(a) Insert a screwdriver between the two links to be broken.
(b) Apply force to open the two links.
(c)
Open the opposite end of the link that was opened and remove the
link.
(d) Reconnect the open end of the link and close it with a pair or pliers.
b. Time-Delay Relay K2 Problem. The X-OMAT processor is feeding double
films and you have isolated the malfunction to a faulty K2 relay which sets the time
interval for the signal bell to feed film and for the safelight. You must install a new K2
relay. Use the following procedures. See figure 4-13.
(1)
Locate relay number K2.
(2)
Remove relay number K2.
(3)
Replace relay number K2.
c. Developer Heater Problem. The developed x-ray films are fuzzy. You have
isolated the malfunction to the developer temperature being too high and have decided
to replace the developer tank heater. Refer to Lesson 2, figure 2-14.
(1)
Remove the developer tank heater.
(a) Disconnect the power from the unit.
(b) Apply clamps to the tubing to stop the developer, or drain the
developer.
(c)
Locate the developer tank heater.
(d) Remove the inlet and outlet hoses from the heater.
(e) Remove the electrical connection.
(f)
Remove the heater.
(2)
Replace the developer heater.
(a) Replace the heater unit.
(b) Replace the electrical connection.
MD0359
4-26