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Soleus Air KFHHP-22 manual

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Table of contents for the manual

  • Page 1

    Introduction and features Model Remarks KFHHP-22 Technical Service Manual for 13SEER DC INVERTER 24K SOLEUSAIR[...]

  • Page 2

    2 C OOL IN G H E A TIN G 23800/ 22000B t u 27000/ 24200B t u 2240 2280 10.18 10.36 1050/ 950/ 880 KFHHP-22 208-230V ~ 1400/ 1300/ 1200 / 3 KFHHP-22-ID 0. 4 3 20 49.8X 16.42X 13.11 62/ 60/ 58 2-0.055 35.5X 0.083X 15 Φ 0.28 φ 4.17 X 35.04 38.6/ 53 46.38 X 12.83X 8.94 52/ 50/ 48 M P 24G A 2 M odel F unct ion Rat ed V olt age Ai r Fl o w Vo l u m e ([...]

  • Page 3

    KFHHP-22-OD C-6RZ 146H1A Rot ary 40 8. 4 1640 1NT 11L-3979 Capillary t hr ot t ling T r ans duc er s t art ing ˄ -10~ 43 ć˅ A lum inum fin- c opper t ube φ 0.3748 2-0.055 26.9X 32X 1.73 780/ 600 60 0. 25 3 / A x ial f an –1 φ 18.11 A uto d e fr o s t T1 I IP2 4 4 / 59/ 58 26.25 Φ 9. 52(3/ 8”) Φ 16( 5/ 8”) 40 100 C o mp r e sso r R L A [...]

  • Page 4

    Components name front panel filter air guider dispaly board front case cover of electrical box remote control display heating cooling run receiver connecting pipe and calbe air outlet grill drain hose manual switch manual switch Outdoor unit Indoor unit[...]

  • Page 5

    4 Overall and installation dimension Overall and installation dimension of indoor unit air inlet grill left tube-exit sign right tube-exit sign top view rear view Ceiling left right KFHHP-22-ID Unit:mm[...]

  • Page 6

    Overall and installation dimension of outdoor unit KFHHP-22-OD unit :mm over over over wrench bolt nut Ggggg 600 600 600 over 600[...]

  • Page 7

    5 5 5 5 5 Electrical diagram The diagram above is subject to change without notice.Please refer to the diagram label on the unit KFHHP-22[...]

  • Page 8

    Function manual and operating method of controller 6.1 Function manual 6.1.1 T emperature p arameters ƹ Room set temperatures(T set) ƹ Room ambient temperatures(T in-amb) 6.1.2 Fundament al function 6.1.2.1 Cooling mode ƽ temperature setting range is 16-30¨C ƽ under this mode, fan motor of indoor unit operates at setting speed. ƽ when compres[...]

  • Page 9

    When unit is in HEA T mode, after sleep mode has been set properly , the preset T set will be increased by 1 ć after the sleep program has run for 1 hour , and T set will be decreased by another 1 ć after 2 hours.T set has been increased by 2 ć totally in two hours Then the unit will run at this temperature and at the set speed. In Auto OR fan m[...]

  • Page 10

    Controller function of out door unit 6.1.1 Parameters of temperature Exhausting gas temperature of outdoor unit(T ex) Ambient temperature of outdoor unit(T am) 6.1.2 Funderment al function of system In wichever mode, once compressor start-up, it can only be close down 6 minutes later at least(not including malfunction protection/mode switch which r[...]

  • Page 11

    ƽ during heating process, when T set ćİ (T in-amb-3) ćİ (T set +2) ć ,the compressor operates in low frequency . during heating process, when (T in-amb-3) ć˚ (T set +2) ć , then compressor stops running. And outdoor fan motor stops in 60s. Notice: It will take 2 minutes to power-of f in 4-way valve when the unit closes down in heating mode[...]

  • Page 12

    If there are 6 continuous times of protection, compressor will stop and can not restart by it self and send signal of error to indoor unit. It can only be rest art by pressing “ON/OFF” button. In operation if operating time of compressor is over 7 minutes, the number of times will be zero cleared. (2) frequency demultiply ing, limit ation of cu[...]

  • Page 13

    6.1. 3.11 The st at us of indica tor in out d oor unit Notice : When the uni t i s powe r-on again, the t im e s o f all the protect ion above (inc luding: ove rload ing protection , high exhausting g as te m p . pro tection o f compre sso r , ove rcurre nt prote ction, mod ule p rotection e tc.) w ill be rese t. D11 Mean ing D12 Mean ing D13 Me an[...]

  • Page 14

    D14 Mean ing D15 Mean ing blink 6 times Unit closing down for m in.frequenc y blink 6 t imes frequ ency of c urrent 12 A last ing f or 2 minut es blink 7 times Unit closing down for PFC pro t e ction blink 7 t imes frequ ency lim iti ng or demult iplyin g for rat e of frequ ency v a riati on out of c ontr o l blink 8 times Unit closing down for com[...]

  • Page 15

    7 7 7 7 7 Disassembly procedures Disassembly procedures for indoor unit Procedures and pictures Disassembly front panel Disassemble guide louver Disassemble filter filter screw electrical box top cover (Refer to figure 7-1) hook front panel Bend the guide louver with strength and let out the hook (Refer to figure 7-3) hook guide louver Push filter [...]

  • Page 16

    Disassemble electrical box Disassemble electrical box cover Disassemble front case Unclench 3 screw covers;then unscrew 6 screws and lift it backward. (Refer to figure 7-4) screws screws hook electrical box cover display board Unscrew the srew fixing the display board and take the board off.Hold the cover and press it to loosen the hook. lift it up[...]

