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Liebert Challenger iCOM 3000
Emerson Liebert Challenger iCOM 3000 Manuals
Manuals and User Guides for Emerson Liebert Challenger iCOM 3000. We have
1
Emerson Liebert Challenger iCOM 3000 manual available for free PDF download: Operation & Maintenance Manual
Emerson Liebert Challenger iCOM 3000 Operation & Maintenance Manual (48 pages)
50 & 60Hz
Brand:
Emerson
| Category:
Control Systems
| Size: 2.49 MB
Table of Contents
Table of Contents
3
Important Safety Instructions
5
Save These Instructions
5
1 Introduction
8
System Descriptions
8
Compressorized Systems
8
GLYCOOL ™ (Chilled Glycol Cooling) Systems
8
Chilled Water Systems
8
2 Startup
9
Startup Procedure
9
3 Component Operation and Maintenance
11
System Testing
11
Environmental Control Functions
11
Figure 1 Liebert Leak Detection Units
12
Figure 2 Recommended Liquid Sensor Locations
12
Filters
13
Table 1 Zone Leak Detection Kit Installation Scenarios
13
Blower Package
14
Fan Impellers and Bearings
14
Belt
14
Air Distribution
14
Table 2 Recommended Free Area Ft 2 (M 2 ) for Grilles or Perforated Panels at Output Velocities of 550
14
Refrigeration System
15
Suction Pressure
15
Discharge Pressure
15
Superheat
15
Table 3 Discharge Pressures
15
Thermostatic Expansion Valve
16
Hot Gas Bypass Valve-Not Available on Digital Scroll Units
16
Air-Cooled Condenser
17
Figure 3 Outdoor Fan/Condenser Configuration
17
Charging the Liebert MC ™ with Refrigerant-Basic and Premium Efficiency Control
18
Table 4 R-407C (R-22) and R-410A Refrigerant Required, Approximate
19
Table 5 R-407C (R-22) and R-410A Interconnecting Piping Refrigerant Charge
19
Table 6 Target Subcooling for Ambient Outdoor Temperature
20
Table 7 Difference in Subcooling Measurements-Indoor Minus Outdoor
21
Water/Glycol-Cooled Condensers
22
Motorized Ball Valve-Digital Scroll Compressor
22
Table 8 Liquid Pressure and Temperature Chart
22
3.4.10 Regulating Valve-Scroll Compressor
24
Figure 4 Johnson Controls Valve Adjustment
24
Figure 5 Metrex Valve Adjustment
25
3.4.11 Drycooler Settings
26
3.4.12 Compressor Oil
26
Table 9 Water/Glycol System Conditions Requiring Optional Settings for Aquastats
26
Table 10 Aquastat Settings-Two-Fan through Four-Fan Drycoolers
26
Table 11 Compressor Oil Types
26
Compressor Replacement
27
Compressor Functional Check
27
Standard Scroll Compressor Replacement
28
Digital Scroll Compressor Replacement Procedure
29
Facility Fluid and Piping Maintenance for Water and Glycol Systems
29
Humidifier-Infrared
30
Cleaning Humidifier Pan and Float Switch
30
Figure 6 Correct Orientation of Float Switch
30
Changing Humidifier Lamps
31
Figure 7 Infrared Humidifier Lamps
31
Steam Generating Humidifier
32
Figure 8 Steam Generating Humidifier
32
Table 12 Humidifier Canister Part Numbers
34
4 Troubleshooting
36
Table 13 Blower Troubleshooting
36
Table 14 Chilled Water Troubleshooting
36
Table 15 Compressor and Refrigeration System Troubleshooting
37
Table 16 Dehumidification Troubleshooting
38
Table 17 Glycol Pump Troubleshooting
39
Table 18 Infrared Humidifier Troubleshooting
39
Table 19 Steam Generating Humidifier Troubleshooting
40
Table 20 Reheat Troubleshooting
41
5 Maintenance Worksheet
42
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