi
_- ,,j
®
®
1
2
3
4
ONTIMERbutton
Pressthis button.
At the beginning, time isset at 6:00 A.M.
HOUR,MINUTEbuttons
Pressthese buttons to set the operation start-up time
you want duringthe ON Timer symbol isflashing.
RESERV.button
Press this button pointing the remote controller
towards the receiver of the indoor unit.
• A receiving beep is heard.
• TIMER lamp of the indoor unit lights on.
FANSPEED,MODEbuttons
Set the desired operation mode withthese buttons.
IAbout ON Timer I
• When the ON Timer is set, unit monitors the room
temperature before 1 hour from set time to make
the room as set condition at reserved on time
• The actual on time of unit is decided at 0 to 40
minutes earlier than reserved on time according to
the room temperature and size.
NOTE
• The current time is not indicated during the reservation of ON/OFF Timer.
• When you want to know the current time, press the CLOCK button and you can see the current time for 5
seconds.
• If you reserve the ON Timer during operation, the unit will stop operation.
Please cancel the on timer to operate continuously.
(Refer to p.18)
15

1_MER t_
i6

UNIT OPERATION
ICombinationof ON and OFF Timer I
PROCEDURE
Whenyou wanttheoperaUonto startat5:30P.Mand stop
at 10:30P.M.
ReserveONTimerat5:30P.M.
ReserveOFFTimerat 10:30P.M.
Settheoperationmodeasyou want.
Q ON Q OFF
1 2
(_ON (_ OFF
AM F'3- _N lr"l- :I/'3
21
Whenyou wantto stop theoperationat 10:30P.Mand
startagainat 7:30A.M with thesamecondition.
Reserve the OFF Timer at 10:30 P,M during
operation.
Reserve ON Timer at 7:30 A.M.
NOTE
• Refer to p.15-16 for the setting method and referto p. 18 for the cancelling method of ON and OFF
Timer.
• InONand OFFTimeroperation,theearliersettingcomparedtocurrent timewilloperatefirst.
17

UNIT OPERATION
1Cancellation of ON/OFF Timer
®
FLAp FAN
@- ©o,,
"q:30"LO:gD
ON/OFF SLEEP
MODE FAN FLAp
c--I c-n r-n
CLOCK HOUR MINUTE
c-n oo
r'TIMER*I
o. OFF RESERVCANCEL
oc,,-
.-.@
I
PROCEDURE
PressONTIMERbutton incase ofONTimer
cancellation,and pressOFFTIMERbuttonin caseof
OFFTimercancellation.
2PressCANCELbutton pointingtheremotecontroller
towardsthe receiverof the indoorunit.
• A receivingbeep isheard.
•TIMERlampof theindoorunit lightsoff.
J
NOTE
The current time will not be indicatedand the TIMER lamp of the indoor unitwill be on if either ON Timer
or OFF Timer is reserved.
18

ISLEEPTIMER
It can be set more easily to stop the operation and the unit operates as sleep mode.
PROCEDURE
When you want to stop the operation after 3 hours from
now
ON
O
-19.,%
FLAP FAN
ON/OFF SLEEP
1Press this button 3 times
• 3:hr will be displayed and the _ signalwill be
flashing
• After 5 seconds, thestopping time will be displayed.
• Unit operates as sleep mode during 3 hours and
stop the operation.
• When you want to change the reserved time or
cancel, press the SLEEPButton again.
l:hr--> 2:hr-_ 3:hr--_ 7:hr--) Cancel
@ l_Otl
AM _• J'-'_l-1
W-LJU
NOTE
•When the sleep timer is set, the unit will control the setting temperature to avoid overcooling in Cool
operation or overheating in Heat operation.
• When the SLEEP timer is set, the luminosity of unit lamps will be dimly not-to interrupt the sleeping.
• The SLEEP timer can be combined with ON timer (Refer to p.17 for combination)
19