Replacing Components - MBM BRG78A Manual De Uso E Instalación

Before proceeding see chap. 2
1. Remove the panel and front
2. If necessary, lift the tank to facilitate
operations
THERMOCOUPLE REPLACEMENT
1. Remove the thermocouple from the
valve and pilot unit
2. Remove the connections from the
safety thermostat
3. Install and reconnect the new ther-
mocouple.
PLUG REPLACEMENT
1. Disconnect the high voltage cable
from the plug
2. Unscrew the nut
3. Install the new plug
4. Connect the high voltage cable
PIEZO IGNITER REPLACEMENT
1. Disconnect the wire from the piezoe-
lectric igniter
2. Unscrew the igniter that needs to be
replaced
3. Install the new piezoelectric igniter
VALVE REPLACEMENT
1. Remove the valve bulb from the tank
2. Unscrew the thermocouple and gas
inlet/outlet connections
3. Remove the valve
4. Install the new valve and restore the
connections
SAFETY THERMOSTAT
REPLACEMENT
1. Remove the bulb from the tank
2. Unscrew the thermostat from its sup-
THE PRESENT MANUAL IS PROPERTY OF THE MANUFACTURER. ANY REPRODUCTION, EVEN PARTIAL, IS PROHIBITED.

REPLACING COMPONENTS

port and remove it
3. Disconnect the electrical wires
4. Screw the new thermostat onto the
support and restore all connections
5. Insert the new bulb into the tank
THERMOSTAT REPLACEMENT
1. Remove the valve bulb from the tank
2. Remove the cover
3. Remove the thermostat from the com-
mutator
4. Install the new thermostat and restore
all connections
5. Insert the new bulb into the tank
BULB REPLACEMENT
1. Disconnect all electrical connections
2. Install the new globe
3. Reconnect the wires
BURNER REPLACEMENT
Operate in compliance with safety
regulations. Read carefully before
performing any type of operation
1. Lift the cover of the tilting pan
2. Use the handwheel to bring the tank
into a vertical position
3. Unscrew the screws securing the
tipper extension
4. Unscrew the pilot unit mounting pla-
te and burner screws
5. Extract the burner
6. Position the new burner
7. Screw in and restore connections
8. Bring the tank back to a horizontal
position
Check the gas voltage with
the special tools and replace
the parts removed in the cor-
rect order
- 16 -
7.