Honeywell CM701 User Manual page 14

Symptom
Blank.Display.(Power.Loss).
Display.shows.flashing.
symbol.
Display.shows. .symbol.
Display.shows.the.word.'SERVICE'
How do I change the batteries on the
thermostat when they run out?
The. thermostat. constantly. monitors. the. battery.
power. level,. which. typically. lasts. for. about. 2.
years.before.needing.replaced..When.the.power.
is. running. low. a. flashing.
displayed.on.the.screen..To.change.the.batteries.
follow.the.steps.in.the.above.section.('STEP 1:
Installing the Batteries'. on. page. 3),. replacing.
the. used. batteries. with. new. ones. in. Step. c..
Note:.While.changing.the.batteries.your.program.
settings. will. be. stored. but. you. may. need. to.
adjust.the.time.settings.to.be.correct.
4
Remedy
Check.batteries.are.installed.by.removing.the.battery.
cover.
Check.batteries.have.been.installed.in.the.correct.
orientation.
Replace.the.batteries.
. The.batteries.in.the.thermostat.are.low.on.power.
-.Replace.the.batteries.
A.fault.has.occurred.in.your.heating.system..Remove.
and.re-insert.the.batteries.
If.the.
contact.your.installer.
Your installer has set a scheduled maintenance alert
period on your CM707 as a recommendation that your
heating system should receive a routine inspection.
Call your installer to arrange a maintenance visit.
Note: The CM707 and heating system will continue to
operate as normal.
How do I set one temperature for the
whole day?
To. operate. as. a. simple. thermostat. with. one.
temperature. throughout. the. day,. select. the.
manual. operating. mode. by. pressing. the.
. symbol. will. be. MAN. button.. Adjust. the. temperature. by.
pressing. the. .
set.anywhere.from.5°C.to.35°C.in.0.5°C.steps..
The. thermostat. will. continue. to. maintain. this.
temperature. until. another. operating. mode. is.
selected.or.the.temperature.is.adjusted.
TROUBLESHOOTING THE CM707
.symbol.does.not.clear.after.a.few.minutes.
. or. . buttons. -. this. can. be.
FAQ's