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00BNO9061-L
VARMAX -
Installation, Use and Maintenance
Changing door seals:
- Remove the seals from their groove and replace
with new seals from the maintenance kit (see
fi
gure 46).
Re
fi
tting:
- Insert the baf
fl
es under the wire spring between
the top part of the exchanger tubes (see detail).
Replace the baf
fl
es holding the strappings (mark
3) as shown on the diagram opposite.
- Position the strappings inside the pins of the
baf
fl
es holding the strappings.
- Tighten the fastenings and ensure the baf
fl
es are
correctly
fi
tted to the exchanger tubes and
check
that each of the baf
fl
es are correctly
fi
tted on
the exchanger tubes at their lower and upper
ends.
Note:
It is normal that the baf
fl
es are not
fi
tted tightly in
the area between the 2 strappings.
Checking gas-tightness:
- After re
fi
tting the 3 service doors (tightening
torque of screws = 15 N.m), check the gas
tightness using the foaming product around the
service doors before starting the boiler up again
(see chapter 7.6).
U0502445-#
service
door
groove
seal
fi
gure 46 - Changing door seals
fi
gure 47 - Re
fi
tting
baf
fl
es
wire spring
U0503496-#
Содержание Varmax 120
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