Micro-Air, Inc. Page 2 EasyTouch Operations Manual
Rev 3.0 4/3/17
TABLE OF CONTENTS
1. INTRODUCTION .................................................................................................................. 4
2. READ THIS MANUAL BEFORE PROCEEDING ................................................................ 4
3. FEATURES .......................................................................................................................... 4
3.1 Standard ..................................................................................................................................................... 4
3.2 Optional ...................................................................................................................................................... 4
3.3 Control Boards and Options Supported by EasyTouch ............................................................................. 5
4. OVERVIEW .......................................................................................................................... 6
4.1 EasyTouch Home & Main Screen Displays ............................................................................................... 6
4.2 EasyTouch Power-Up & Default Sleep Mode Screen Display ................................................................... 6
5. INSTALLING THE DISPLAY PANEL .................................................................................. 6
5.1 Choosing the Location ................................................................................................................................ 6
5.2 Installing the Battery (for older EasyTouch models only) ........................................................................... 6
5.3 Mounting the Display .................................................................................................................................. 7
6. INSTALLING THE OPTIONAL SENSORS .......................................................................... 8
6.1 Remote (Alternate) Air Temperature Sensor ............................................................................................. 8
6.2 Outside Air Temperature Sensor................................................................................................................ 8
6.3 Service Sensor (for DX systems only) ....................................................................................................... 8
6.4 Water Inlet Temperature Sensor (for CW systems only) ........................................................................... 8
6.5 Combination Temp/Humidity Sensors (for CW & FAMU FX2 systems only) ............................................. 9
7. NORMAL HEATING OR COOLING CYCLE ....................................................................... 9
7.1 Reversing Valve Operation (for DX systems only) ..................................................................................... 9
7.2 Water Valve Operation (for CW systems only) .......................................................................................... 9
8. STANDARD OPERATION ................................................................................................. 10
8.1 Operator Controls and Display ................................................................................................................. 10
8.2 Modes of Operation .................................................................................................................................. 12
8.3 Fan Speed Modes .................................................................................................................................... 13
9. FRESH AIR MAKEUP (FAMU) OPERATION ................................................................... 14
9.1 FAMU Operator Controls and Display ...................................................................................................... 15
9.2 FAMU Sequence of Operation ................................................................................................................. 16
9.3 FAMU Settings & Recommendations ....................................................................................................... 18
10. FAULTS ............................................................................................................................. 18
10.1 Air Sensor Fault (DX & CW, immediate lockout)...................................................................................... 19
10.2 FAMU Sensor Faults (FAMU only, immediate lockout) ........................................................................... 19
10.3 High Pressure Fault (DX & FAMU DX only, contributes to lockout count) ............................................... 19
10.4 Low Pressure Fault (DX & FAMU DX only, contributes to lockout count) ............................................... 19
10.5 Low AC Fault (DX & FAMU DX only, no lockout)..................................................................................... 20
10.6 Pump Sentry Fault (DX & FAMU DX only, contributes to lockout count) ................................................. 20
10.7 Overcurrent Fault (DX & FAMU DX only, contributes to lockout count)................................................... 20
10.8 Lost AC Fault (DX & FAMU DX Only, no lockout).................................................................................... 20
10.9 EasyStart Fault (DX & FAMU DX only, contributes to lockout count) ...................................................... 21
11. MENU AND SETTINGS OVERVIEW ................................................................................. 21
11.1 Menu Screen ............................................................................................................................................ 21
11.2 Settings Screen ........................................................................................................................................ 22
12. CONTROL PARAMETERS MENU .................................................................................... 22
12.1 General Settings ....................................................................................................................................... 23
12.2 Fan Speed Settings .................................................................................................................................. 30
12.3 DX Operational Settings ........................................................................................................................... 32
12.4 CW Operational Settings .......................................................................................................................... 36
12.5 FAMU DX Operational Settings................................................................................................................ 37
12.6 FAMU CW Operational Settings............................................................................................................... 38
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