BAC RC Series User Manual Download

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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

RIGGING & ASSEMBLY INSTRUCTIONS

RC Series

RCF

RCC

Summary of Contents for RC Series

Page 1: ...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 RIGGING ASSEMBLY INSTRUCTIONS RC Series RCF RCC ...

Page 2: ...orehand If outstanding circumstances require a departure from the procedures outlined in this manual contact your local BAC Representative for guidance 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 ...

Page 3: ...ssembly 4 Rigging 5 Section Assembly 7 Field Sealing of Basin to Casing Post Joint 8 Fitting of Pump and Piping 9 Roof Deck Section Lifting 3 Optional Accessory Loose Item Installation 10 Air Inlet Louvres 10 Float Valve 11 Fitting Tie Braces 12 Fitting of Wind Walls 13 Piping 13 Fan Speed 13 Bleed Line Installation 14 Platform Installation 4 Final Assembly Details 16 Inspection 16 Piping 16 Fan S...

Page 4: ...o ensure all required items have been received and are free of any shipping damage prior to signing the bill of lading The following parts should be inspected WARNING Failure to use designated lifting points can result in a dropped load causing severe injury death and or property damage Lifts must be performed by qualified riggers following BAC published Rigging Instructions and generally accepted...

Page 5: ...ezing temperatures Please contact your local BAC Representative for recommended cold weather operation strategies Location All evaporative cooling equipment must be located to ensure an adequate supply of fresh air to the fans When units are located adjacent to walls or in enclosures care must be taken to ensure that the warm saturated discharge air is not deflected and short circuited back to the...

Page 6: ...motor s are supplied loose fit the motors At the completion of this stage a crane is no longer required Finally securely bolt the unit to supporting steel and on multi section basins seal the joint between sections Table 1 gives the recommended dimensions for rigging each section of any RC series coil product With the information from the table and the additional instructions on the following page...

Page 7: ...must line up 4 Fasten the hardware between the upper casing and lower section per Figure 3a Page 6 for HDG SST coils and 3b Page 6 for copper coils WARNING Unless units ship fully assembled basin casing roof deck sections must be rigged separately Never assemble the unit before lifting as the lifting devices provided on the unit are not designed to support the weight of the entire assembled unit T...

Page 8: ...W W W B A L T I M O R E A I R C O I L C O M A U 6 M A R 2 0 8 0 Figure 3a Joining Casing to Basin section HDG SST coils Figure 3b Joining Casing to Basin section copper coils ...

Page 9: ...aler on all faces of the square posts to give 2mm thick coverage 30mm either side of the joint Use a scraper to spread this evenly over the surface The sealer has a working time of 30 minutes before skinning over 4 Wrap fiberglass cloth over the joint and press into the sealer Cloth provided should wrap around the post approximately three times 5 Apply and spread extra sealer if required to ensure...

Page 10: ...ired to align the pump suction with the unit outlet connection 2 Using the hardware and gasket provided fasten the pump to the connection 3 Fasten the pump base to the supporting structure using M16 hardware supplied by others 4 Once the pump is in place and secured fit the riser pipe to the pump discharge flange using PVC pipe cement solvent 5 Once the casing has been installed the ends of the up...

Page 11: ...it bolts to the joining flange between segments For direct drives one lifting ear per roof deck flange joint will be fitted In the field for belt drives the lifting will take place with one sling around the motor and three slings to the lifting ears For this reason the lifting ears are only fitted to the three flanges not covered by the motor and mechanical equipment support These lifting ears are...

Page 12: ...installed with flutes facing downwards into basin A shorter louvre is provided to fit over the quick fill makeup Float Valve If the unit has shipped without the float arm ball assembly attached this should be installed as per Figure 7 before louvres are installed Figure 7 Attaching float arm RC SERIES Optional Accessory Loose Item Installation 3 ...

Page 13: ...brace holes in the posts yet The tie braces have a bend to give stiffness The bent edges should be oriented so that they will deflect water into the basin 3 Place the casing on top of the basin legs with the majority of the weight being carried by the crane DO NOT REMOVE THE CRANE UNTIL ALL TIE BRACES ARE TIGHTENED 4 Check that posts are vertical and aligned correctly The weight of the casing and ...

Page 14: ... is in the correct place this folded end is sealing against the outside face of the corner post The flashing pieces overlap by approximately 30mm They are not designed to be bolted together 4 To fix the flashing in position screw the Z section brackets to the flashing pieces so as to pull the flashing against the upper fiberglass panel Sealer is applied to the fastener as it is fitted to prevent w...

Page 15: ... steps must be taken to avoid operating at or near the fan s critical speed which could result in fan failure and possible injury or damage Bleed Line Installation On all RC Series products install a bleed line with valve between the system circulating pump discharge riser and a convenient drain Locate the bleed line in a portion of the riser piping that drains when the pump is off WARNING The ble...

Page 16: ... need to be fitted on site See figure 11a below demonstrating this Pre Assembled Platforms Shipped Loose In some instances due to transport limitations it is necessary to ship the platform separate from the unit In this case the platform must first be lifted up and fixed to the platform support beam See figure 11b below demonstrating this Once the platform is fitted to the support beam the ladder ...

Page 17: ...ed Platforms Pre Assembled Platforms Shipped Loose Knock Down Platforms Figure 11c Knock Down Platforms Platforms may be shipped as a knock down kit for assembly on site if required If this is the case the platform must first be assembled on the floor before being lifted into place Figure 11c below shows an exploded view of a typical platform ...

Page 18: ...e equipment and ensure the trouble free performance for which the unit is designed Piping Process Water Refrigerant All piping must be supported external to the tower and restraint provided to ensure no vertical or horizontal movement of the piping All piping and supports are to be furnished by others Fan Speed When the fan speed of this product is to be changed from the factory set speed includin...

Page 19: ...W W W B A L T I M O R E A I R C O I L C O M A U 17 M A R 2 0 8 0 Factory Assembly Details Inspection Piping Fan Speed Freeze Protection ...

Page 20: ... 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 Telephone Australia 1300 134 622 Telephone New Zealand 0800 225 842 ...

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