Omega FPDM1000 - Manual (Page 5)

3
OPERATION SERVICE INSTRUCTIONS
When fluid passes through the meter, the
rotors turn. The gear located on top of one
of the rotors drives the mechanical regis-
ters gear train which provides an accurate
readout.
Figure 3
Rotor #2
Rotor #1
Rotors must be at 90
°
to each other
Disassembly:
Ensure that the fluid supply to the meter is
disconnected, and the line pressure is re-
leased before disassembly. Refer to the
exploded parts diagram on page 6.
1. Remove the four screws located on the
face of the register. Then remove the
faceplate cover including register as-
sembly.
2. Remove the four register mounting
screws. Then remove the lower half of
the register housing.
3. Remove the six coverplate screws and
remove the coverplate.
4. Remove the four meter cap screws and
remove the meter cap.
5. Remove rotors.
Reassembly:
1. Clean all components before reassem-
bly.
2. Before reassembly, check the condition
of the rotors. Replace if necessary.
3. Replace the rotor (with the gear) on the
short shaft in the housing. Then place
the second rotor onto the shaft so as
the rotors are at 90 degrees to each
other. (See Figure 3)