Honeywell RTH8500D Support Question
Honeywell RTH8500D Support Question
Find answers below for this question about Honeywell RTH8500D - 7-Day Touchscreen Universal Programmable Thermostat.Need a Honeywell RTH8500D manual? We have 1 online manual for this item!
Question posted by abradsh on January 29th, 2014
How To Unlock Screen On A Honeywell Rth8500d
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Current Answers
Related Honeywell RTH8500D Manual Pages
Owner's Manual - Page 1
Pat. 6,595,430 Other Patents Pending ® U.S. All Rights Reserved
69-1725-1
Read and Save these Instructions
U.S. Registered Trademark © 2004 Honeywell International Inc. RTH8500D Touch Screen Programmable Thermostat
OWNER'S GUIDE
The RTH8500D Thermostat provides electronic control of 24 Vac heating and cooling systems or 750 mV heating systems.
For assistance with your ...
Owner's Manual - Page 2
... 38 Set System Setting 40 Program Your Heating and Cooling Schedule 42 Cancel a Schedule Period 46 Set Time 47 Set Temperature Overrides 48 Clean Your Thermostat Screen 51 Use Your Filter Timer 52 Understanding Temperature Recovery Feature 53 Replace Batteries 54 Review Battery Tips 57 Built-in Compressor Protection 58 Troubleshooting Tips...
Owner's Manual - Page 3
...are included:
Inside Set
OWNER'S GUIDE
Inside
Set To
Read and save these instructions
WALLPLATE
THERMOSTAT
MOUNTING SCREWS (2) AND WALL ANCHORS (2)
OWNER'S GUIDE WIRE LABELS CAUTION CARD
CAUTION
TURN ... on your new thermostat or base. Check that the following items are missing, call Honeywell Customer Care at the fuse/circuit breaker panel before returning the thermostat to system at ...
Owner's Manual - Page 8
... HOLE
CONNECT TO THE "C" ON THE
NEW THERMOSTAT
M22223
69-1725-1
8 Step 4.
Visit www.honeywell.com/yourhome or call Honeywell Customer Care at 1-800-468-1502 before returning the thermostat to C on the new thermostat. If you have only one C and/or C1 wire connected to your old thermostat, connect this wire to the store. Follow...
Owner's Manual - Page 20
... PUMP SYSTEMS
1 Leave metal jumper wire between RC and R in place.
2 If the old thermostat had wires on W1, Y1 and W2, some system modification is required. M22245
69-1725-1
20...If the old thermostat had separate wires on both O and B, be sure to attach the B wire to the C letter designation on the new thermostat. Connect Wires to the C, contact Honeywell.
4 If the old thermostat had wires ...
Owner's Manual - Page 26
Configure Installer Setup
1. Follow the steps in this section to your thermostat.
2. Press and release the System key. FAN ON Inside AUTO
THU Set To
SYSTEM EM HEAT
OFF COOL
Following Schedule
AM
SCHED HOLD CLOCK SCREEN
M22225
69-1725-1
26
Use the Installer Setup Menu to match your new thermostat to set up your heating and/or cooling system. Step 11.
Owner's Manual - Page 27
... the screen changes.
Step 11. Configure Installer Setup (Cont)
3. MON
WED THU
FRI
SAT SUN
DONE
27
M22214
69-1725-1 TUE
CHANGE FILTER UV LAMP HUMIDIFIER PAD
Inside
Set To
SYSTEM EM HEAT
OFF COOL
Following Schedule
PM
DONE
CANCEL
M19969
4. Release the center key when the display on your thermostat matches...
Owner's Manual - Page 28
... represents current calendar date.
M22215
69-1725-1
28 Date (Year Select last two digits of the screen to complete setting the calendar. Press the Up or Down arrows to the right of the two-digit...corner of current Lower) calendar year (05 for year 2005, etc). Date (Day)
Select number that represents current (Month) calendar month.
After you select your setting for Installer Setup Number 0120...
Owner's Manual - Page 38
Get to Know Your Thermostat Display Thermostat
SYSTEM SELECTS EM. HEAT/HEAT/OFF/COOL FAN SELECTS ON/AUTO
TUE
FAN Inside
AUTO
SYSTEM
HEAT
AM
DOWN ARROW LOWERS TEMPERATURE SETTING
UP ARROW RAISES TEMPERATURE SETTING
Set To
Following Schedule
SCHED HOLD CLOCK SCREEN MORE
SCHED
CLOCK
ENTERS
SETS THE
SCHEDULING
TIME
MODE
FORWARD
HOLD...
