Table of Contents
Related Manuals for BAC PCT Cooling Tower
Summary of Contents for BAC PCT Cooling Tower
- Page 1 PCT Cooling Tower RIGGING & ASSEMBLY INSTRUCTIONS w w w . B a l t i m o r e A i r c o i l . c o m . a u 120 Wisemans Ferry Road, Somersby NSW 2250 › Telephone (Australia): 1300.134.622 › Telephone (New Zealand): 0800.225.842...
- Page 2 Be sure to have a copy of the submittal drawings available for reference. If you do not have a copy of these drawings, or if you need additional information about this unit, contact your local BAC Representative whose name and telephone number are on the outside of the cold water basin. The...
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Page 3: Table Of Contents
Table of Contents RIGGING & ASSEMBLY INSTRUCTIONS » PCT COOLING TOWER Introduction Safety Shipping Pre-Rigging Checks Cold Weather Operation Location Warranties Unit Operation Unit Rigging & Assembly Rigging Section Assembly Field Sealing of Basin to Casing Post Joint Multi-Cell Unit Installation Roof Deck Section Lifting Optional Accessory &... -
Page 4: Introduction
Shipping supplemental safety slings may also be required if the BAC PCT Cooling Towers are factory assembled to ensure uniform lift circumstances warrant quality with minimum field assembly. As standard, models ship in two sections per cell (lower and upper). Optional shipment of three its use, as determined by the sections per cell and optional containerized shipments are available. -
Page 5: Cold Weather Operation
Each unit must be located and positioned to prevent the introduction of discharge air into the ventilation systems of the building on which the unit is located and of adjacent buildings. For detailed recommendation on BAC equipment layout, please contact your local BAC Representative. Warranties... -
Page 6: Unit Rigging & Assembly
Never assemble the unit any PCT unit. With the information from the table and the additional before lifting as the lifting instructions on the following pages the rigging of a PCT Cooling Tower can be quickly accomplished. devices provided on the unit... -
Page 7: Section Assembly
Unit Rigging & Assembly Rigging Section Assembly Figure 1. Lifting basin section Figure 2. Lifting casing/roofdeck section Section Assembly 1. Remove any motors or accessories shipped in the cold water basin. 2. Figures 1 and 2 show the proper rigging of the sections for units that ship in two sections. -
Page 8: Field Sealing Of Basin To Casing Post Joint
Field Sealing of Basin to Casing Post Joint Procedure: 1. Clean area for 30mm either side of the joint. Total width 60mm. Use emery paper to rough up surface and remove sheen. Wipe with acetone and allow to dry. 2. Wrap a layer of masking tape around post 30mm below joint and a layer 30mm above the joint. -
Page 9: Multi-Cell Unit Installation
Unit Rigging & Assembly Multi-Cell Unit Installation Field Sealing of Basin to Casing Post Joint Refer to the submittal drawing unit print for the proper orientation of each cell. Multi-cell unit installations require field sealing of the basin Multi-Cell Unit Installation where the two cells are joined. - Page 10 Procedure: 1. Use jigs or clamps to hold basin sections together temporarily. When aligned, re-drill any holes that do not align properly. 2. Prepare the joint. Use Acetone and a scraper to clean the faces of the joint to remove smears or deposits of fiberglass release agent, loose paints or filler materials such as Plasticine.
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Page 11: Roof Deck Section Lifting
Unit Rigging & Assembly Roof Deck Section Lifting Multi-Cell Unit Installation In certain situations it may be required that the roof deck section be Roof Deck Section Lifting shipped separate to the casing. In this situation lifting of the roof deck section will be required on site to position it back on the casing. -
Page 12: Optional Accessory & Loose Item Installation
PCT COOLING TOWER Optional Accessory & Loose Item Installation AIR INLET LOUVRES Air inlet louvres are a lift and drop in design. They are to be installed with flutes facing downwards into basin. A shorter louvre is provided to fit over the quick fill/makeup. -
Page 13: Fitting Tie Braces
Optional Accessory FITTING TIE BRACES & Loose Item Installation Some PCT units are fitted with tie braces on the basin legs to provide Air Inlet Louvres structural stiffness to the unit. Where possible these are factory fitted although if they are shipped loose they will need to be fitted in the Float Valve field. -
Page 14: Fitting Of Wind Walls
FITTING OF WIND WALLS 1. Prior to fitting flashing, the following steps in installation should have taken place: (a) Basin(s) placed in position and shimmed to make level and carry weight evenly. (b) Casing lowered onto basin legs and the leg joiners bolted together. 2. -
Page 15: Piping
Optional Accessory PIPING & Loose Item Installation All piping must be supported external to the tower and restraint provided Fitting of Wind Walls to ensure no vertical or horizontal movement of the piping. All piping and supports are to be furnished by others. Piping Fan Speed FAN SPEED... -
Page 16: Basinless Unit Installation
BASINLESS UNIT INSTALLATION Units supplied without a basin come in one of two arrangements, “A” or “B”. Arrangement “A” - This is where the unit is supplied with the casing, roof deck and mechanical equipment only. This arrangement does not include any louvres, legs, strainer, suction, drain, quick-fill or make-up. -
Page 17: Platform Installation
Optional Accessory PLATFORM INSTALLATION & Loose Item Installation Factory Fitted Platforms Basinless Unit Installation Where a platform is supplied with the unit it is normally fitted to the casing Platform Installation section at the factory. In this case only the ladder, stiles and landing need to be fitted on site. - Page 18 COOLING TOWERS CLOSED CIRCUIT COOLING TOWERS ICE THERMAL STORAGE EVAPORATIVE CONDENSERS HYBRID PRODUCTS PARTS & SERVICES w w w . B a l t i m o r e A i r c o i l . c o m . a u 120 Wisemans Ferry Road, Somersby NSW 2250 ›...