background image

52

52

Descr

ipt

ion des codes d'er

reur

Circuit ouvert ou court-circuit du capteur

de température de l'évaporateur

Circuit ouvert ou court-circuit du capteur

de température du retour d'air

Erreur de communication du panneau

de commande

Protection contre la surchauffe du

compresseur

F1

F2

P6

H3

Circuit ouvert ou court-circuit du capteur de

température de la soupape de liquide de 

l’appareil intérieur

Les appareils intérieur et extérieur ne

sont pas compatibles

B5

LP

Circ

uit o

uve

rt o

u co

urt-

circ

uit d

u ca

pte

ur d

e te

mpé

-

rat

ure

 de

 la 

sou

pap

e d

e g

az d

e l’a

ppa

reil

 int

érie

ur

Câble de communication mal raccordé

ou erreur du détendeur

B7

DN

Circuit ouvert ou court-circuit du capteur

de température du MPI

Mode de fonctionnement conflictuel

P7

E7

Circuit ouvert ou court-circuit du capteur

de température ambiante à l’extérieur

Évacuation

F3

FO

C5

H1

Circuit ouvert ou court-circuit du capteur de 

température du mi-tube du condensateur de 

l’appareil extérieur

Problème de cavalier

F4

Circuit ouvert ou court-circuit du capteur

de température de refoulement

Dégivrage forcé

F5

LC

Erreur de communication intérieur-extérieur

Démarrage du compresseur défaillant

E6

E4

Protection de sous tension du bus CC

Protection contre les températures de

refoulement élevées

PL

E8

Protection de surtension du bus CC

Protection contre les surcharges

PH

E5

Erreur du circuit de détection du courant

du compresseur

Protection contre les surcharges pour

l’appareil

U1

P5

Protection contre la démagnétisation du 

compresseur

Protection contre les surcharges de courant

de phase

HE

H7

Protection de la CFP

Désynchronisation du compresseur

HC

H5

Protection de la température du MPI

Protection ampère-métrique du MPI

P8

LD

Protection contre les surcharges 

électriques

Protection contre le renversement du sens

du courant de phase ou la perte du courant

de phase du compresseur

L9

F8

Protection contre le manque ou le 

blocage du courant de charge

Fréquence restreinte ou réduite de la protec-

tion ampère-métrique de l’appareil

F0

EN

Erreur de chargement du condensateur

Fréquence restreinte ou réduite de la

protection ampère-métrique du MPI

PU

F9

Protection contre la haute pression

Fréquence restreinte ou réduite de la

température de refoulement élevée

E1

FH

Protection contre la basse pression

Fréquence restreinte ou réduite de la

protection antigel

E3

F6

Retardement du compresseur

Fréquence restreinte ou réduite de la

protection contre les surcharges

LE

EU

Survitesse

Fréquence restreinte ou réduite de la

protection de la température du MPI

LF

E9

Erreur du capteur de température du 

panneau de commande

Niveau d’eau de l’appareil intérieur atteint

PF

E2

Protection du contacteur de courant alternatif

Protection antigel

P9

PP

Protection contre la dérive de température

Tension d’entrée du courant alternatif 

anormale

PE

U5

Protection du raccordement du capteur

Erreur du circuit de détection du courant de

l’appareil

PD

U7

Erreur de baisse de tension du bus CC

Erreur de renversement de soupape à 4 voies

U3

H6

Erreur de protection du ventilateur 

extérieur 1

Retardement du moteur

L3

U8

Erreur de protection du ventilateur 

extérieur 2

Problème de moteur intérieur

LA

DEFINITION OF ERROR CODES

Return air temperature sensor open/

short circuited

Evaporator temperature sensor

open/short circuited

Drive board communication error

Compressor overheating protection

F1

F2

P6

H3

Indoor unit liquid valve temperature 

sensor open/short circuited

Indoor and outdoor units not matched

B5

LP

Indoor gas valve temperature sensor

open / short circuited

Communication line misconnected or 

expansion valve error

B7

DN

IPM temperature sensor open/short 

circuited

Running mode conflict

P7

E7

Outdoor ambient temperature sensor

open/short circuited

Pump-down

F3

FO

C5
H1

Outdoor unit condenser mid-tube tempe-

rature sensor open/short circuited

Jumper Error

F4

Discharge temperature sensor open/short

circuited

Forced defrosting

