Twin City Aero Acoustic Diffuser - ES-409 User Manual

Twin City Fans

Contents

Introduction.......................................................................... 1

Shipping............................................................................... 1

Handling............................................................................... 1

Storage................................................................................. 1

Parts.List............................................................................. 1

Aero.Acoustic.Diffuser™.Installation................................. 2

Aero.Acoustic.Diffuser™.Operation.Safety...................... 2

Operation.Checklist............................................................. 3

Maintenance......................................................................... 3

Troubleshooting.Guidelines................................................ 3

Limitation.of.Warranties.and.Claims................................ 3.

Introduction

The. purpose. of. this. manual. is. to. provide. instructions.

that.complement.good.general.practices.when.installing.

or. operating. Twin. City. Fan. &. Blower’s. Aero. Acoustic.

Diffuser™. originally. provided. on. the. E-Series. Plenum.

Fan.or.purchased.as.an.accessory.after.purchasing.the.

E-Series.plenum.fan.

. Instructions. given. in. the. body. of. this. manual. are.

general. in. nature,. but. apply. to. only. to. the. E-Series.

plenum.fan.manufactured.by.Twin.City.Fan.&.Blower.

Shipping and Receiving

All.Twin.City.Fan.&.Blower.products.are.carefully.con-

structed. and. inspected. before. shipment. to. insure. the.

highest.standards.of.quality.and.performance.

. Compare. all. the. components. with. the. bill. of. lading.

or.packing.list.to.verify.the.proper.unit.was.received.

. Check. each. unit. for. any. damage. that. may. have.

occurred. in. transit.. Any. damage. should. be. reported.

immediately. to. the. carrier. and. the. necessary. damage.

report.filed.

Handling

Handling. of. all. air. moving. equipment. should. be. con-

ducted.by.trained.personnel.and.be.consistent.with.safe.

handling.practices..Verify.the.lift.capacity.and.operating.

condition. of. handling. equipment.. Maintain. handling.

equipment.to.avoid.serious.personal.injury.

. Units.shipped.completely.assembled,.mounted.to.the.

fan,.require.minimal.handling..Use.only.designated.lifting.

lugs.on.fan.framework.for.handling.the.fan.

. Partial.or.disassembled.units.require.special.handling..

All. parts. should. be. handled. in. a. fashion. that. protects.

the.parts.from.damage..Components.should.be.handled.

such. that. forces. are. not. concentrated. and. bending. or.

distortion.cannot.occur.

. Aero. Acoustic. Diffusers™. should. be. lifted. using.

straps.or.padded.chains.if.necessary..Do.not.distort.the.

components. when. lifting.. Deformed. components. are. a.

source.of.interference.between.the.fan.impeller.and.the.

Aero.Acoustic.Diffuser™.resulting.in.excessive.noise.and.

possibly.fan.impeller.imbalance.

Storage

If. the. Aero. Acoustic. Diffuser™. installation. is. to. be.

delayed,. store. the. unit. in. an. indoor,. protected. area..

Protect.the.Aero.Acoustic.Diffuser™.from.moisture.and.

possible. incidental. contact.. A. temperature. controlled.

storage.facility.is.preferred.

Parts List

Item

Qty

Part Name

Sketch

Backplate.
Diffuser
(Two.(2).
Halves)

Frontplate.
Diffuser
(Two.(2).
Halves)

Diffuser.
End.
Connector

Diffuser.
Mounting.
Brackets

"-20.

Self.Tap.
Screws

N/A

"-16.

Bolt.&.Nut

N/A

(Only.

re-

quired.

for.

Sizes.

300.to.

807)

Diffuser.
Side.
Connector

SECTION A-A

ES-409

June 2010

Aero Acoustic Diffuser

™

INSTALLATION, OPERATION & MAINTENANCE MANUAL