Figure 4-14. Developer replenisher pump.
Replace the inlet and the outlet hoses from the heater.
(d) Release the clamps that are stopping the tubing or refill the
(e) Reconnect the power to the unit.
d. Developer Replenishment Pump Problem. The x-ray films are losing
contrast. You have isolated the fault to a malfunctioning developer replenisher pump.
You must remove and replace it. Refer to figure 4-14.
The recirculation pump and the chemical-replenisher pump are identical
except for the orientation of the pump housings. When repairing pumps,
replace the O-ring. Refer to figure 4-15.
Remove the developer replenishment pump assembly.
(a) Remove the power from the unit.
(b) Locate the replenisher pump.
Remove the inlet and outlet hose.
(d) Remove the electrical connection.
(e) Remove the pump assembly.