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SECTION 12—HEAT EXCHANGER ASSEMBLY

Part No 1148070 51 Perfecto

™

SECTION 12—HEAT EXCHANGER

ASSEMBLY

Replacing Heat Exchanger Assembly

 DANGER

Topreventelectricalshock,ALWAYSdisconnectconcentratorfromelectricaloutlet

beforeservicing.

NOTE:Forthisprocedure,refertoFIGURE 12.1onpage 52.

NOTE:Theheatexchangerassemblycontainsthreecomponents:heatexchanger,nineinchvinyl

tubeandconnectingcomponent.

1. Unplugunit.

2. Removecabinet.RefertoRemovingCabinetonpage 23.

CAUTION

Usecarenottodeformheatexchangerwheninstalling,removingorcleaning.

3. Disconnectbrassnutthatsecurestheheatexchangerassemblytothecompressor

(Detail“A”).

4. OnthebacksideofthePerfecto2,loosentheclampthatsecuresthevinyltubetothe

manifoldassemblyandremovethevinyltubefromthemanifoldassembly.(Detail

“B”).

5. Removeheatexchangerassemblybypullingvinyltubethroughsoundbox.

6. ReverseSTEPS3‐5toinstallnewheatexchanger.

7. Rununitandcheckforleaks.RefertoLeakTest

onpage 76.

8. Reinstallcabinet.RefertoRemovingCabinet

onpage 23.

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