E.
Densitometer Emitter (Fig. 6)

____________________
 WARNING: MAKE SURE ALL MAINTENANCE ON THE DENSITOMETER EMITTER IS DONE
_______ OR MONITORED BY A QUALIFIED HONEYWELL, INC. REPRESENTATIVE. THE DENSITOMETER EMITTER CONTAINS A LOW LEVEL RADIOACTIVE SOURCE. INCORRECT MAINTENANCE CAN BE DANGEROUS TO PERSONS.
 (1)  The densitometer emitter consists of an aluminum casting, AM241 radioactive source, collimator, and a switch and card assembly.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. GUN 001-010 ú

 28-41-00
 ú CONFIG ú 08 Page 8 ú Sep 20/95

A
757
MAINTENANCE MANUAL

REAR SPAR
WET SIDE
Densitometer Assembly
Figure 4

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. GUN 001-010 ú

 28-41-00
 ú CONFIG ú 02 Page 9 ú Jun 20/91

A

757
MAINTENANCE MANUAL

1420 VOLTS FROM
POWER SUPPLY
TO THE FQIS
PROCESSOR

....
.........
................

............ HOUSING

...............
...................

..................

....................

.....................

...................... RADIATION

.......................

........................
..........................

........................ DETECTOR TUBES

.........................

..........................

..........................

...........................

...........................

.... ........................... ADJUSTER

.....
...........................
.....

..... ....
...........................

..... ....
............................

....
.... ............................

.....
............. ............................

.............

............................

.............

............................ PREAMPLIFIER

.............

............................

............. ANODE ...........................

.............

...........................

.............

...........................

.............

.......................... ASSEMBLY

.............

..........................

.............

.........................

.............

.........................