Rational MI 2048, Инструкция по модификации

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Modification Instruction
48 / 2020
MI_2048: Change heat exchanger
102; 202 225
Standard; flue gas
measuring unit,
pressure measur-
ing unit, leak de-
tector unit
14.02.2020
3 / 104
MI_2048_Change heat exchanger_S
1 MI_2048: Change heat exchanger
DANGER
Toxic exhaust fumes
Risk of asphyxiation from unauthorised concentration of harmful exhaust
gases.
n
Ensure that the ventilation options in the installation area are adequate.
n
Perform a flue gas analysis prior to commissioning the unit.
CAUTION
Sharp edges on the housing
Risk of cuts on the housing when working in the electrical compartment.
Wear protective gloves.
Remove heat exchanger
a
The unit is switched off and voltage-free.
a
The electrical compartment is open.
a
For gas units: The dismantled gas hose must not be kinked.
1. Disconnect all cables from the gas blower. Unscrew all screws on the gas
blower.
2. Attach the gas blower to the motor with cable ties or carefully lay it down in
a safe place.
3. Loosen the screws of the top panel.
4. Remove the care cleaning hose. Loosen the screws on the inside of the unit
top panel.