Table
of Contents
Warnings and Cautions
2
Safety Precautions
3
Equipment Precautions
3
General Maintenance Information
3
Warranties
PART 1
Unit Operation & Storage
5
Start-Up Procedure
7
Extended Shutdown
7
Prolonged Outdoor Storage
PART 2
Detailed Component Maintenance Procedures
10
Cold Water Basin
11
Fan
12
Fan Drive System
20
Fan Shaft Motors
21
Fan Shaft Bearings
22
Heat Transfer Section
22
Water Distribution System
23
Water Level Control
PART 3
Corrosion Protection
25
Water Treatment
26
Corrosion and Scale Control
26
Chemical Treatment Requirements
27
Passivation
27
Biological Control
28
Long Term Care of Stainless Steel
29
System Cleaning
PART 4
Bleed Rate
PART 5
Cold Weather Operation
32
Inspection and Maintenance
32
Fan Section Icing Protection
33
Basin Water and Internal Piping Freeze Protection
34
Coil Freeze Protection
PART 6
Operation Considerations for Accessories
38
Basin Heater
38
Stand Alone BAC Heater Control Panels
40
Vibration Cutout Switch (VCOS)
PART 7
Fan Control
41
Independent Fan Control
41
Variable Frequency Drive Operation
42
Resonant Speed Identification Procedure
PART 8
Installation Instructions for Field Connections
OPERATION & MAINTENANCE »
FXV AnD FXV3 CLOSED CIRCUIT
COOLInG TOWER, CXVB AnD CXVT EVAPORATIVE COnDEnSER
1
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