E9 to E28 NKR Service Manual.pdf - Industrial Air

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8.2.2 CU-E15NKR CU-E18NKR 46
8.2.3 CU-E21NKR 47
Page 1 and 2: Order No: PAPAMY1207090CE Indoor Un
Page 3 and 4: 1. Safety Precautions Read the fol
Page 5 and 6: 2. Specification Cooling Heating Mo
Page 7 and 8: Drain Hose Indoor Heat Exchanger Ou
Page 9 and 10: Indoor Fan Outdoor Fan Speed Type C
Page 11 and 12: Cooling Heating Model Indoor CS-E12
Page 15 and 16: Indoor Fan Outdoor Fan Speed Indoor
Page 21 and 22: Indoor Fan Outdoor Fan Speed Indoor
Page 27 and 28: Indoor Fan Outdoor Fan Speed Type C
Page 29 and 30: 3. Features Inverter Technology o
Page 31 and 32: 5. Dimensions 5.1 Indoor Unit 5.1.1
Page 33 and 34: 5.2 Outdoor Unit 5.2.1 CU-E7NKR CU-
Page 35 and 36: 6. Refrigeration Cycle Diagram 6.1
Page 37 and 38: 6.3 CU-E15NKR CU-E18NKR 37
Page 39 and 40: 6.5 CU-E24NKR CU-E28NKR 39
Page 41 and 42: 7.2 CU-E15NKR CU-E18NKR CU-E21NKR 4
Page 43 and 44: 7.4 CU-E28NKR 43
Page 45: 8.2 Outdoor Unit 8.2.1 CU-E7NKR CU-
Page 49 and 50: 8.2.5 CU-E28NKR 49
Page 51 and 52: 9.2 Outdoor Unit 9.2.1 CU-E7NKR CU-
Page 53 and 54: 9.2.3 CU-E21NKR 53
Page 55 and 56: 9.2.5 CU-E28NKR 55
Page 57 and 58: 10.1.3 Receiver Printed Circuit Boa
Page 59 and 60: 10.2 Outdoor Unit 10.2.1 CU-E7NKR C
Page 61 and 62: 10.2.3 CU-E21NKR CU-E24NKR 61
Page 63 and 64: 10.2.5 Noise Filter Printed Board (
Page 65 and 66: 11.2 Indoor Unit 11.2.1 How to Fix
Page 67 and 68: 11.2.4 Connect the Cable to the Ind
Page 69 and 70: 11.3 Outdoor Unit 11.3.1 Install th
Page 71 and 72: 6 Secure the power supply cord and
Page 73 and 74: 12.2 Indoor Unit 12.2.1 How to Fix
Page 75 and 76: 12.2.4 Connect the Cable to the Ind
Page 77 and 78: 12.3 Outdoor Unit 12.3.1 Install th
Page 79 and 80: 4 Connecting cable between outdoor
Page 81 and 82: 13.1.5 Automatic Operation This mo
Page 83 and 84: 13.4 Airflow Direction There are t
Page 85 and 86: Control contents o Fan speed manual
Page 87 and 88: Remote Control Receiving Sound o No
Page 89 and 90: ECO NAVI stop conditions: o When EC
Page 91 and 92: 13.13.1.7 Setting Position Judgment
Page 93 and 94: 13.13.2.2 Infrared Sensor Abnormali
Page 95 and 96: 13.13.3.3 Judge Ambient Condition
Page 97 and 98:
14. Protection Control 14.1 Protect
Page 99 and 100:
14.1.7 Low Frequency Protection Con
Page 101 and 102:
14.3.4 Low Temperature Compressor O
Page 103 and 104:
4 REMOTE CONTROL RECEIVING SOUND OF
Page 105 and 106:
16. Troubleshooting Guide 16.1 Refr
Page 107 and 108:
16.2 Breakdown Self Diagnosis Funct
Page 109 and 110:
109
Page 111 and 112:
16.4.2 H12 (Indoor/Outdoor Capacity
Page 113 and 114:
16.4.4 H15 (Compressor Temperature
Page 115 and 116:
16.4.6 H19 (Indoor Fan Motor - DC M
Page 117 and 118:
16.4.8 H25 (e-ion Air Purifying Sys
Page 119 and 120:
16.4.10 H28 (Outdoor Pipe Temperatu
Page 121 and 122:
16.4.12 H32 (Outdoor Heat Exchanger
Page 123 and 124:
16.4.14 H34 (Outdoor Heat Sink Temp
Page 125 and 126:
16.4.16 H37 (Outdoor Liquid Pipe Te
Page 127 and 128:
16.4.18 H98 (Indoor High Pressure P
Page 129 and 130:
16.4.20 F11 (4-way valve Abnormalit
Page 131 and 132:
16.4.22 F90 (Power Factor Correctio
Page 133 and 134:
16.4.24 F93 (Compressor Rotation Fa
Page 135 and 136:
16.4.26 F96 (IPM Overheating) Malfu
Page 137 and 138:
16.4.28 F98 (Input Over Current Det
Page 139 and 140:
17. Disassembly and Assembly Instru
Page 141 and 142:
17.1.1.4 To remove control board 17
Page 143 and 144:
17.2 CS-E18NK CS-E21NK CS-E24NK CS-
Page 145 and 146:
17.2.1.4 To remove discharge grille
Page 147 and 148:
17.3 Outdoor Electronic Controller
Page 149 and 150:
17.3.3 CU-E24NKR 1 Remove the 4 scr
Page 151 and 152:
Piping Length Characteristic [Condi
Page 153 and 154:
Page 155 and 156:
Page 157 and 158:
Page 159 and 160:
Page 161 and 162:
Page 163 and 164:
Page 165 and 166:
Page 167 and 168:
Page 169 and 170:
Page 171 and 172:
Page 173 and 174:
Page 175 and 176:
Page 177 and 178:
Page 179 and 180:
Page 181 and 182:
Page 183 and 184:
CU-E12NKR INDOOR OUTDOOR TEMPERATUR
Page 185 and 186:
CU-E24NKR INDOOR OUTDOOR TEMPERATUR
Page 187 and 188:
REF NO. PART NAME & DESCRIPTION QTY
Page 189 and 190:
REF NO. PART NAME & DESCRIPTION QTY
Page 191 and 192:
REF. NO. DESCRIPTION & NAME QTY. CU
Page 193 and 194:
Page 195 and 196:
19.2.3 CU-E21NKR Note The above exp
Page 197 and 198:
68 SHOCK ABSORBER (LEFT) 1 CWG71288
Page 199 and 200:
Page 201 and 202:
19.2.5 CU-E28NKR 201
Page 203 and 204:
Note The above exploded view is for
Page 205:
70 SHOCK ABSORBER (LEFT) 1 CWG71285
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