Owner's Manual - Page 39
... THE CURRENT SET TEMPERATURE
TUE
FAN Inside
AUTO
Set To
SYSTEM HEAT
Following Schedule
AM
SCHED HOLD CLOCK SCREEN MORE
SYSTEM SHOWS CURRENT SYSTEM POSITION
TIME DISPLAY CURRENT TIME OF DAY, HOLD TIME REMAINING OR NUMBER OF VACATION DAYS REMAINING
FOLLOWING SCHEDULE SHOWS THE THERMOSTAT IS FOLLOWING THE PROGRAMMED SCHEDULE
M22239
39
69-1725-1
Owner's Manual - Page 42
... Cooling Schedule
Your thermostat can control up to a comfortable temperature. Press Sched key. Return-Period when you awaken and want your home back to four different schedule periods per day: Wake-Period when... you return home and want your home at a comfortable temperature. FAN AUTO
Inside
SYSTEM HEAT
FRI
Set To
Following Schedule
AM PM
SCHED HOLD CLOCK SCREEN
...
Owner's Manual - Page 43
MON TUE WED THU
FRI
SAT
FAN AUTO
OK TO PICK MULTIPLE DAYS SCREEN LOCKED
Inside
Set To
SUN HEAT
SYSTEM EM HEAT
HEAT OFF COOL AUTO
CANCEL PERIOD
AM PM
Following Schedule
COOL
DONE
SCHED EDIT
HOLD WAKE
CLOCK SCREEN LEAVE RETURN SLEEP CANCEL
M22553
43
69-1725-1 Program Your Heating and Cooling Schedule (Cont) 2. Press Edit key.
Owner's Manual - Page 44
... MON TUE WED THU
FRI
FAN ON AUTO CIRC
OK TO PICK MULTIPLE DAYS
CANCEL PERIOD
SAT SUN HEAT
AM
COOL
DONE
WAKE LEAVE RETURN SLEEP CANCEL M22300... it is OK to modify time and heat and cool temperatures from this screen.
6. Press Up and Down keys to pick multiple days. It is selected.
5. These days are scheduled with the same times and temperatures. Program Your Heating and Cooling...
Owner's Manual - Page 45
..., press Cancel key any time.
45
69-1725-1 To set a Program Schedule for Sat and Sun.
"Saving Changes" appears on the screen to indicate changes are being saved to the day(s) modified. When complete, press Done key. MON TUE WED THU
FRI
SAVING CHANGES
M19956
10. Example: If Mon-Fri was selected...
Owner's Manual - Page 48
...TUE
FAN AUTO
Inside
Set To
SYSTEM
HEAT
Hold Temperature Until
PM
SCHED HOLD CLOCK SCREEN
CANCEL M19959
3. Set Temperature Overrides
Hold Temperature Until (Temporary Hold) Hold temperature ... for the thermostat to the start time of the next scheduled period.
2.
"Hold Temperature Until" time appears on the screen to reappear.
69-1725-1
48 Pressing on the screen time (where...
Owner's Manual - Page 49
"Permanent Hold" appears on the screen. 2. Press the Cancel key to set during "Hold." Set Temperature Overrides (Cont)
Permanent Hold Permanent Hold changes... the schedule. TUE
FAN Inside
AUTO
Set To
SYSTEM
HEAT
AM
Permanent Hold
SCHED HOLD
CLOCK SCREEN
CANCEL M19960
3. Press the Hold key.
The screen shows Permanent Hold until Permanent Hold is cancelled.
49
69-1725-1
Owner's Manual - Page 50
... and Down arrow keys to change the number of days.
1. FAN Inside
AUTO
THU Set To
SYSTEM
HEAT
Hold Temperature Until
DAYS
SCHED
CLOCK SCREEN
CANCEL M19961
4.
Notice that Vacation Hold has ended.
69-1725-1
50 When the number of days of days you desire the thermostat to override the schedule.
Press the Up and Down...
Owner's Manual - Page 52
... TUE WED THU
FRI
SAT SUN
FAN AUTO
OK TO PICK MULTIPLE DAYS SCREEN LOCKED CHANGE FILTER UV LAMP HUMIDIFIER PAD
Inside
Set To
SYSTEM RESET HEAT
PM
Following Schedule
SCHED HOLD CLOCK SCREEN MORE
M19975
View or Reset Timer Settings Before They Expire 1. Reset Filter Timer 1. Press the Reset key to the...
Owner's Manual - Page 53
... eliminates all guesswork when setting your scheduled time. How long does it adjusts the next day's recovery start time accordingly.
53
69-1725-1 The thermostat determines that the heating or cooling system is coming on the screen.
The thermostat then turns on the heat before a scheduled time when "Recovery" shows on before 6:00 AM...
Owner's Manual - Page 58
...
FAN AUTO
Inside
SYSTEM
HEAT
AM
COOL
PM
Set To
WaitCool Following Schedule
SCHED HOLD CLOCK SCREEN MORE
M22244
When the minimum-off timer, the thermostat shows "Wait" in the display. Built-in Compressor Protection
The RTH8500D Thermostat has built-in compressor protection (minimum-off timer) that prevents the compressor from restarting too early...
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