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Stulz CeilAiR Series Manuals
Manuals and User Guides for Stulz CeilAiR Series. We have
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Stulz CeilAiR Series manuals available for free PDF download: Installation, Operation And Maintenance Manual, Installation, Operation & Maintenance Manual
Stulz CeilAiR Series Installation, Operation And Maintenance Manual (60 pages)
Supplemental Air Conditioners 3.5 - 35 kW Systems Ceiling Mounted, 60 Hz Data
Brand:
Stulz
| Category:
Air Conditioner
| Size: 1 MB
Table of Contents
Table of Contents
3
1 Introduction
7
General
7
Product Description
7
Control Devices
7
Safety
7
Figure 1. A-Tech Digital Thermostats
7
Figure 2. Microprocessor Controller and Display
7
Safety Summary
8
General Design
9
Electric Box Access
9
Coil(S)
10
Blower
10
Temperature Sensor
10
Optional Equipment
10
Humidistat/Dehumidistat
10
Figure 3. Ceilair OHS-032-AR (Access Panels Re-Table 7. Moved)
10
Temperature/Humidity Sensor
11
Heaters
11
Humidifi er
11
Condensate Pump
11
Smoke Detector
11
Firestat
11
Water Detector
11
Free-Cooling Operation
11
Figure 4. Free Cooling Diagram
12
AWS Operation
13
Figure 5. Alternate Water Source Diagram
13
2 Installation
14
Receiving the Equipment
14
Site Preparation
14
Rigging
15
Mounting
15
Figure 6. Typical Installation
15
Indoor Equipment
16
Outdoor Equipment
16
Controls
16
A-Tech Programmable Thermostats
16
Figure 7. A-Tech Controller Installation
16
Figure 8. Spot Cooler Grille
17
Figure 9. Ducted System Typical Air Patterns
17
Advanced STULZ E² Controller
18
Optional Equipment
18
Condensate Pump (Field Installed)
18
Non-Fused Service Switch
18
Remote Sensors
18
Remote Temperature Sensor (A-Tech)
18
Figure 10. Temperature Sensor for A-Tech
18
Remote Temperature/Humidity Sensor (E²)
19
Humidistat/Dehumidistat (Used with A-Tech1.1/1.2 Thermostat)
19
Figure 11. Temperature/Humidity Sensor for E
19
Spot Water Detector
20
Cable Type Water Detector
20
Air Distribution Connection
20
Spot Cooler
20
Ducted Systems
20
Piping Connections
20
Refrigerant
20
Self-Contained Systems
20
Split Systems
20
Pipe Equivalent Lengths
21
Recommended Discharge Line Sizes for R407C Refrigerant
21
Table 2. Recommended Discharge Line Sizes for Appendix A - OHS Preventive Maintenance
21
Recommended Discharge Line Sizes for R410A Refrigerant
21
Recommended Suction Line Sizes for R407C Refrigerant
22
Recommended Suction Line Sizes for R410A Refrigerant
22
Remote Air Cooled Condensers (AR Models)
23
Remote Air Cooled Condensing Units (AHU Models)
23
Chilled Water, Water/Glycol and Hot Water Reheat Piping
23
Condensate Drain Line
24
Gravity Drain
24
Condensate Pump
24
Humidifi er (Optional)
24
Utility Connections
24
Main Power
24
Figure 12. Condensate Pump
24
Single-Phase Units 208/230V
25
Single-Phase Units 277V
25
Three-Phase Units
25
Figure 13. Sample Nameplate
25
Controls
26
A-Tech 1.1 Programmable Thermostat
26
A-Tech 1.2 Programmable Thermostat
26
Air-Cooled Split Systems
26
Figure 14. A-Tech 1.1 (Top) and 1.2 (Bottom) Controller Wiring Contacts
26
Figure 15. A-Tech 1.1 Control Wiring
27
Figure 16. A-Tech 1.2 Control Wiring
27
Figure 17. Interconnection Field Wiring Remote Condenser
28
Figure 18. Interconnection Field Wiring Remote Condensing Unit
28
Figure 19. Interconnection Field Wiring Remote Condensing Unit with Dual Compressors
29
Figure 20. Interconnection Field Wiring Glycol Systems
29
Remote Condenser
30
Remote Condensing Unit
30
Water/Glycol Systems
30
Remote Shut down
30
Optional Equipment
30
Condensate Pump
30
Humidistat/Dehumidistat
30
Remote Water Detector
31
Remote Temperature Sensor (A-Tech)
31
Remote Temperature/Humidity Sensor (E 2 )
31
System Charging Procedures
31
Water/Glycol Systems
31
Pump
31
DX Unit Charging Requirements
31
Remote Air-Cooled Systems (AR/AHU)
32
R407C/R410A Refrigerant
32
Estimating Refrigerant Charge
32
Preparing System for Charging
33
Evacuate the System
33
Refrigerant Charging Procedures
34
Initial System Charge
34
Fine Tuning the System Charge
34
ºF Fan Cycling and -20 ºF Variable Speed Control
35
Refrigerant Characteristics
36
Pressure/Temperature Settings
36
Saturated Refrigerant Pressure Tables
36
Table 10. Refrigerant Pressure/Temperature Settings
36
Table 11. Saturated Refrigerant Pressure
36
System Settings and Adjustments
37
Low/High Pressure Limit Switch
37
Head Pressure Controls-Air Cooled Systems
37
Condenser Fan Cycling
37
Scs-Aa, 0 °F)
37
Condenser Multi-Speed Fan Switch
