Haier HPM14-Nd2 Manuals

Manuals and User Guides for Haier HPM14-Nd2. We have 1 Haier HPM14-Nd2 manual available for free PDF download: Installation And Service Instructions Manual

Haier HPM14-Nd2 Installation And Service Instructions Manual (144 pages)

Brand: Haier | Category: Air Handlers | Size: 14 MB

Table of Contents
2
Unit Information
6
Unit Detail
6
Model Naming Method
6
Product Feature
7
Product Application Recommendation
8
Operating Principle
8
Introduction to Engineering Application
9
Technical Parameter Table
11
Introduction to the Components of the Unit
12
Exploded View and List of Parts
13
Unit Capacity Data Table
25
Model Selection Calculation
32
Design Model Selection
32
Calculating Conditions of Design Model Selection
32
Unit Model Selection Flow Diagram
32
Design Principles
32
Design and Model Selection of Floor Coil Pipe
32
Calculation of Unit Load for Floor Heating
32
Selection for the Pitch of Underfloor Coil Tube
33
Selection of Coil Turns in each Room
33
Quantity and Position of the Manifold
34
Design Requirements for the Quantity of the Circulating Water Loop
34
Installation Requirements of Manifold Main Tube
35
Model Selection of the Fan Coil Unit
36
Type of the Fan Coil Unit
36
Capacity Matching of the Fan Coil Unit
36
Model Selection Calculation of the Expansion Tank
36
Calculation of Buffer Water Tank
37
Calculation of Domestic Hot Water Tank
37
Model Selection of Water Pump
38
Calculation of System Pipe
38
Safety Requirements
39
Safety Instructions
39
Target Group
40
Regulations to be Followed
40
Safety Instructions of Working on the System
40
Working in the Safety Zone
40
Working on the System
41
Working on the Refrigerant Circuit
41
Antifreezing Protection
43
Safety Instructions of Outdoor Unit Storage
44
Handling of Packaging
44
Intended Use
44
Unit Installation
45
Transportation
45
Lifting and Transportation
45
Handling Manually
46
Overall Dimensions of the Unit
46
Installation Methods
49
Bracket Installation
49
Wall-Mounted Installation
49
Flat-Roof Installation
49
Selection of Installation Position
50
Safety Operation Zone
51
Minimum Installation Space
52
Foundation of Installation
55
Drainage Requirements
56
System Installation
58
Single Unit Installation Schematic Diagram
58
Module Parallel Connection Unit Installation Schematic Diagram
60
Electrical Connection
62
General Inspection
62
Wiring
62
Unit Wiring Diagram
63
Electrical Connection Operation
65
Connection Wiring Diagram
66
External Control Signal Wiring Diagram
67
Specification
67
Wiring Terminal
69
Connection of Controller and Sensor
70
Unit Power Connection
71
Specifications
71
Connection of Electric Heater of Domestic Water Tank
72
Module Parallel Wiring Diagram
72
Dial Code Setting of Unit
73
Unit Control Function
74
Unit Control Flow Diagram
74
Main Components Control Logic
74
Functions and Settings of the Wire Controller
77
Debugging, Inspection and Repair
86
Power on
86
Starting the Heat Pump
86
System Debugging
86
Checking Expansion Tank and System Pressure
87
Charging and Exhaust the Domestic Hot Water System
87
Inspection and Protection of Magnesium Anode
88
Checking All Connections of the Heating, Cooling, and Domestic Hot Water Systems for Leaks
88
Recommended Annual Maintenance
88
Checking Whether the Fan of the Outdoor Unit Can Operate Freely
89
Cleaning the Heat Exchanger (Evaporator) of the Outdoor Unit
89
Checking Whether the Electrical Connection of the Outdoor Unit Is Secure
90
Turn off the Heat Pump
90
Failure Information
90
Failure Code Table
91
Status Display, Internal Circulating Pump
92
Troubleshooting Mechanisms
93
Troubleshooting Logic
100
Troubleshooting
108
Checking the Temperature Sensor
127
Checking the Pressure Sensor
135
Checking the Fuse
135
Maintenance Work Checklist
136
Refrigerant Circuit Flow Circuit Diagram
140
Refrigerant Flow Circuit Diagram of Heating System
140
Heating Cycle
140
Refrigerant Flow Circuit Diagram of Cooling System
140
Cooling Cycle
140
Refrigerant Recovery
141
Outdoor Unit
143
High-Voltage Insulation Test
143

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Haier HPM14-Nd2 Installation And Service Instructions Manual (144 pages)

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