DOMUSA DUAL CLIMA 12HT Manuals

Manuals and User Guides for DOMUSA DUAL CLIMA 12HT. We have 1 DOMUSA DUAL CLIMA 12HT manual available for free PDF download: Service Manual

DOMUSA DUAL CLIMA 12HT Service Manual (164 pages)

Aerothermal Heat Pump

Brand: DOMUSA | Category: Heat Pump | Size: 14 MB

Table of Contents
4
Safety Warnings
6
Warnings about the Installation
6
Heat Pump Refrigerant Warnings
7
Transport, Storage and Handling Warnings
8
Personal Safety Warnings
8
Freeze Protection Warnings
9
Technical Characteristics Table
10
List of Components and Spare Parts
11
Dual Clima 6Ht
11
Exterior Covers
11
Water Circuit
13
Electric Box
15
Dual Clima 9Ht
16
Dual Clima 12Ht
21
Dual Clima 16Ht
26
Dual Clima 16Htt
31
Characteristics of the Components
36
Electronic Expansion Valve
37
Liquid Manifold
37
4-Way Valve
38
Suction Accumulator
38
Compressor
39
Low Pressure Sensor
40
High Pressure Sensor
40
Fan
41
Plate Heat Exchanger
41
Discharge Temperature Probe
42
Evaporator Temperature Probe
42
External Temperature Probe
43
Suction Temperature Probe
43
Return Temperature Probe
44
Flow Temperature Probe
44
Internal Heat Exchanger Temperature Probe
45
Expansion Vessel
45
Flow Meter
46
Circulating Pump
46
Wiring Diagrams and Electronic Components
47
Nomenclature
47
History of Wiring Diagrams
48
Dual Clima 6Ht
49
Dual Clima 9Ht
52
Dual Clima 12Ht
55
Dual Clima 16Ht
58
Dual Clima 16Htt
61
Switches Table
64
Main Electronic Components
65
Dual Clima 6Ht Electronic Components
65
Dual Clima 9Ht Electronic Components
66
Dual Clima 12Ht Electronic Components
67
Dual Clima 16Ht Electronic Components
68
Dual Clima 16Ht Electronic Components
69
Characteristics of Main Electronic Components
70
Characteristics of Pcb Power Board (Cdcl000176)
70
Connection Function
71
Led Indicators
72
Ipm Characteristics
74
Start up Procedure
78
Maintenance
82
Control Pump Theory and Control
84
Operating Modes
84
Cooling Mode
84
Heating Mode
84
DHW Mode
84
Start/Stop Cycle
85
Defrost Function
85
Activation Conditions
86
Deactivation Conditions
87
Adjustment of Defrost Settings
87
Solutions to Defrosting Problems
88
Anti-Freeze Function
90
DHW Anti-Freeze
90
Heating Anti-Freeze
90
Maximum Speed
91
Minimum Speed
91
Operating Frequencies
92
Fan 91 8.6 Compressor
92
Electronic Expansion Valve (Eev)
96
Auxiliary or Backup Energy Sources (E1 and E2)
97
Operation of Auxiliary Relays E1 and E2 (P81=0)
98
Operation of Auxiliary Relays E1 and E2 (P81=1)
99
Operation of Auxiliary Relays E1 and E2 (P81=2 and 3)
100
3-Way Electronic Valve G1
101
3-Way Electronic Valve G2
101
System Parameters (P)
102
Anti-Legionella Function
103
Parameters of the Status Menu (C)
115
Error Management Procedure
119
Diagnosis and Troubleshooting of Probes
119
Probe Specifications
120
E11: Fault in the High Pressure Sensor / E12: Fault in the Low Pressure Sensor
124
E13: High-Pressure Protection and E14: Low-Pressure Protection
125
E15: Insufficient Water Flow
127
E16: Communication Error
128
E17: Compressor Gas Discharge Temperature too High
129
E18: Incorrect Heat Pump Configuration
130
E20: Ipm or Compressor Error
131
E21: Voltage Error
131
E22: Large Temperature Difference between Flow and Return
132
E23: DHW Mode Anti-Freeze Function
133
E24: Anti-Freeze Function in Heating/Cooling Mode
134
E27: Room Temperature Exceeds Limit
135
E28: High Return Temperature (Cooling Mode)
136
E32: High Flow Temperature
137
E36: Fan Communication Failure. (Three-Phase)
138
E40: Low Return Temperature (Cooling Mode)
139
E44: Fan Motor Fault
140
E50: External Heat Exchanger Sensor too High
141
E56: Current Protection
142
E58: Ambient Temperature below the Limit
143
E59: Flow and Return Sensors Reversed or 4-Way Valve Failure
144
E99: Communication Failure with Ipm Module
145
E20-1: Overcurrent in Ipm
146
E20-5: Compressor Failure
147
E20-320:Compressor Overcurrent Protection
148
E20-288: Excessive Temperature in Ipm
149
E20-384 Pfc Module Failure in Ipm
150
E20-32: High Voltage in Ipm and E20-16: Low Voltage in Ipm
151
E20-264: Ac Voltage Protection
152
E20-260: Ac Ipm Current Protection
153
E20-257: Ipm Communication Failure
154
E20-258: Phase Loss
155
E20-298: IPM and E20-299 Protection: Current Sensor Fault
156
Other Considerations
157
The Heat Pump Does Not Work Properly Even Though It Does Not Give any Error Code
157
Hmi Remote Control Does Not Show any Symbol
157
Performance Curves
158
Checking the Quantity of Refrigerant
160

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