F5

LC

Indoor-outdoor communication error

Compressor startup failure

E6

E4

DC bus under-voltage protection

High discharge temperature protection

PL

E8

DC bus over-voltage protection

Overload protection

PH

E5

Compressor phase current sensing circuit

error

Whole unit over-current protection

U1

P5

Compressor demagnetization protection

Over phase current protection

HE

H7

PFC protection

Compressor desynchronizing

HC

H5

IPM temperature protection

IPM current protection

P8

LD

Over-power protection

Compressor phase loss/reversal

protection

L9

F8

System  charge  short age  or  blockage 

protection

Frequency restricted/reduced with

whole unit current protection

F0

EN

Capacitor charging error

Frequency restricted/reduced with IPM

current protection

PU

F9

High pressure protection

Frequency restricted/reduced with high

discharge temperature

E1

FH

Low pressure protection

Frequency restricted/reduced with anti-

freezing protection

E3

F6

Compressor stalling

Frequency restricted/reduced wit h

overload protection

LE

EU

Over-speeding

Frequency restricted/reduced with IPM

temperature protection

LF

E9

Drive board temperature sensor error

Indoor unit water full 

PF

E2

AC contactor protection

Anti-freezing protection

P9

PP

Temperature drift protection

AC input voltage abnormal

PE

U5

Sensor connection protection

Whole unit current sensing circuit error

PD

U7

DC bus voltage drop error

4-way valve reversing error

U3

H6

Outdoor fan 1 protection error

Motor stalling

L3

U8

Outdoor fan 2 protection error

PG motor zero-crossing protection

LA

00708_Owner's manual Lomo_Mise en page 1  15-03-03  14:52  Page57

Summary of Contents for LOMO 23 Series

Page 1: ...our product Please read this owner s manual carefully before operating the unit and keep it for future reference GWC09QB D3DNA6E GWH09QB D3DNA6E GWC12QC D3DNA6E GWH12QC D3DNA6E GWC18QD D3DNA6E GWH18QD D3DNA6E GWC24QE D3DNA6E GWH24QE D3DNA6E ...

Page 2: ......

Page 3: ...equirements for electric connection 23 Installation Installation of indoor unit 24 Installation of outdoor unit 29 Vacuum pumping 32 Leakage detection 32 Check after installation 33 Test and operation Test operation 33 Attachment Configuration of connection pipe 34 Pipe expanding method 36 Wired Controller 37 This appliance is not intended for use by persons including children with reduced physica...

Page 4: ......

Page 5: ...e made by children Do not connect air conditioner to multi purpose socket Otherwise it may cause fire hazard Do disconnect power supply when cleaning air conditioner Otherwise it may cause electric shock If the supply wire is damaged it must be replaced by the manufacturer its service agent or similarly qualified persons in order to avoid a hazard Do not wash the air conditioner with water to avoi...

Page 6: ......

Page 7: ...se it may cause malfunction An all pole disconnection switch having a contact separation of at least 3mm in all poles should be connected in fixed wiring Air Conditioner should be properly grounded Incorrect grounding may cause electric shock Make sure the power supply matches with the requirement of air conditioner Unstable power supply or incorrect wiring may cause mal function of the unit elect...

Page 8: ......

Page 9: ... the fence around the outdoor unit for safety purpose The indoor unit should be installed close to the wall Instructions for installation and use of this product are provided by the manufacturer Working temperature range Indoor side DB WB C Outdoor side DB WB C Maximum cooling NOTICE The operating temperature range outdoor temperature for cooling only unit is 18 0 4 F 46 1 115 F for heat pump unit...

Page 10: ......

Page 11: ...LED color indicator Green status ON Red status OFF Mode LED color indicator White W Cool Mode Red R Heat Mode Green G Dry Mode drying indicator display Display and icons position may vary with models W R G W R O For some model receiver window display only for heating mode temp indicator Power LED color indicator Green status ON Red status OFF Mode LED color indicator White W Cool Mode Red R Heat M...

Page 12: ......

