BAC Vertex VRC A-2012N Series Manuals

Manuals and User Guides for BAC Vertex VRC A-2012N Series. We have 1 BAC Vertex VRC A-2012N Series manual available for free PDF download: Operation & Maintenance Manual

BAC Vertex VRC A-2012N Series Operation & Maintenance Manual

BAC Vertex VRC A-2012N Series Operation & Maintenance Manual (59 pages)

Evaporative Condenser

Brand: BAC | Category: Industrial Equipment | Size: 2.4 MB

Table of Contents

Table of Contents
2
Recommended Maintenance Intervals
5
Warnings and Cautions
6
Safety Precautions
6
Equipment Precautions
7
General Maintenance Information
8
Unit Operation and Storage
9
Recommended Spare Parts
11
Start-Up Procedure
12
Considerations for Initial Start-Up
12
General
12
Cleaning
12
Inspection
12
Start-Up
13
Extended Shutdown
15
Prolonged Outdoor Storage
16
Storage Preparation
16
Maintenance Requirements During Storage
18
Start-Up Preparation after Prolonged Storage
18
Component Maintenance Procedures
19
Basin
19
Water Levels
19
Inspection & Maintenance
20
EC Fan System
20
Electronically Commutated (EC) Fan Motors
20
Unit Mounted Electrical Panel
20
Alarm Signal
20
Override Switch
21
BALTIDRIVE ® Power Train
21
Adjustable Motor Base
24
Fan Motor Inspection & Maintenance
24
Fan Shaft Bearing Inspection & Maintenance
24
Locking Collars
25
Water Distribution System and Heat Transfer Section
26
Water Level Control
27
Mechanical Make-Up Valve Assembly
27
Optional Electric Water Level Control Package
28
Corrosion Protection
29
Water Treatment
30
Corrosion and Scale Control
31
Gray Water and Reclaimed Water
32
Chemical Treatment Requirements
32
Passivation
32
Biological Control
33
Long Term Care of Stainless Steel
33
Bac's Manufacturing Process
33
Jobsite Considerations
33
Recommended Cleaning Procedure
33
System Cleaning
34
Coil Cleaning
34
Weld Byproduct Cleaning
34
Bleed Rate
35
Cold Weather Operation
36
Inspection & Maintenance
36
Fan Section Icing Protection
36
Fan Control
37
Dry Operation
37
Basin Water and Internal Piping Freeze Protection
37
Basin Protection
37
Coil Freeze Protection
38
Minimum Operation
38
Operation Considerations for
39
Accessories
39
Basin Heater (Optional)
39
Operation
39
Stand Alone BAC Heater Control Panel (Optional)
40
Operation
40
Vibration Cutout Switch (VCOS)
42
Mechanical Vibration Cutout Switch (Optional)
42
Electronic Vibration Cutout Switch (Optional)
43
Redundant Pump System (Optional)
44
Pump Switch over
45
Pump Removal
45
Pump Installation
47
Fan Control
48
EC Fan System Fan Control
48
Sequence of Operation
48
Fan Ramp Sequence
48
VERTEX™ Fan Ramp-Down
49
EC Fan System Troubleshooting
49
Loss of Control Signal
49
Refrigeration System Controller Power Outages
49
Single Fan Communication Loss
49
All Fan Communication Loss
50
Power Outage
50
Single Fan Power Outage
50
Unit Power Outage
51
Fan Alarm Codes
51
BALTIDRIVE ® Power Train
53
Independent Fan Control (Optional)
53
Variable Frequency Drive Operation
54
Resonant Speed Identification Procedure
55
Installation Instructions for Field Connections
57

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