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SCWMN08L
Trane SCWMN08L Manuals
Manuals and User Guides for Trane SCWMN08L. We have
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Trane SCWMN08L manual available for free PDF download: Installation, Operation And Maintenance Manual
Trane SCWMN08L Installation, Operation And Maintenance Manual (84 pages)
Modular Self-Contained 40 to 80 Tons
Brand:
Trane
| Category:
Industrial Equipment
| Size: 10.31 MB
Table of Contents
Table of Contents
4
Overview
7
R-410A Compressors
7
Modular Self-Contained Unit Components
7
Standard Controls
8
TD-7 Touch Screen Display
8
Tracer® UC600 Unit Controller
8
Optional Controls
8
Unit Nameplate
8
Model Number Descriptions
9
Modular Self Contained
9
General Data
10
Pre-Installation
13
Receiving
13
Receiving Checklist
13
Ship-Separate Accessories
13
Contractor Installation Responsibilities
13
Unit Inspection
13
Exterior Inspection
13
Inspection for Concealed Damage
14
Repair
14
Unpacking
14
Dimensional Data
15
Service Clearances
20
Weights
21
Installation - Mechanical
23
Unit Handling
23
Installation Preparation
23
Unit Vibration Isolator Option (Isopads)
23
Typical Unit Layout
24
Installation Summary
25
Condensate Drain Connections
28
General Waterside Recommendations for Cooling Towers
28
Waterside Piping Arrangements
28
Water Temperature Requirements
28
Water Piping Verification
28
Refrigerant System
28
Interconnecting Piping
29
Preliminary Refrigerant Charging
29
Charging and Wiring the Unit
30
Fan Installation
32
Duct Connections
33
Final Installation
34
Electrical Installation
35
TD7 Installation
35
Installation - Electrical
36
Unit Wiring Diagrams
36
Supply Power Wiring
36
Voltage Range
36
Voltage Imbalance
36
Phase Monitor
36
Control Power
36
Selection Procedures
37
Determination of Minimum Circuit Ampacity (MCA)
37
Static Pressure Transducer Installation (VAV Units Only)
40
Transducer Location
40
Installing the Transducer
40
Zone Sensor Options for Control Units
41
Zone Temperature Sensor, BAYSENS077 (Standard on All Units)
41
Zone Sensor Installation
41
Mounting Location
42
Mounting the Subbase
42
Wiring
42
Standard Remote Sensor (BAYSENS077)
42
Operating Principles
43
Control Sequences of Operation
43
Occupied/Unoccupied Switching
43
Compressor Lead/Lag
43
Emergency Stop Input
43
Water Flow Control
43
Head Pressure Control
43
Water Purge
43
Supply Air Static Pressure Limit
43
Supply Air Temperature Control Unit Se
43
Fan Operation
44
Compressors
44
Compressor Oil
44
High Pressure Cutout Switch (HPC)
44
Compressor Input/Output Module
44
Compressor Pressure Sensors
44
Compressor Suction Temperature
44
Fixed Speed Compressor (FS)
45
Compressor Safety Circuit
45
Variable Speed Compressor (VS)
45
Compressor Limit Conditions
45
Compressor Staging
47
Compressor Control
47
Waterside Components
47
Water Purge
47
Water Piping Options
47
Basic Water Piping
47
Water Regulating Valve (WRV) Optional
47
Water Flow Switch Option
48
Waterside Economizer Option
48
High Duct Temperature Thermostat
48
Dirty Air Filter Sensor Option
48
Supply Air Static Pressure Limit
48
Controls
49
Unit Controller
49
TD7 Home Screen
52
Unit Status Report
53
All Points Report
53
Starting the Unit
53
Local Auto/Stop Value
53
Setpoint Adjustments
54
Compressor Alarms
57
Fan Alarms
57
General Alarms
57
Water Purge
57
Pre-Startup
58
Pre-Startup Checklist
58
Supply Fan
58
Ductwork
58
Water-Cooled Unit Piping
58
Units with Hydronic Heat
58
Electrical
58
Components
58
Startup
59
Final Refrigerant Charge
59
Startup Procedure
59
Operating & Programming Instructions
60
Startup Log
60
Maintenance
61
Service Access
61
Air Filters
61
Inspecting and Cleaning the Drain Pan
62
Compressors
62
Scroll Compressor Failure Diagnosis and Replacement
62
Refrigerant System
62
Refrigerant Leak Test Procedure
62
System Repair
63
Brazing Procedures
63
System Evacuation Procedures
64
Standing Vacuum Test
64
Compressors
65
Components
65
Cleaning Coil Fin
65
Inspecting and Cleaning Coils
66
Hot Water Coils
66
Refrigerant Coils
67
Draining the Waterside Economizer Coil
67
Chemically Cleaning the Condenser
67
Sequence of Operations
68
Start
68
Stop
68
Useful Information on CIP (Clean in Place)
68
Chemical Cleaning Economizer Coil
69
Piping Components
69
Flow Switch
69
Maintenance Periodic Checklists
69
Monthly Checklist
69
Annual Maintenance
70
Diagnostics
71
Troubleshooting
71
System Checks
71
Operating Procedures
71
Voltage Imbalance
71
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