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The BAC equipment should be rigged and installed as
outlined in this bulletin.
These procedures should be thoroughly reviewed prior to
the rigging and operation to acquaint all personnel with
the procedures to be followed and to assure that all
necessary equipment will be available at the jobsite.
Be sure to have a copy of the unit certified drawing
available for reference. If you do not have a copy of this
drawing or if you need additional information about this
unit, contact the local BAC representative. The model
number and serial number of the unit are located on a
label on the sinde of the unit.
RIGGING AND
INSTALLATION
VTL
Cooling Towers
VFL
Closed Circuit Cooling Towers
VCL
Evaporative Condensers
Table of Contents
RI_VL_SA 01/11-01
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2
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Summary of Contents for BAC VTL
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Page 1: Table Of Contents
INSTALLATION Cooling Towers Closed Circuit Cooling Towers Evaporative Condensers The BAC equipment should be rigged and installed as outlined in this bulletin. These procedures should be thoroughly reviewed prior to the rigging and operation to acquaint all personnel with the procedures to be followed and to assure that all necessary equipment will be available at the jobsite. -
Page 2: General Information
- Coils (VFL, VCL) - Water distribution system - Strainers All piping external to BAC cooling equipment must be supported - Float valve assembly separately. In case the equipment is installed on vibration rails or - Spray Pump (VFL, VCL) - Page 3 When the equipment is operated with a variable fan speed control device, steps must be taken to avoid operating at or near to the fan’s «critical speed». For more information consult your local BAC Balticare representative. ELECTRICAL SAFETY...
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Page 4: Rigging
VTL-139 to VTL-227 4300 2450 4300 VTL-225 to VTL-272 5000 2450 5000 Table 1: Rigging method VTL and discharge accessory Discharge accessories can be: positive closure damper, tapered discharge hood, sound attenuation. CLOSED CIRCUIT COOLING TOWERS VFL Spreader Discharge Minimum Model N°... -
Page 5: Optional Accessories Assembly
OPTIONAL ACCESSORIES ASSEMBLY General 1. Optional discharge accessories such as tapered hoods, positive closure dampers, discharge sound attenuators and/or access plenums can be fitted. 2. Rigging method of optional accessories is indicated in the rigging tables (see section “Rigging). 3. Never assemble the unit before lifting, as the lifting devices provided are not designed to support the weight of the entire assembled unit. - Page 6 OPTIONAL ACCESSORIES ASSEMBLY Clean out port Due to transport width limits, the cover flanges of the clean out port are mounted with flanges towards the inside (1). On site, the cover can be placed with flanges to the outside for easy access to hardware (2).
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Page 7: Inspection Prior To Start-Up
INSPECTION PRIOR TO START-UP Start-up Inspection Prior to start-up, the following services, which are described in detail Operating Maintenance Manual (see Table Recommended Maintenance and Monitoring Schedule- Start-up) must be performed. Proper start-up procedures and scheduled periodic maintenance will prolong the life of the equipment and ensure trouble-free performance for which the unit is designed. -
Page 8: Recommended Maintenance And Monitoring Programme
RECOMMENDED MAINTENANCE AND MONITORING PROGRAMME Schedule Type of Action Action Start-Up Weekly Monthly Quarterly Every Six Months Annually Shutdown Checks and Cold Water Basin and Strainers Adjustments Operating level and make-up Blow down Sump heater package Belt tension Drive alignment Locking Collar Rotation of fan(s) and pump(s) Motor voltage and current...