Page 13: ...eration mode In unit on status press MODE button to select operation mode in following sequence No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Button name ON OFF TURBO MODE I FEEL TEMP LIGHT X FAN SLEEP CLOCK TOFF TON FAN Function Turn on or turn off the unit Set turbo function Set operation mode Set up down swing status Set I FEEL function Switch temperature displaying type on the unit s display Set h...

Page 14: ......

Page 15: ...ion absorbing the dusts and killing the bacteria in the room 5 Setting turbo function 6 Setting light function 7 Viewing ambient temperature 8 Setting X FAN function In cool or dry mode press X FAN button to set X FAN function When is displayed X FAN function is on When you cancel the function by pressing again the button the icon will disappear When X FAN function is on after you have pressed the...

Page 16: ......

Page 17: ...he button and any operation on the button is invalid 2 Switching temperature scale In unit off status press MODE button and button simultaneously to switch temperature scale between and 3 Setting energy saving function In unit on status and under cool mode press CLOCK and TEMP buttons simultaneously to enter energy saving mode u When is displayed energy saving function is on u When is not displaye...

Page 18: ......

Page 19: ...ean the air conditioner Clean surface of indoor unit If the remote control is lost or damaged please use auxiliary button to turn on or turn off the air conditioner As shown in the figure open the panel press the auxiliary button to turn on or turn off the air conditioner When the air conditioner is turned on it will operate under auto mode When the surface of indoor unit is dirty it is recommende...

Page 20: ......

Page 21: ...any packing materials are recyclable Please dispose of them in appropriate recycling bin 2 If you want to get rid of the air conditioner please contact local dealer or recycling service center for the correct disposal method 1 Check that air inlets and air outlets are not blocked 2 Check if circuit breaker and connection are in good condition 3 Check that filters are clean 4 Check that drainage pi...

Page 22: ......

Page 23: ...per range Doors and windows are open Close doors and windows Adjust temperature to proper range Clean the filter Wait until the voltage resumes to normal Your required temperature exceeds the set temperature range Temperature can t be adjusted under auto mode Please switch the operation mode if you need to adjust temperature Set temperature range 15 C 3o C This is because indoor air is cooled rapi...

Page 24: ......

Page 25: ...lified professionals for service It can be eliminated after restarting the unit If not please contact qualified professionals for service It can be eliminated after restarting the unit If not please contact qualified professionals for service Please contact qualified professionals for service Please contact qualified professionals for service F2 Please contact qualified professionals for service W...

Page 26: ......

Page 27: ...e following places may cause malfunction If it is unavoidable please consult your local dealer or a certified technician 1 A place with strong heat sources vapors flammable or explosive gas or volatile objects spread in the air 2 A place with high frequency devices such as welding machine medical equipment 3 A place near coast area 4 A place with oil or fumes in the air 5 A place with sulphurous g...

Page 28: ......

Page 29: ...nt out the screw fixing holes on the wall 2 Drill the screw fixing holes on the wall with the impact drill the specifica tion of drill head should be the same as the plastic expansion particle and then fill the plastic expansion particles in the holes 3 Fix the wall mounting frame on the wall with tapping screws ST4 2X25TA and then check if the frame is firmly installed by pulling the frame If the...

Page 30: ......

Page 31: ...ind the joint with tape 1 Open the panel remove the screw on the wiring cover and then take down the cover Note Add insulating pipe in the indoor drain hose in order to prevent condensation The plastic expansion particles are not provided 30 40 4 open end wrench union nut pipe torque wrench indoor pipe outlet pipe drain hose tape outlet pipe drain hose drain hose insulating pipe panel screw wiring...

Page 32: ......

Page 33: ... pipe and then make them pass through the wall hole 2 Hang the indoor unit on the wall mounting frame 3 Stuff the gap between pipes and wall hole with sealing gum 4 Fix the wall pipe 5 Check if the indoor unit is installed firmly and close to the wall 3 Bind them evenly 4 The liquid pipe and gas pipe should be bound separately at the end connection pipe indoor units gas pipe indoor and outdoor pow...

Page 34: ......

Page 35: ...door pipes Step five connect outdoor eletric wire 1 Remove the screw on the right handle of outdoor unit and then remove the handle 1 Remove the wire clip connect the power connection wire and signal control wire only for heating unit to the wiring terminal according to the color fix themwith screws Note the wiring board is for reference only please refer to the actual one 3 Pretighten the union n...

