Wolf CNK 17 - 40 - Page 4

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Installation:
• Possible installation positions for pipework assemblies are
shown on pages 9 - 11.
• Flow and return pipe of cast iron boilers have to be fi tted tight
to the boiler body and project the rear surface at identical
dimensions (-> check dimensions to boiler rear by means
of folding meter).
• For any screwed fi tting use enclosed fl at seals.
• Cross or T-pieces to be hand-screwed.
Alignement of connections for fl ow and return:y
-> see drawings!
• Flow tube and inferior return tube have to be hand-screwed.
CNK 17 / 20 / 25: The L-shape tube with the longer
side has to be fi tted to the fl ow
CNK 32 / 40: The L-shape tube with the lon-
ger side has to be fi tted to the
return
CNK 50 / 63: The U-shape tube has to be
fi tted to the fl ow
CNG 10 – 35 / FNG 10 – 41: both L-shape tubes are identical
• Align tubes horizontally and screw cross pieces tight to
boiler.
• Superior return tube to be fi tted to inferior return tube (hand-
screwed) and to be turned to required position.
• Pipework assembly or header to be fi tted and hand screwed.
• Screw tight fl ow and return tubes on cross pieces.
• Screw tight fl ow and return of pipework assembly or header.
• Fasten screwed fi tting between superior and inferior return tube.
• Pipework assembly or header to be aligned once more and
all screwed fi ttings to be fastened.
Scope of supply:
• 1 Flow tube
• 2 return tubes
• 2 Cross or T-pieces (not enclosed in extension kit for CHK)
• Sealing caps 1 ½”
• Flat seals 1 ½”
• Installation instructions
Installation instructions
Connection kit for pipework assembly
Survey of connection kits for the installation of a pipework assembly or header:
CNK 17 - 40 CNK 50 / 63 CHK 22 - 60 CNG 10 - 35 FNG 10 – 41 CNG 48 FNG 57
Art.-No. basic kit 24 10 092 24 10 095 24 10 093 24 10 094 24 10 094 24 10 097 24 10 097
Art.-No. extension kit 24 10 092 24 10 095 24 10 098 - - - -