background image

When Trouble Happens

Power lamp flash

times/LED on

PCB flash times

failure description

Reasons

E0

10

Fault in drain system Float switch is open

E1

1

Indoor ambient

temp. sensor failure

Sensor broken down or short circuit for

more than 2m continuously

E2

2

Indoor pipe

temp. sensor failure

Sensor broken down or short circuit for more

than 2m continuously

E3

3

Outdoor ambient

temp. sensor failure

Sensor broken down or short circuit for more

than 2m continuously

E4

4

Outdoor  pipe  or

discharge  temp.

sensor failure

Sensor broken down or short circuit for more

than 2m continuously or outdoor discharge

temp. over 120  for 3 times continuously in

30m

E5

5

overcurrent

Indicate phase failure when been electrified

for  the  first  time,  indicate  overcurrent

protection during working procedure

E6

6

16

High pressure

malfunction

Outdoor high pressure switch acts

Low pressure

malfunction

Outdoor  low  pressure  switch  acts  or  the

proctector on the top of compressor breaks

for protection

E8

8

C o m m u n i c a t i o n

failure  between

indoor PCB and panel

or wired controller

Communication abnormal for more than 4m

continuously

E9

9

C o m m u n i c a t i o n

failure  between

indoor and outdoor

unit

Communication between indoor PCB and

outdoor PCB open for more than 4m

E7

13

Temperature cutoff

protection

System failure. System cooling or heating

function abnormal

12

Failure code list

Failure code

on wired

controller

Summary of Contents for HBU-42CH03

Page 1: ...e air conditioner No 0150500604 C Operation Installation Manual HBU 28CH03 HBU 28HH03 HBU 36HH03 HBU 42CI03 HBU 42CH03 HBU 42HI03 HBU 48CH03 HBU 48HJ03 HBU 48CK03 CASSETTE TYPE AIR CONDITIONER Please...

Page 2: ...Contents Cautions Introduction to Spare Parts Maintenance Trouble Shooting When Trouble Happens Customer Need to know Installation Procedure 1 5 6 7 8 9 10 11 12 13 14 24...

Page 3: ...ylene and the polyethylene foam pads contain no fluorochloric hydrocarbon Consult your local authorities for the name and address of the waste materials collecting centers and waste paper disposal ser...

Page 4: ...oner Do not put fingers or any other things into the inlet outlet and swing louver Do not allow children to play with the air conditioner In no case should children be allowed to sit on the outdoor un...

Page 5: ...to continue using the conditioner will damage the conditioner and may cause electrical shock or fire hazard When need maintenance and repairment call dealer to handle it Incorrect mainten ance and re...

Page 6: ...tted to placed on or stand on outdoor unit The falling of goods and people may cause acci dents Pets and plants should not be blowed directly in the air flow Otherwise will suffer damage Don t operate...

Page 7: ...high salt content in the air c Near to hot spring with high content of sulfide gases d Area with frequent fluctuation of voltage e g factory etc e In vehicles or ships f Kitchen with heavy oil vapour...

Page 8: ...Introduction to Spare Parts 6 adjust air outlet direction by the air direction adjusting button on remote controller Air ourlet blade Suction grill Air filter located in the suction grill...

Page 9: ...r one time B Wash with water Swing off the water and then place in cool place Pull the two handles at the same time slowly draw them out 2 Dismantle air filter Clip cpening Bottom of filter Frame of a...

Page 10: ...n the air filter indoor unit and outdoor unit and cover the unit with dustcoat Pre season Care See that there is no obstacles blocking the air inlet and air outlet of both indoor and outdoor unit to a...

Page 11: ...tobacco absorbed by indoor unit During operation white fog comes out of indoor unit When in COOL or DRY mode a thin water fog can be seen blown out of unit this is the condensed fog because the sudden...

Page 12: ...et ride of the excess heat indoor fan will continue running for a while after unit autom atically stops Water or vapor generated from the outdoor unit during heating Please check the following things...

Page 13: ...in the room Sunlight direct into the room Too crowed in the room Cooled air blown out when heating When the air conditioner does not operate properly after you have checked the above mentioned items...

Page 14: ...e temp over 120 for 3 times continuously in 30m E5 5 overcurrent Indicate phase failure when been electrified for the first time indicate overcurrent protection during working procedure E6 6 16 High p...

Page 15: ...ter installation please use the air conditioner according to the specification in the operation manual Using Directions Adjust suitable airflow direction Avoid direct sunlight and airflow Keep the pro...

Page 16: ...ife 9 Pincers 10 Leakage detector or soapy water 11 Band tape 12 Scraper 13 Refrigerant oil The installation tools listed in the following sheet can be used as required The following parts mentioned i...

Page 17: ...t falling down may happen Unit should be placed on a place strong enough to hold the unit Or unit will fall down causing injuries When install the unit take in consideration of storms typhoom earthqua...

Page 18: ...ntenance Indoor and outdoor unit piping length is within limit Refer to Installation Manual for outdoor unit Indoor and outdoor unit power cable inter unit cable are at least 1 m away fromT V radio Th...

Page 19: ...g bolts 790 Distance between suspending bolts 890 890 Ceiling opening Ceiling opening A 20 Over drain pipe 950 Ornament panel 890 Ceiling opening 840 Indoor unit 780 Distance between suspending bolts...

Page 20: ...e sure to use nut and washer at both ends of the bracket Fix the bracket firmly 2 Adjust the height and position of the unit Refer to preparation for the installation 1 3 Proceed with 3 and 4 of In th...

Page 21: ...insulator with seal Refrigerant piping 5 19 Table 1 7 Apple refrigerant oil Torque spanner spanner Piping joing Flare nut Clamp Gas pipe Liquid pipe Insulator accessory For liquid pipe Insulator acce...

Page 22: ...uch force on it Installation of water drainage pipe 6 Note 20 Use the self provided stiff pipe and clamp 1 with unit Insert water pipe into water plug until it reaches the white tape Tighten the clip...

Page 23: ...cting hole Watering can of plastic pipe should be about 100 mm long 100mm Water drainage port for maintenance Drain water from this hole Self provided stiff pipe Inspecting hole NOTE L N and 1 2 are e...

Page 24: ...match that on terminal block 1 Prepare ornament panel Handling of ornament panel Ornament panel shall not be placed face down or against wall neither on an uneven object Don t bend carelessly the swi...

Page 25: ...connecting Side of ornament panel Side of indoor unit Check whether indoor unit is horizontal with leveler or polythene pipe filled with water and check that the dimension of the ceiling opening is co...

Page 26: ...ount Unit might fall down make vibration or noise This may lead to gas shortage Dew or water drop may occur Dew or water drop may occur Problem may occur or parts got burned Problem may occur or parts...

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