AUTOMATIC TIMING ADVANCE UNIT MAINTENANCE - CONTINUED
CLEANING AND INSPECTION
Solvent cleaning compound MIL-PRF-680 Type III is an environmentally compliant and low toxic
material. However, it may be irritating to the eyes and skin. Use protective gloves and goggles. Use in
well-ventilated areas. Keep away from open flames and other sources of ignition.
Particles blown by compressed air are hazardous. DO NOT exceed 15 psi (103 kPa) nozzle pressure
when drying parts with compressed air. Use a maximum of 30 psi (207 kPa) when cleaning compo-
nents. DO NOT direct compressed air against human skin. Failure to follow this warning may cause
injury or death. Make sure air stream is directed away from user and other personnel in the area. To pre-
vent injury, user must wear protective goggles or face shield.
Remove all gasket material from mounting surface.
Clean all parts with solvent cleaning compound.
Visually inspect parts for damage. Replace damaged parts as necessary.
Dry parts with compressed air.
Install two dowels (18) in flange (16).
Use clean oil to lubricate and install slide (27) on
Use clean oil to lubricate and install weight (28) on
Install inner spring (25) and outer spring (26) on tap
gear assembly (12).
Use clean oil to lubricate and install slide (21) on
remaining dowel of flange (16).
Use clean oil to lubricate and install weight (22) on