Page 36: ......

Page 37: ...ins in 0 1 MPa If the pressure decreases there may be leakage 5 Remove the piezometer open the valve core of liquid valve and gas valve completely with inner hexagon spanner 6 Tighten the screw caps of valves and refrigerant charging vent 1 With a leakage detector check if there is leakage 2 If leakage detector is not available please use soap water for leakage detection Apply soap water at the su...

Page 38: ......

Page 39: ...pe and max rising difference Cooling capacity Max length of connection pipe Max rising difference 20 10 9000Btu h 2637W 20 10 12000Btu h 3516W 25 10 18000Btu h 5274W 24000Btu h 7032W Cooling capacity Max length of connection pipe Max rising difference 25 10 30 10 30 20 28000Btu h 8204W 36000Btu h 10548W 30 20 42000Btu h 12306W 30 20 48000Btu h 14064W ...

Page 40: ......

Page 41: ...er F Inspection Check the quality of expanding port If there is any blemish expand the port again according to the steps above 6 6 35 1 4 Note A varies according to the diameter please refer to the sheet below B Remove the burrs Remove the burrs with shaper and prevent the burrs from getting into the pipe C Put on suitable insulating pipe D Put on the union nut Remove the union nut on the indoor c...

Page 42: ......

Page 43: ...temperature On Off or Mode is shielded by the remote monitor Turbo function Memory function the indoor unit resumes the original setting after power failure and power recovery Blinks under ON status of the unit without touching any button Energy saving function not available for this unit Ambient Preset temperature value Blow function Time value Cooling mode Sleep function only Sleep 1 Fan mode Lo...

Page 44: ......

Page 45: ...n off button has been pressed again 3 2 Mode Setting When the unit is on press Mode to change operating modes in the following se quence 3 3 Temperature Setting Press or to increase decrease the preset temperature Hold either button down to increase or decrease the temperature by 1 every 0 5 sec as shown in Fig 6 In the Cool Dry Fan or Heat mode the temperature setting range is 16 30 In Auto mode ...

Page 46: ......

Page 47: ...er button is held down the time setting will increase decrease by 0 5 hr every 0 5 sec Fig 8 Setting Timer When Unit Is on Turn on the unit without setting timer Press Timer button to set Press on to set the timer time Press on Enter Cancel to exit the timer mode Press Timer button to cancel timer setting ...

Page 48: ......

Page 49: ... 1 hr and 1 after another 1 hr After that the unit will continue to run at this temperature When running in the Heat mode the temperature will decrease by 1 when the unit has been in Sleep 1 for 1 hr and 1 after another 1 hr After that the unit will continue to run at this temperature How to set the Sleep function is shown in Fig 10 3 7 Sleep Setting Turn on the unit without turning on sleep Press...

Page 50: ......

Page 51: ...n to enter the E heater setting interface Press Enter Cancel to cancel this function If the E heater function is not activated press Function to enter the E heater setting interface Press Enter Cancel to turn it on How to set this function is shown in Fig 12 10 10 Auxilliary electric hea ting function is automati cally on in Heating mode Press Function button into this function Press Function unti...

Page 52: ......

Page 53: ...ry switch When the unit is off press Mode and at the same time for 5 sec to switch between Memory On and Memory Off When this function is activated Memory will be displayed If this function is not set the unit stays off after a power failure and power recovery Memory recovery If this function has been set for the wired remote control the wired remote control after power failure will resume its ori...

Page 54: ......

Page 55: ... line from the installation holes and then pass it through the rectangular hole behind the soleplate on the wired remote control 3 Attach the wired remote control soleplate to the wall over the installation hole and then affix it with M 4X25 screws 4 Insert the twisted four core pair line into the slot on the wired remote control and then buckle the front panel and the soleplate together 5 Finally...

Page 56: ......

Page 57: ... P5 Compressor demagnetization protection Over phase current protection HE H7 PFC protection Compressor desynchronizing HC H5 IPM temperature protection IPM current protection P8 LD Over power protection Compressor phase loss reversal protection L9 F8 System charge short age or blockage protection Frequency restricted reduced with whole unit current protection F0 EN Capacitor charging error Freque...

Page 58: ......

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