Weems and Plath Endurance 125 Clock - Manual (Page 8)

6) If clock stops, it is most likely due to a dead battery. Remove the
battery immediately as it might leak acid causing damage to the
movement.*
7) If clock is to be left unattended for long periods of time, the battery
should be removed. Otherwise it could become dead and leak acid
causing damage to the movement.*
Quartz DayClock® Trouble Shooting
Clock will not A. Install fresh alkaline battery.
run properly B. Inspect battery contact points, remove
corrosion if present.
C. Call Customer Service at 1-800-638-0428.
Radio Controlled Quartz Clock
Operating Instructions
1) Lift clock to disengage Slide ‘n Lock system from wall.
2) Using the gray set wheel on the back of the movement, set the hour
and minute hands to approximately five minutes before the actual time
of day.