MODERN BURNER UNIT (MBU)
REPLACE AIR FILTER
THIS SECTION COVERS:
Replace (300 Hours)
MBU shut down and cooled off (WP 0005)
Tools and Special Tools
M-59 Accessory Kit (WP 0038, Table 2, Item 1)
Replace Air Filter. Replace the air filter more often in dusty or extremely humid conditions or whenever
recommended as part of the troubleshooting procedures.
Two Person Lift
The MBU weighs approximately 58 pounds fully fueled (26.3 kg). Two persons must carry the
MBU, lifting with legs, not back, to prevent injury.
Turn locking latch (1) on top of front panel (2) counter clockwise. Lower front panel of MBU to gain access
to Fuel Delivery Block (3) and Air Filter (4).
Grasp air filter (4) and rotate counterclockwise to unscrew from the threaded fitting (5) on the air/fill
solenoid valve of the fuel delivery block (3).
Screw the new air filter (4) onto the threaded fitting (5) until it is securely in place.
Close and secure front panel (1).
END OF WORK PACKAGE