  • Page 17

    Disassemble evaporator assy Disassemble water tray Unloose the clasp fixing water tray;lift and disassemble it (Refer to figure 7-7) hook water tray screws screws clasp clamp Unscrew 2 screws on the clamp and remove the clamp unscew the 2 screws fixing evaporator on left and right side. Take out the evaporator by you hand and push it backward to le[...]

  • Page 18

    Disassemble cross flow fan Disassemble motor take out the bearing on the left and remove the cross flow fan fan bearing cross flow fan screws screws motor press plate Unscrew the screws fixing press plate and take out press plate Unscrew the one M4 screws and remove the motor (Refer to 7-11) (Refer to 7-12) -1 8 -[...]

  • Page 19

    Disassemble top cover Disassemble rear grill Unscrew the 4-self tapping screws on rear side plate and take off the grill. rear grill srews Unsrew the srews around the top voer plate;lift the top cover and remove it top cover srews Disassemble front side plate (Refer to figure 7-14) unsrew the 4 srews around the front side plate and take off it (Ref[...]

  • Page 20

    Disassemble right side plate Disassemble electrical box Disassemble housing case unsrew the screws around the housing case and take off it housing case screws screws cover of electrical box screws screws right side plate unscrew the 7 srews in right side plate,condensor side plate and valve support;lift right side plate and remove it. (Refer to 7-1[...]

  • Page 21

    Disassemble 4-way valve Unscrew the nut holding 4-way coil and remove the coil; Use wet cotton cloth to wrap 4-way valve;unsodler 4 points connecting 4-way valve and remove it. Be quick during the process;try to make the cotton wet all the time.Don't allow the flame to burn the lead-out calbe of compressor Refer to figure 7-22) Disassemble mot[...]

  • Page 22

    Disassemble compressor Unsolder the soldering points between the pipes and compressor;unscrew the three nuts with washers at the foot of compressor;take out the compressor compressor (Refer to figure 7-25) Figure compressor nuts Disassemble valves Unsrew the two screws fixing the big valve;unsoldering the soldering points between the big valve and [...]

  • Page 23

    8 Exploded view and components&part list indoor unit -2 3 - KFHHP-22-ID[...]

  • Page 24

    Par t Code 1 W all-M ount ing F ram e 01252398 1 2 Rear Cas e 22202040 1 3 W at er T ray 20182043 1 4 Rear G rill 01473007 1 5 Upper A ir Def lec t or 10512062 1 6 Lower G uide Louv er 10512063 1 7 S c r ew Cap 242520053 3 8 A ir Louv er 10512030 15 9 S wing Lev er 10582040 3 10 Drain P ipe 05232411 1 11 Cros s F low F an 10352420 1 12 O-Ga s k e t[...]

  • Page 25

    Exploded view of outdoor unit -2 5 - KFHHP-22-OD[...]

  • Page 26

    Par t Code 1 F ront G r ill 01473001 1 2 Hous ing 01433011 1 3 S m all Handle 26235401 1 4 Clapboar d A s s y 01233039 1 5 A x ial F low F an 10335253 1 6 F an M ot or F W 60H 15013704 1 7 M ot or S upport Sub- A s s y 01703087 1 8 Condens er A s s y 01103813 1 9 T em p Sens or S uppor t 24213005 1 10 T op Cov er 01255262 1 11 Rear G rill 01475252 [...]

  • Page 27

    9 T roubleshooting Analysis in this section is used for D.C. Variable Frequency Series. Before analysis, you can diagnose according to the code d isplayed on indoor unit or indicato r display on outdoor unit. (Refer to Malfunction display section). Air conditi oner cannot start up Breaker trippe d or fuse burnt out Air conditioner does not response[...]

  • Page 28

    When unit is cooling or heating, both compressor and outdoor fan don' t run When unit is cooling or heating, the compressor runs b ut outdoor fan doesn't run When cooling or heating, outdoor fan runs, but compressor doesn't run. When cooling or heating, outdoor fan runs, but compressor doesn't run. Fan doesn't run when FAN [...]

  • Page 29

    Improper setting of temperatur e Whether cooling (heating) lo a d is proper Adjust the set temperature Check the estimated load of cooling (heating) Leakage or shortage of refriger ant Leakage occurs between high and low pressure inside compressor Malfunction of four-way valve Partial blockage of capillar y Blockage of cooling s ystem Replace the c[...]

  • Page 30

    water leakage drain hose is blocked or broken replace the drain hose wrap and tight it again adjust the location of fan abnormal things in indoor unit remove it compresoor shakes overly pipes in outdoor unit collides set the pipes apart adjust the washer and tight the bolt metal plates collides tighten the connecting bolt indoor fan collides with o[...]

  • Page 31

    9.2 Malfunction display section Analysis or handling of some malfunction display: 1, Compressor discharge protection: Possible reasons: shortage of refrigerant; block of air filter; poor ventilation or air flow short p ass in condenser; system has noncondensing gas(ge. W ater , air);blockage of capillary (including filter); leakage inside 4-way val[...]

  • Page 32

    7. Module protection : Handling method: Check if the voltage between power module P and N is too low and if the current is too high. In normal condition, voltage between P and N should be about 320V. Normal Abnormal Check power supply circuit of outdoor unit (if PTC resistance rectifying bridge, reactor, capacitance etc. is ok). Temperature of powe[...]