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SPARE PARTS EXPLODED VIEW WALL-HUNG GAS BOILERS Model 20/1 MFS MODELS CODE SERIAL NO. REF. VALIDITY 20/1 MFS 407001 From N00000693 to ----------------...
PART CODE DESCRIPTION REF. NOTE 407530 Auto air release valve (inc. 2) 407501 O ring 17.12 x 2.62 mm 407534 D.H.W. exchanger plug (inc. 2,4,5,7) 407502 O ring 56.52 x 5.34 mm 407503 O ring 40.65 x 5.34 mm 407533 Fork kit (inc.
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PART CODE DESCRIPTION REF. NOTE 407654 Pipe (expansion vessel to deviator) 407514 O ring 9.25 x 1.78 mm 407651 Gasket 3/4" 407668 Pipe (main exchanger to deviator) 407659 O ring 17.04 x 3.53 mm 407672 Ring kit (inc. 107,109) 407521 Gasket (N.T.C.
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PART CODE DESCRIPTION REF. NOTE 407684 Shut down warning light 407700 Sealed chamber cover (inc. 271,272,273,274) 407902 Air pressure switch 407903 Air pressure switch box 407699 407901 Venturi (inc. 305,315) 407653 Gasket 3/4" 407528 Gasket 1/4" 407904 Tube (venturi to air pressure switch) 407900 Fan capacitor (before 0194) 407705...