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NXHP 014T
Riello NXHP 014T Heat Pump Manuals
Manuals and User Guides for Riello NXHP 014T Heat Pump. We have
1
Riello NXHP 014T Heat Pump manual available for free PDF download: Installation, Operation And Maintenance Instructions
Riello NXHP 014T Installation, Operation And Maintenance Instructions (84 pages)
Brand:
Riello
| Category:
Heat Pump
| Size: 7.58 MB
Table of Contents
Table of Contents
2
Introduction
6
Safety
6
Preliminary Checks
14
Dimensions and Clearance for NXHP 4-14 Units
15
Physical Data and Electrical Data of NXHP Units
17
Accessories
19
Installation of Unit
20
General
20
Moving and Placing the Unit
20
Figure 1: Transport Configuration
20
Figure 2: Offloading Configuration
20
Figure 3: Forklift Position
20
Figure 4 : How to Remove Front Panel for 4 to 10 Units
21
Figure 5 : How to Remove Front Panel for 12 and 14 Units
22
Water Connections
23
Figure 6 : Water Connection on Unit
24
Figure 7: Typical Diagram of the Hydraulic Circuit
25
Figure 8: Hydraulic Module Equipped with Variable Speed Single Pump Low Available Pressure
26
Electrical Connections
27
Figure 9: Power Supply Connection
27
Table 1: Minimum and Maximum Wire Section (Per Phase) for Connection to NXHP Units
28
Water Flow Rate Control
29
Table 2: Steps to Clean, Purge, and Define a Flow Rate for Hydraulic Circuit
30
Table 3: Actions in WUI Parameter Menu or Service Tools to Activate the Cleaning Purge and Control of Flow Rate for Hydraulic Circuit
31
Commissioning Modes
32
Check before Start the Unit
33
Installation of System
34
General Customer Electrical Connection on Terminal Block
34
First Step of Configuration: Setting the Time and Day
34
Second Step of Configuration: Parameter Menu
35
Figure 10: Password Screen
35
Installation with Electrical Booster Heaters
37
Unit with Remote User Interface
39
Figure 11: Electrical Connection of Remote Interface
39
Remote OAT Sensor
42
Master/Slave Installation
42
Figure 12: Electrical Connection of OAT Sensor
42
Operation
47
Unit Range - NXHP
47
Operating Modes
47
Table 4: Different Operating Modes
49
Table 5: Possible Switches to Install on System
50
Figure 13: Winter Position for Unit with Hydraulic Module
55
Figure 14: Operation of Booster and Backup
56
Figure 15: Activation and Configuration for Drying Mode
59
Major System Components
60
Maintenance
62
Standard Maintenance
62
Tightening Torques
63
Air Heat Exchanger
64
Water Heat Exchanger Maintenance
64
Unit Maintenance
64
Refrigerant Volume
64
Characteristics of R-290
65
Alarm Description
66
Alarm Listing
66
Table 6: Alarms Listing
66
Parameters Overview
69
Parameters List
69
Description of Customized DI/DO Configurations
80
Start-Up Checklist for Nxhp Heat Pumps (Use for Job File)
81
General Information
81
Available Options and Accessories
81
Checks before Start of Unit
81
Checks During Operation of Unit
82
Maintenance Checks
82
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