Maintenance – Iomega HIGH FPD1000-HP User Manual

Page 4

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Reed Relay Specifications

Two wire SPST N/O.

Switching voltage 150 VDC; maximum
current 0.25 Amps.

Rating 3 watts.

Duty cycle 20% ON, 80% OFF.

Disassembly:

1. Ensure the fluid supply to the meter has

been disconnected, and the line pres-
sure has been released before disas-
sembly.

2. Remove the four screws and remove the

pulser cap.

3. Remove the gasket.

4. Remove eight screws and remove the

meter cap.

5. Remove O-ring and inspect. Replace O-

ring if damaged.

6. Remove rotors, clean and inspect. Re-

place rotors if damaged.

7. To remove the PCB, remove the two

screws.

NOTE: Reed Switch PCB’s cannot be re-

moved.

2

Reassembly:

1. Replace rotors into the meter body. The

rotors should be at 90 degrees to each
other.

2. Lightly rotate the rotors by hand. They

must rotate freely.

3. Install O-ring.

4. Replace the meter cap and tighten the

eight screws uniformly to 35Nm (25 Ft.
Lbs.).

5. Replace the pulser cap and tighten the

four screws.

MAINTENANCE

Figure 3

12

Reed Switch Wiring Details

(HP Models Only)

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