37
Hes-Caa , 0 °F )
37
Variable Condenser Fan Speed (Condenser Model SCS-SA, -20 °F)
37
Intelligent Control
37
Only, -20 °F)
37
Flooded Head Pressure Control (Condenser Model SCS-AA with Fan Cycling, -30 °F)
38
Flooded Head Pressure Control (Condenser Model HES-CAA , -30 °F)
38
Head Pressure Controls-Water/Glycol Cooled Systems
38
Humidifi er Adjustment
38
Blower Adjustment
39
Belt Drive Blower
39
EC Fan (Optional)
39
Thermal Expansion Valve
39
Figure 21. Belt Drive Blower
39
Hot Gas Reheat (Optional)
40
Hot Gas Bypass (Optional)
40
Snap Acting Hot Gas Bypass
40
Full Floating Hot Gas Bypass
40
3 Commissioning, Operation and Decommissioning
41
Commissioning the Unit
41
Commissioning Steps
41
Operating the Unit
42
Shutdown Procedure
42
Start-Up Procedure
42
Programming the Thermostat
42
A-Tech Controller
42
E² Controller
42
Decommissioning the Unit
42
Recovering Refrigerant
43
Labeling Decommissioned Equipment
43
Maintenance
43
Periodic General Maintenance
43
A/C Unit
44
Air Filters
44
Blower
44
Coils
44
Drain Pan
44
Compressor
44
Heater
44
Condensate Pump
45
Condenser/Condensing Unit
45
Troubleshooting
46
Table 12. Troubleshooting Table
46
Field Service
49
Humidifi er
45
Compressor Failure
49
General Common Repairs/ Component Replacement
49
Leak Detection
49
Leak Repair
49
Refrigerant Piping
49
Burn-Out/Acidic Cleanup Procedure
50
Humidifi er Cylinder Replacement
50
Standard Cleanout Procedure
50
Air Filter Replacement
51
Product Support
51
Factory Authorized Start Up/Warranty Inspection
51
Technical Support
51
Obtaining Spare/Replacement Parts
52
Obtaining Warranty Parts
52
Appendix B - Acronyms and Abbreviations
56
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Stulz CeilAiR Series Installation, Operation & Maintenance Manual (60 pages)
Ceiling Mounted Supplemental Air Conditioners
Brand:
Stulz
| Category:
Air Conditioner
| Size: 2 MB
Table of Contents
Table of Contents
3
1 Introduction
5
General
5
Product Description
5
Controls
5
Product Warranty
6
Safety
8
General
8
Safety Summary
8
General Design
10
2 Installation
12
Receiving the Equipment
12
Site Preparation
12
Rigging
12
Mounting
13
Indoor Equipment
13
Outdoor Equipment
13
Controls
13
Figure 1 Typical Installation
13
Optional Equipment
14
Transformer
14
Condensate Pump (Field Inst.)
15
Non-Fused Service Switch
15
Remote Sensors
15
Remote Temperature Sensor
15
Remote Temperature/Humidity Sensor
15
Remote Water Detector
15
Cable Type Water Detector
16
Air Distribution Connection
16
Spot Cooler
16
Figure 2 Spot Cooler Grille
16
Ducted Systems
17
Piping Connections
17
Refrigerant
17
Figure 3 Ducted System Typical Air Patterns
17
Condensate Drain Line
20
Humidifi er (Optional)
20
Figure 4 Condensate Pump
20
Utility Connections
21
Main Power
21
Figure 5 Sample Nameplate
21
Figure 6 Transformer Schematic
22
Controls
23
Figure 7 A-Tech-1.1 Control Wiring
24
Optional Equipment
26
Condensate Pump
26
Remote Temperature Sensor
26
Figure 8 A-Tech-1.2 Control Wiring
26
Remote Water Detector
27
Air-Cooled Split Systems
27
Remote Condenser
27
Remote Condensing Unit
27
Remote Shut down
30
R22 Refrigerant Charging Procedures
30
R407C Refrigerant Charging Procedures
31
System Settings & Adjustments
32
Low/High Limit Switch
32
Head Pressure Controls-Air Cooled Systems
33
Cooled Systems
33
Humidifi er Adjustment
34
Belt Drive Blower
34
Thermal Expansion Valve
35
Hot Gas Reheat
35
Hot Gas Bypass
35
Figure 13 Belt Drive Blower
35
Refrigerant Pressure Characteristics
37
3 Start-Up / Commissioning
38
Operation
38
Step by Step Start-Up Instructions
38
Thermostat Programming
39
A-Tech-1.1
39
Figure 14 A-Tech-1.1 Control Panel
39
A-Tech-1.2
42
Figure 15 A-Tech-1.2 Control Panel
42
Advanced E² Controller
44
Maintenance
45
4 0 Maintenance
45
Periodic General Maintenance
45
Precision A/C Unit
45
Condensing Unit
46
Troubleshooting
46
Field Service
50
Refrigerant Piping
50
Leak Detection
50
Leak Repair
50
General Common Repairs/Component Replacement
50
Compressor Failure
50
Standard Cleanout Procedure
51
Burn-Out/Acidic Cleanup Procedure
51
Humidifi er Cylinder Replacement
51
Filter Replacement
52
5 Product Support
53
Technical Support
53
Obtaining Warranty Parts
53
Obtaining Spare/Replacement Parts
53
Condensing Unit (A-Tech-20)
55
Appendix A - Forms
55
Checklist for Completed Installation
55
Periodic General Maintenance Checks and Service Checklist
57
Appendix B - Glossary
59
Defi Nition of Terms and Acronyms
59
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