Ultra-Aire SD12 Installer’s & Owner’s Manual
2
TABLE OF CONTENTS
Safety Precautions
...................................................... 3
1. Intended Application for the Ultra-Aire SD12
......... 3
2. Specifications
.......................................................... 3
2.1 Dehumidifier and Condensing
Unit Specifications ........................................ 3
2.2 Dehumidifier Specifications ........................... 3
2.3 Condensing Unit Specifications ...................... 4
3. Installation
............................................................... 4
3.1 Location ........................................................ 4
3.1A Dehumidifier Location ........................... 4
3.1B Condensing Unit Location ..................... 4
3.2 Electrical Requirements ................................. 5
3.2A Dehumidifier Electrical Power
Connections.......................................... 5
3.2B Remote Control Electrical
Connection ........................................... 6
3.2C Condensing Unit Electrical Power
Connection ........................................... 6
3.2D Field Wiring the Condensing Unit .......... 6
3.3 Line Set Installation ....................................... 7
3.4 Brazing the Line Set ...................................... 8
3.5 Leak Test Line Set and Dehumidifier ............. 9
3.6 Evacuating the Line Set and the
Dehumidifier ................................................ 10
3.7 Charging the System ................................... 10
3.8 Condensate Water Removal ......................... 10
3.9 Ducting........................................................ 11
3.9A Installing Duct Collars ......................... 11
3.9B Ducting for Dehumidification .............. 11
3.9C Ducting for Fresh Air ........................... 12
3.9D Installation in a Basement or
Crawlspace with an Existing
Forced Air HVAC System ..................... 12
3.9E Installation in an Attic
with an Existing Forced
Air HVAC System ................................. 13
3.9F Installation in a Structure
with Two Forced Air
HVAC Systems .................................... 13
3.9G Installation in a Structure
with No Existing Forced
Air HVAC System ................................ 13
3.10 Quiet Installation ........................................ 13
3.11 System Start Up ........................................ 13
4. Controls
.............................................................13-14
5. Optional Dehumidifier &
Ventilation System Controller
................................ 15
6. Maintenance
.......................................................... 16
6.1 Standard Air Filter ........................................ 16
6.2 High Efficiency Air Filter – MERV 14 ............. 16
6.3 Impeller Fan ................................................ 16
6.4 Optional Fresh Air Return ............................. 16
6.5 Condensing Unit Maintenance ..................... 16
7. Service
................................................................... 16
7.1 Warranty ..................................................... 16
7.2 Technical Description .................................. 16
7.3 Troubleshooting ........................................... 17
7.4 Refrigerant Charging ................................... 18
7.5 Dehumidifier Impeller Fan Replacement ...... 18
7.6 Condensing Unit Fan/Blade Replacement ..... 18
7.7 Compressor/Capacitor Replacement ............ 18
7.7A Checking Compressor Motor Circuits .. 18
7.7B Replacing a Burned Out Compressor .. 19
7.7C Replacing a Compressor,
Nonburn Out ....................................... 19
7.8 Remote Controls ........................................... 19
7.8A Humidity Control ................................. 19
7.8B Programmable Ventilation Timer –
DEH3000/3000R................................. 19
7.9 Defrost Thermostat ...................................... 20
7.10 Electric Ventilation Damper ........................ 20
7.11 Condensate Pump Kit ................................. 20
Service Parts List: Dehumidifier
............................... 21
Service Parts List: Condensing Unit
.......................... 21
Optional Parts List
..................................................... 22
Door and Collar Assembly
......................................... 22
Warranty
.................................................................... 23
Summary of Contents for SD12
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