Fujitsu FH2421TTTJMN Manuals

Manuals and User Guides for Fujitsu FH2421TTTJMN. We have 1 Fujitsu FH2421TTTJMN manual available for free PDF download: Installation Instructions Manual

Fujitsu FH2421TTTJMN Installation Instructions Manual

Fujitsu FH2421TTTJMN Installation Instructions Manual (48 pages)

Brand: Fujitsu | Category: Air Handlers | Size: 6.18 MB

Table of Contents

Table of Contents
2
Safety Information
3
General Information
5
Important Information about Efficiency and Indoor Air Quality
5
Receiving
6
Clearances
6
Model Number Explanation
7
A Available Models
8
Dimensions and Weights
9
Applications
10
Vertical Upflow
10
Vertical Downflow
10
Installation in an Unconditioned Space
12
Installation in Mobile/Manufactured Homes
13
Electrical Wiring
14
Power Wiring
14
Control Wiring
14
B Thermostat Connections
15
Grounding
19
Electrical Wiring
19
Blower Motor Electrical Data
19
A Blower Motor Electrical Data: (-)H1T
19
B Blower Motor Electrical Data: (-)H2T
19
Copper Wire Size
19
Electric Heat Electrical Data
20
A Electric Heat Electrical Data: (-)H1T
20
B Electric Heat Electrical Data: (-)H2T
23
C Heater Kit Supplemental Information
25
Airflow Performance
26
Airflow Operating Limits
26
115/208/240/480V Airflow Performance Data (-)H1T
27
240V Airflow Performance Data (-)H2T
31
Ductwork
33
Refrigerant Connections
33
TEV Sensing Bulb
33
Orifice Size
34
Electronic Expansion
35
EXV Vapor Line Thermister
35
Factory Programmed Superheat
36
Superheat Offset Dip Switch Settings
36
EXV Step Dip Switch
36
Diagnostics
37
EXV Standalone Control Physical Interface
37
EXV Standalone Control Optional Mounting Locations
37
EXV Standalone Wiring
38
Condensate Drain Tubing
39
Duct Flanges
40
Air Filter
40
Sequence of Operation
40
Cooling
40
Heating (Electric Heat Only)
40
Heating (Heat Pump)
41
Blower Time Delay (Heating or Cooling)
41
Defrost (Defrost Heat Control)
41
Emergency Heat (Heating Heat Pump)
41
Room Thermostat (Anticipator Setting)
41
Calculations
42
Calculating Temperature Rise
42
Calculating BTUH Heating Capacity
42
Calculating Airflow CFM
42
Calculating Correction Factor
42
Pre-Start Checklist
42
Maintenance
43
Air Filter
43
Indoor Coil/Drain Pan/Drain Line
43
Blower Motor & Wheel
43
Lubrication
43
Blower Assembly Removal and Replacement
43
Motor Replacement
44
Blower Wheel Replacement
45
Replacement Parts
45
Accessories-Kits-Parts
45

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