4.5 Lamp Head/Yoke Assembly
Chapter 4: Removal, Replacement, and Adjustment Procedures
Prima™ Procedural Light Service Manual (man247ra) Page 4 - 13
DRAFT 6/4/99
4
4.5 Lamp Head/Yoke Assembly
Tools required: Small screwdriver
Removal
SHOCK HAZARD:
Unplug the unit from its power source. Failure to do so could result in
personal injury and equipment damage.
1. Unplug the unit from its power source.
WARNING:
The Prima™ Procedural Light operates at a high temperature. Allow the
unit to cool for at least 30 minutes before performing any preventive
maintenance or repair procedures. Failure to do so could result in
personal injury.
2. Allow the unit to cool for at least 30 minutes.
3. Using a small screwdriver, pry the keeper tab (A) on the plastic collar (B)
from the rotating arm (C) (see figure 4-5 on page 4-14).
4. Rotate the plastic collar (B) until the metal keeper lock (D) is visible in the
slot (E).
5. Remove the metal keeper lock (D) from the slot (E) in the rotating arm (C).
WARNING:
The rotating arm is spring loaded. When removing the lamp head/yoke
assembly, ensure that the rotating arm is restrained. Failure to do so
could result in personal injury or equipment damage.
6. Make sure the rotating arm (C) is restrained, and remove the lamp
head/yoke assembly (F) from the rotating arm (C).