Troubleshooting Guide

ManualsBrandsPioneer ManualsHeating9,000 BTU 3/4 Ton 21.5 SEER2 Ductless Mini Split Air Conditioner Heat Pump Variable Speed DC Inverter+ System 110/120V

Table Of Contents

01 Cover Page
02 Table of Contents
03 Table of Contents
04 Safety Precautions
05 Safety Precautions
06 Safety Precautions
07 Safety Precautions
08 Safety Precautions
09 Safety Precautions
10 Specs 01: Contents
11 Specs 02: Model References
12 Specs 03: Refrigerant Pipe
13 Specs 04: Refrigerant Cycles
14 Specs 05: Refrigerant Cycles
15 Specs 06: Refrigerant Cycles
16 Specs 07: Refrigerant Cycles
17 Specs 08: Electrical Wiring Diagrams
18 Specs 09: Electrical Wiring Diagrams
17 Specs 10: Electrical Wiring Diagrams
20 Specs 011: Electrical Wiring Diagrams
21 Specs 012: Electrical Wiring Diagrams
22 Specs 013: Electrical Wiring Diagrams
23 Specs 014: Electrical Wiring Diagrams
24 Specs 015: Electrical Wiring Diagrams
25 Specs 016: Electrical Wiring Diagrams
26 Specs 017: Electrical Wiring Diagrams
27 Specs 018: Electrical Wiring Diagrams
28 Specs 019: Electrical Wiring Diagrams
29 Specs 020: Electrical Wiring Diagrams
30 Specs 021: Electrical Wiring Diagrams
31 Specs 022: Electrical Wiring Diagrams
32 Specs 023: Electrical Wiring Diagrams
33 Specs 024: Electrical Wiring Diagrams
34 Features 01: Contents
35 Features 02: Display
36 Features 03: Safety
37 Features 04: Basic Functions
38 Features 05: Basic Functions
39 Features 06: Basic Functions
40 Features 07: Basic Functions
41 Features 08: Basic Functions
42 Maintenance 01: Contents
43 Maintenance 02: Installation Check
44 Maintenance 03: Installation Check
45 Maintenance 04: Refrigerant Recharging
46 Maintenance 05: Reinstallation
47 Maintenance 06: Air Purging with Vacuum
48 Maintenance 07: Evacuation
49 Maintenance 08: Refrigerant Charging
50 IDU Disassembly 01: Contents
51 IDU Disassembly 02: Dimensions
52 IDU Disassembly 03: 9-24 Front Panel
53 IDU Disassembly 04: 9-24 Front Panel
54 IDU Disassembly 05: 9-24 Front Panel
55 IDU Disassembly 06: 9-24 Front Panel
56 IDU Disassembly 07: 9-24 Front Pane
57 IDU Disassembly 08: 9-24 Front Panel
58 IDU Disassembly 09: 9-24 Electrical
59 IDU Disassembly 10: 9-24 Electrical
60 IDU Disassembly 11: 9-24 Electrical
61 IDU Disassembly 12: 9-24 Electrical
62 IDU Disassembly 13: 9-24 Evaporator
63 IDU Disassembly 14: 9-24 Evaporator
64 IDU Disassembly 15: 9-24 Fan Motor
65 IDU Disassembly 16: 9-24 Fan Motor
66 IDU Disassembly 17: 9-24 Louver Motor
67 IDU Disassembly 18: 9-24 Drain Hose
68 IDU Disassembly 19: 30-36 Front Panel
69 IDU Disassembly 20: 30-36 Front Panel
70 IDU Disassembly 21: 30-36 Front Panel
71 IDU Disassembly 22: 30-36 Front Panel
72 IDU Disassembly 23: 30-36 Front Panel
73 IDU Disassembly 24: 30-36 Front Panel
74 IDU Disassembly 25: 30-36 Electrical
75 IDU Disassembly 26: 30-36 Electrical
76 IDU Disassembly 27: 30-36 Electrical
77 IDU Disassembly 28: 30-36 Electrical
78 IDU Disassembly 25: Evaporator
79 IDU Disassembly 26: Evaporator
80 IDU Disassembly 27: Fan Motor
81 IDU Disassembly 28: Louver Motor
