SystemAir changeair Sophomore 4000 Series - Default Chapter; Table of Contents

Sophomore Series 4000 & 5000 Cabinet - Classroom Air Handler - Owner's Manual - Installation, Operation, and Service Instructions
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These instructions are intended as an aid to qualied service personal for proper installation,
adjustment and operation of this appliance, read these instructions thoroughly before
attempting installation or operation. Failure to follow these instructions may result in improper
installation, adjustment, service or maintenance, possibly resulting in re, electrical shock,
carbon monoxide poisoning, explosion, property damage, personal injury or death.
List of Sections
1.0 Identication and Warranties .......................................... 4
1.1 Identication ...................................................................... 4
1.2 Unit Inspection .................................................................... 4
1.3 Reference Information ........................................................ 4
1.4 Safety Labeling ................................................................... 5
1.5 LIMITED WARRANTY ........................................................ 6
2.0 Performance Data ............................................................. 8
2.1 Full Load ............................................................................. 8
2.2 Part Load ............................................................................ 8
3.0 Model Number Nomenclature.......................................... 9
4.0 General Preventative Maintenance ............................... 10
4.1 General Preventative Maintenance ................................. 10
4.2 Cleaning Your Classroom Air Handler .............................. 10
4.3 Filter Maintenance ............................................................11
4.4 Figure 1 | Washable Filters(s)............................................11
4.5 Figure 2 | Disposable Filter(s) ...........................................11
4.6 Removing Supply Fan(s) .................................................. 12
4.7 Figure 3 | Removing Supply Fan(s) .................................. 12
4.8 Removing Condensing Fan .............................................. 13
4.9 Figure 4 | Removing Condensing Fan .............................. 13
4.10 Cleaning Supply and Condensing Fans ......................... 14
4.11 Figure 5 | Supply Fan Assembly ..................................... 14
4.12 Figure 6 | Condenser Fan Assembly .............................. 14
4.13 Cleaning Energy Recovery Wheels (ERW) .................... 15
4.14 Figure 7 | Cleaning Energy Recovery Wheels (ERW) .... 15
4.15 Removing Energy Recovery Wheels (ERW) .................. 16
4.16 Figure 8 | Removing Energy Recovery Wheels (ERW) .. 16
4.17 Coil Maintenance ............................................................ 17
4.18 Figure 9 | Coil Maintenance ........................................... 17
4.19 Figure 10 | Component Drawing ..................................... 18
5.0 Installation Guide ........................................................... 19
5.1 General Assembly and Installation ................................... 19
5.2 Electrical Connections ...................................................... 20
5.3 Wall Sleeve ....................................................................... 21
5.4 Exterior Louver ................................................................. 22
5.5 Figure 11 | General Wall Sleeves Visual Assembly .......... 22
5.6 Rear Standoff (RSO) ........................................................ 22
5.7 Top Plenum ....................................................................... 23
5.8 Rear Plenum Assembly (RPA) .......................................... 23
5.9 Top Duct Cover ................................................................. 24
6.0 Installation Drawings ..................................................... 25
6.1 Figure 12 | Sophomore Series Installation Drawing ......... 25
6.2 Figure 13 | Sophomore Series Installation Drawing ......... 26
7.0 Trouble Shooting Guide ................................................. 27
7.1 Controls and Mechanical Issues....................................... 27
7.2 General Air Handler Trouble Shooting .............................. 27
7.3 Cooling Troubleshooting ................................................... 28
8.0 Replacement Parts ......................................................... 29