Burnt Gas Evacuation; Mounting The Cover; Verification And Delivery - Cointra CMB-5 Instrucciones De Instalacion, Uso Y Conservacion Para El Instalador

4. EVACUATION OF BURNT GAS
4.1. Evacuation of burnt gas pipe.
The burnt gas evacuation pipe must have the following diameters, depending on model:
• Models CMB-5 and CMB-5 E can only be attached to one of the two following types of combustion product
evacuation pipes:
1º. If you choose an Ø 80 mm pipe for the evacuation, the pipe joining the cutter will be adjusted "to the
bottom" in the inside of the water heater's casing.
2º. If the Ø 100 pipe is chosen to evacuate the combustion products, the coupler must be installed. Ø 80 to Ø
100 supplied with the water heater. The Ø 80 area will be fitted "to the bottom in the inside of the casing of the
water heater's draught diverter; the Ø 100 pipe of the duct will be adjusted from the inside and to the bottom
of the Coupler".
• Models EB-10 and EB-10 E.
Pipe for fitting the draft diverter on the inside. Ø 11 cm.
Pipe for fitting on the outside. Ø 12 cm.
Couplings for draft diverters are found at specialist trade stores.
4.2. The mass flow rates for calculating flues are found in the table on page 16.
4.3. Ensuring the correct evacuation of combustion gases.
To ensure the system is functioning with the water heater's nominal power, check the tightness of the whole
combustion gas evacuation system through a spray plate, cooled mirror or any other approved apparatus,
4.4. Maintenance.
Recommended on an annual basis. This must be carried out by an Official
Technical Service.

5. MOUNTING THE COVER.

If for any reason you need to remove the cover for installation:
5.1. Remove the gas knob and temperature selector by pulling them out.
5.2. Loosen the screws connecting the cover.
5.3. Assemble the controls by pressing them inwards.
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