82 IDU Disassembly 29: Louver Motor
83 IDU Disassembly 30: Drain Hose
84 ODU Disassembly 01: Contents
85 ODU Disassembly 02: Reference Table
86 ODU Disassembly 03: Dimensions
87 ODU Disassembly 04: Dimensions
88 ODU Disassembly 05: Dimensions
89 ODU Disassembly 06: Dimensions
90 ODU Disassembly 07: Panel Plate
91 ODU Disassembly 08: Panel Plate
92 ODU Disassembly 09: Panel Plate
93 ODU Disassembly 10: Panel Plate
94 ODU Disassembly 11: Panel Plate
95 ODU Disassembly 12: Panel Plate
96 ODU Disassembly 13: Panel Plate
97 ODU Disassembly 14: Panel Plate
98 ODU Disassembly 15: Panel Plate
99 ODU Disassembly 16: Electrical
100 ODU Disassembly 17: Electrical
101 ODU Disassembly 18: Electrical
102 ODU Disassembly 19: Electrical
103 ODU Disassembly 20: Fan
104 ODU Disassembly 21: Fan
105 ODU Disassembly 22: Insulation
106 ODU Disassembly 23: Four Way Valve
107 ODU Disassembly 24: Compressor
108 ODU Disassembly 25: Compressor
109 T/S 01: Contents
110 T/S 02: Contents
111 T/S 03: Safety Caution
112 T/S 04: Error Codes
113 T/S 05: Error Codes
114 T/S 06: Error Codes
115 T/S 07: Complaint Record Form
116 T/S 08: Complaint Record Form
117 T/S 09: Information Inquiry Status
118 T/S 10: Information Inquiry Status
119 T/S 11: Information Inquiry Status
120 T/S 12: Information Inquiry Status
121 T/S 13: Field Maintenance
122 T/S 14: Remote Maintenance
123 T/S 15: Remote Maintenance
124 T/S 16: Field Maintenance
125 T/S 17: Field Maintenance
126 T/S 18: Quick Maintenance
127 T/S 19: E0 EH00 EH0A F4 EC51
128 T/S 20: E1 EL01
129 T/S 21: E1 EL01
130 T/S 22: E2 EH02
131 T/S 23: E3 EH03 F5 EC07
132 T/S 24: Fan Motors Check
133 T/S 25: Fan Motors Check
134 T/S 26: E4 EH60 E5 EH61 F1 EC53 F2 EC52 F3 EC54 F6 EC56
135 T/S 27: E7 EH0b
136 T/S 28: EC EL0C
137 T/S 29: F0 PC08
138 T/S 30: P0 PC00
139 T/S 31: P1 PC01
140 T/S 32: P2 PC02
141 T/S 33: P2 PC02
142 T/S 34: P4 PC04
143 T/S 35: P6 PC03
144 T/S 36: P6 PC03
145 T/S 37: Sensors; Compressor Check
146 T/S 38: Compressor Check
147 T/S 39: IPM
148 T/S 40: Four Way Valve Check
149 T/S 41: EEV Check
150 Apendix 01: Contents
151 Appendix 02: Temp Sensor Resistance Values
152 Appendix 03: Temp Sensor Resistance Values
153 Appendix 04: System Pressure
154 Appendix 05: System Pressure
155 Appendix 06: System Pressure

Procedure Illustration

1) Turn off the air conditioner and the

power breaker.

2) Remove the screw of the big handle

and then remove the big handle

(1-3 screws) (see Fig. 1).

3) Remove the screws of the top cover

and then remove the top cover (4

screws). One of the screws is located

underneath the big handle (see Fig. 2).

Figure 1

Figure 2

Big Handle

Top Cover

 Outdoor Unit Disassembly 7 

Note: This section is for reference only. Actual unit appearance may vary.

Scope of Models Covered:

YN009GMFI22RPE / YN009GMFI20RPD / YN012GMFI22RPE / YN012GMFI20RPD / YN018GMFI20RPD

YN009AMFI22RPE / YN009AMFI20RPD / YN012AMFI22RPE / YN012AMFI20RPD

(Some Models) 3 Screws

3. Outdoor Unit Disassembly

3.1. Panel Plate Disassembly

3.1.1. Panel Plate Disassembly (PT-1, PT-2)