ICU CONDENSING UNIT INSTALLATION MANUAL
September2003:E\Manuals\Others\Qualitair\ICC\0412118
2
CONTENTS
Page
1.
Installation & Safety
3
1.1
Installation
3
1.2
Handling
3
1.3
Application
3
1.4
Electrical connection
3
1.5
Warranty
3
1.6
Safety Procedures
3
2.
Introduction to Units
4
2.1
ICU Outdoor Unit
4
2.2
Sizes & Weights
4
3.
Location & Mounting of Outdoor Unit
5
3.1
Location
5
3.2
Fixing
5
3.3
Service Connection
5
3.4
Air Entry
5
4.
Outdoor Unit Access
6
4.1
Access Details / Fixings
6
5.
General Service Connection
7
6.
Power & Control Connections
8
6.1
Wiring up the unit
9
6.2
Wiring Requirements
9
6.3
Terminations
9
6.4
Wiring Diagrams
9
7.
Refrigerant Pipe Connections
10
7.1
Expansion Device
11
7.2
Pipe Installation
10
7.3
Unit Connections
10
7.4
Insulation
10
7.5
Recommended Line Sizes
11
7.6
Example of Line Sizes
12
8.
Refrigeration Commissioning
13
8.1
Evacuation, Charging & Refrigerant Procedures
13
8.2
Pressure Sensing Fan Speed Controller
14
8.3
Description of Operation (FSC)
14
9.
Ancillary Service Connections
15
9.1
Heat Pump De-Frost Condensate Removal
15
10.
Disposal Procedures
16
11.
Final Checks
17
Wiring Diagrams
18
C E Certificate
19
