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© 2008 McQuay International

Types HI-F5, E-F5

Installation and Maintenance Manual

IM 900

McQuay Water Cooling, Heating, and High
Capacity Booster Coils

Group:

Applied Air

Part Number:

IM 900

Date:

February 2008

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Содержание E-F5

Страница 1: ...2008 McQuay International Types HI F5 E F5 Installation and Maintenance Manual IM 900 McQuay Water Cooling Heating and High Capacity Booster Coils Group Applied Air Part Number IM 900 Date February 2008 ...

Страница 2: ...n 3 Receiving Instructions 3 Coil Types 3 Standard Fluid Coils 3 Nomenclature 3 Installation 4 Mounting 4 Installation 4 Operation and Maintenance 5 Operation 5 Initial Start Up 5 General 5 Maintenance 5 General 5 Blowing Out Coils 6 Freeze Protection Fittings 6 Flushing Coils 7 ...

Страница 3: ...uay sales representative Coil Types Standard Fluid Coils McQuay fluid coils are specifically designed for your particular application Flexibility is built into our manufacturing processes offering variations in fin type fin density circuitry arrangement coil casing and materials of construction Standard fluid type W coils utilize a collection header for one and two row applications and return bend...

Страница 4: ...ype W Standard Water M Splayed Headers B Booster Circuiting Q 1 4 serp M 1 1 2 serp H 1 2 serp D 2 serp L 3 4 serp S 1 serp B 3 tube center Booster S 1 circuit D 2 circuits B 3 tube centers Finned Length inches Finned Heigth inches Fin Design A flat AI Cu B E F5 AI Cu C HI F5 AI Cu Rows Deep Fins Per Inch ...

Страница 5: ...ble gas The coil should be left pressurized for a minimum of 10 minutes If the coil holds the pressure the hook up can be considered leak free If the pressure drops by 5 psig or less re pressurize the coil and wait another 10 minutes If the pressure drops again there is more than likely one or more small leaks which should be located and repaired Pressure losses greater than 5 psig would indicate ...

Страница 6: ...commended cleaning solution For more information contact your local McQuay Parts Distributor c Determine required dilution for the specific application It is recommended to start with a dilution ratio of 10 1 and increase concentration until the desired results are achieved d As with mixing all acids place the desired amount of water into the tank and then add the chemicals e Turn off fans and all...

Страница 7: ...nutes then blow it out again If water comes out repeat the blowout operation 7 Leave all plugs out and drains open until the threat of freezing has passed Figure 6 Horizontal Air Flow Figure 7 Vertical Air Flow Freeze Protection Fittings During the winter chilled water coils need to be protected against freezing Factory installed and tested freeze protection fittings are brazed onto water and stea...

Страница 8: ...he system by closing the valves on both the supply and return lines gate valves in Figure 5 and Figure 6 4 Drain the coil by opening all drain valves and or the drain plug Remove the vent plug to aid the draining process 5 Close the drain valve s and drain plug 6 Connect the flushing system to the coil A typical system is shown in Figure 9 7 With the throttling valve closed start the pump and oper...

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Страница 10: ...n training or call 540 248 9646 and ask for the Training Department Warranty All McQuay equipment is sold pursuant to its standard terms and conditions of sale including Limited Product Warranty Consult your local McQuay Representative for warranty details Refer to Form 933 43285Y To find your local McQuay Representative go to www mcquay com This document contains the most current product informat...

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