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Air Conditioner
SPECTRACOOL N28
nVent Hoffman SPECTRACOOL N28 Indoor AC Manuals
Manuals and User Guides for nVent Hoffman SPECTRACOOL N28 Indoor AC. We have
2
nVent Hoffman SPECTRACOOL N28 Indoor AC manuals available for free PDF download: Instruction Manual
nVent Hoffman SPECTRACOOL N28 Instruction Manual (48 pages)
Brand:
nVent Hoffman
| Category:
Air Conditioner
| Size: 4 MB
Table of Contents
Table of Contents
2
Warranty and Return Policy
3
General Safety Instructions
4
Receiving the Air Conditioner
4
Handling and Testing the Air Conditioner
4
How to Read Model Numbers
4
Installation Instructions
5
Dimension Drawings
5
Models with Thermostats
5
Models with Remote Access Control
6
Mounting Cutout Dimension
7
Wire Diagrams and Schematics
8
Generic 115 V 1-Phase with Thermostat Wire Diagram (Actual Unit Options May Vary)
8
Generic 115 V 1-Phase with Thermostat Schematic (Actual Unit Options May Vary)
9
Generic 230 V 1-Phase with Thermostat Wire Diagram (Actual Unit Options May Vary)
10
Generic 230 V 1-Phase with Thermostat Schematic (Actual Unit Options May Vary)
11
Generic 460 V 1-Phase with Thermostat Wire Diagram (Actual Unit Options May Vary)
12
Generic 460 V 1-Phase with Thermostat Schematic (Actual Unit Options May Vary)
13
Generic 115 V 1-Phase with Remote Access Control Wire Diagram (Actual Unit Options May Vary)
14
Generic 115 V 1-Phase with Remote Access Control Schematic (Actual Unit Options May Vary)
15
Generic 230 V 1-Phase with Remote Access Control Wire Diagram (Actual Unit Options May Vary)
16
Generic 230 V 1-Phase with Remote Access Control Schematic (Actual Unit Options May Vary)
17
Generic 460 V 1-Phase with Remote Access Control Wire Diagram (Actual Unit Options May Vary)
18
Generic 460 V 1-Phase with Remote Access Control Schematic (Actual Unit Options May Vary)
19
Components List
19
Parts List
20
Technical Information
21
Design Data
21
Sequence of Operation
21
Heating
21
Cooling
21
Standard and Optional Component Operation
21
Thermostat
21
Remote Access Control (Optional)
21
Head Pressure Control (Optional)
22
115 V/230 V to 10 V Transformer (Optional)
22
115 V/230 V to 24 V Transformer and Relay (Optional)
22
Remote Access Control (Optional)
22
Overview
22
Energizing the Controller
22
Control Status Indication
22
Keypad
23
Main Field
23
Icons
23
Displaying and Changing Program Settings
25
To View or Access the Settings
25
Heat/Cool Operating Parameters
25
Alarm Parameters
25
Displaying Temperature Data on Screen
27
Compressor Restart Time Delay
27
Alarm Output Contact
27
Alarm Input Connection
27
Primary-Secondary (PS) Mode
28
Connecting Units Together in Primary/Secondary Mode
28
Connecting Units Together in Lead/Lag Mode
29
Air Conditioner Unit Remote Communication Features
30
USB Communication
30
Ethernet Communication
30
Using Nvent HOFFMAN PC Interface Tool
31
USB Communication Mode
31
Ethernet Communication Mode
32
Remote Access Control Pin-Out
33
Maintenance
34
Compressor
34
Inlet Air Filter
34
How to Remove, Clean or Install a New Inlet Air Filter
34
Condenser and Evaporator Air Movers
35
Refrigerant Loss
35
Preventative Maintenance/Inspection
36
Trouble Shooting
37
F-Gas Information
41
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nVent Hoffman SPECTRACOOL N28 Instruction Manual (38 pages)
Brand:
nVent Hoffman
| Category:
Air Conditioner
| Size: 2 MB
Table of Contents
Table of Contents
3
Warranty and Return Policy
3
Receiving the Air Conditioner
4
Handling and Testing the Air Conditioner
4
How to Read Model Numbers
4
For Cooling (75-100 F Range)
5
For Heating (55-65 F Range)
5
Technical Information
5
Sequence of Operation
5
Heating
5
Cooling
5
Standard and Optional Component Operation
5
Thermostat
5
Remote Access Control (Optional)
5
Head Pressure Control (Optional)
5
Schematics and Wiring Diagrams for Thermostat Control
6
Generic 115V 1-Phase Schematic (Actual Unit Options May Vary)
6
Generic 230V 1-Phase Schematic (Actual Unit Options May Vary)
6
Generic 460V 1-Phase Schematic (Actual Unit Options May Vary)
7
Generic 115V 1-Phase Wire Diagram (Actual Unit Options May Vary)
8
Generic 230V 1-Phase Wire Diagram (Actual Unit Options May Vary)
9
Generic 460V 1-Phase Wire Diagram (Actual Unit Options May Vary)
10
Dimensional Drawing
11
With Thermostats
11
Installation Instructions
12
REMOTE ACCESS CONTROL (Optional)
13
Introduction
13
Energizing the Controller
13
Control Status Indication
13
Displaying and Changing Program Variables
14
Operating Parameters
14
Alarm Parameters
14
Displaying Temperature Sensor #2
14
Compressor Restart Time Delay
14
Alarm Output Contact
14
Alarm Input Connection
15
Alarm Condition Display
15
Air Conditioner Unit Communication Features
15
USB Communication
15
Ethernet Communication
15
Using the PC Interface Tool
16
USB Communication Mode
16
Ethernet Communication Mode
17
Remote Access Control Pin-Out
18
Schematics and Wiring Diagrams for Remote Access Control
19
Generic 115V 1-Phase Schematic (Actual Unit Options May Vary)
19
Generic 230V 1-Phase Schematic (Actual Unit Options May Vary)
19
Generic 460V 1-Phase Schematic (Actual Unit Options May Vary)
20
Generic 115V 1-Phase Wire Diagram for Remote Access Control (Actual Unit Options May Vary)
21
Generic 230V 1-Phase Wire Diagram for Remote Access Control (Actual Unit Options May Vary)
22
Generic 460V 1-Phase Wire Diagram for Remote Access Control (Actual Unit Options May Vary)
23
Dimensional Drawing
24
With Remote Access Control
24
Installation Instructions with Remote Access Control
25
Maintenance
26
Compressor
26
Inlet Air Filter
26
How to Remove, Clean or Install a New Inlet Air Filter
26
Condenser and Evaporator Air Movers
27
Refrigerant Loss
27
Refrigerant Properties Chart (R134A)
27
Unit Characteristics
28
Functional Data
28
Service Data
29
Components List
29
N280416GXXX Pressure Tables
30
N280426GXXX Pressure Tables
31
N280446GXXX Pressure Tables
32
F-Gas Information
32
Trouble Shooting
33
Basic Air Conditioning Trouble Shooting Check List - Thermostat Version
33
Symptoms and Possible Causes - Thermostat Version
34
Basic Air Conditioning Trouble Shooting Check List - Remote Access Control Version
35
Symptoms and Possible Causes - Remote Access Control Version
36
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