Honeywell T8090A Owner's Manual page 21

Troubleshooting (Continued)
Problem
Clock does not run
(continued).
Clock loses time.
Check
— pins in program dial. If pins are
not completely seated in
program dial, jamming with
index wheel may occur.
— power. May be interrupted.
— high limit control. If clock is
powered through system
transformer, power to clock
and equipment may be off on
safety.
— filter. May be clogged. Safety
limit on equipment may cut off
power to system.
Push down on pins to make sure they are
completely seated in program dial.
Make sure power is On. Reset clock.
Wire separate transformer to power clock, or
install backup batteries as shown in Fig. 2.
Replace filter and reset clock.
21
Action
Continued
69-0628B—1