EVAPCO ATW Manuals

Manuals and User Guides for EVAPCO ATW. We have 2 EVAPCO ATW manuals available for free PDF download: Operation And Maintenance Instruction Manual, Maintenance Instruction

EVAPCO ATW Operation And Maintenance Instruction Manual

EVAPCO ATW Operation And Maintenance Instruction Manual (48 pages)

Induced Draft and Forced Draft Closed Circuit Coolers and Evaporative Condensers

Brand: EVAPCO | Category: Accessories | Size: 5.07 MB

Table of Contents

Table of Contents
2
Introduction

4
Safety Precautions / Remaining Risks

4
Terminology

6
Initial Storage And/Or Idle Period Recommendations

6
International Building Code Provision

7
Initial and Seasonal Start-Up Checklist

7
- General
  7
- Initial and Seasonal Start-Up
  7
- Maintenance Checklist
  9
- Seasonal Shut-Down Checklist
  11
Basic Closed Circuit Cooler Sequence of Operation

11
Fan System

12
- Fan Motor Bearings
  12
- Fan Shaft Ball Bearings
  12
- Fan Shaft Sleeve Bearings - (1,2 M Wide LS Units Only)
  13
- Fan Belt Adjustment
  13
- Air Inlet
  14
Fan System - Capacity Control

15
Identify and Lock-Out Harmful Resonant Frequencies

16
Recirculated Water System - Routine Maintenance

17
Coils

20
- Bleed-Off Valve
  20
- Pump (When Supplied)
  20
- Evaporative Coil(S)
  20
- Dry Coils
  20
Water Treatment and Water Chemistry

20
- Bleed or Blowdown
  20
- Galvanized Steel - Passivation
  20
- Water Chemistry Parameters
  21
- Control of Biological Contamination
  21
- Gray Water and Reclaimed Water
  22
- Air Contamination
  22
Cold Weather Operation

22
- Unit Layout
  22
- Freeze Protection of Recirculating Water
  22
- Freeze Protection of Closed Circuit Cooler Coils
  24
- Unit Accessories
  25
  - Cold Water Basin Heaters
    25
  - Remote Sumps
    25
  - Electric Water Level Control
    25
  - Vibration Cut out Switches
    25
- Capacity Control Methods for Cold Weather Operation
  25
  - Induced Draft Unit Capacity Control
    25
  - Forced Draft Unit Capacity Control
    26
- Ice Management
  26
  - Induced Draft Units
    26
  - Forced Draft Units
    27
Troubleshooting

27
Replacement Parts

30
- Part Identification Drawings
  31

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EVAPCO ATW Maintenance Instruction

EVAPCO ATW Maintenance Instruction (21 pages)

Brand: EVAPCO | Category: Cooling boxes | Size: 1.79 MB

Table of Contents

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