Bradford-White Corp BMT2V Manual De Usuario

Page 32

If drained, follow 

Section 6.1

 in this manual for 

proper filling and purging.

1.  Switch off the main electrical disconnect switch.

2.  Close all manual gas valves.

4.  Set the aquastat or thermostat to its lowest 

setting.

5.  Open all manual gas valves.

6.  Reset all safety switches (pressure switch, 

manual reset high limit, etc.).

7.  Set the temperature controller to the desired 

temperature setting and switch on electrical 

power.

8.  Burner will go through a pre-purge period and 

ignitor warm-up period, followed by ignition.

1.  Lubricate the system water-circulating pump, if 

required, per the instructions on the pump. 

2.  If a strainer is employed in a pressure reducing 

valve or the piping, clean it every six months.

3.  Inspect the venting system for obstruction or 

leakage at least once a year. Periodically clean 

the screens in the vent terminal and combustion 

air terminal (when used).

4.  Keep the appliance area clear and free from 

combustible materials, gasoline, and other 

flammable vapors and liquids.

5.  If the appliance is not going to be used for 

extended periods in locations where freezing 

normally occurs, it should be isolated from the 

system and completely drained of all water. All 

systems connected to it should also be drained or 

protected from freezing.

6.  Low water cutoffs, if installed, should be 

checked every 6 months. Float type low water 

cutoff should be flushed periodically.

7.  Inspect flue passages, and clean with brushes/

vacuums, if necessary. Sooting in flue passages 

indicates improper combustion. Determine the 

cause and correct.

8.  Inspect the vent system and air intake system, 

and if the vent system is Category III, ensure 

that all joints are sealed properly. If joints need 

to be resealed, follow venting manufacturer's 

instructions to clean and reseal vent system. 

Label all wires prior to disconnection when servicing 

controls. Wiring errors can cause improper and 

dangerous operation. Verify proper operation after 

servicing.

Lors d’entretien ou de réparation des commandes, 

étiquetez tous les câbles avant de les déconnecter. 

Des erreurs de câblage peuvent provoquer des 

fonctionnements incorrects et dangereux. Après 

toute intervention d’entretien ou de réparation, 

vérifier que l’appareil fonctionne correctement.

The gas and electric controls on the appliance 

are engineered for long life and dependable operation, 

but the safety of the equipment depends on their