CTC Union 61100N User manual

This thermostat requires 24 Volt AC Power or two (2) properly installed
“AA” Alkaline batteries for proper operation. When connecting 24 Volt
AC Power the batteries may be installed as a backup.
For use only as described in this manual. Any other use will void warranty.
61100N
Single Stage Heat / Cool
Conventional or Heat Pump
Warning
Turn off power to the heating or cooling
equipment before installation.
Attention
For installation by experienced service
technicians only.
62100N
Up to 2 Heat / 1 Cool
Conventional or Heat Pump
Read all instructions before proceeding.
This thermostat is compatible with:
 t 4JOHMFTUBHFIFBUDPPMDPOWFOUJPOBMPSIFBUQVNQTZTUFNT
 t $POWFOUJPOBMTZTUFNTVQUPIFBUDPPM/POMZ
 t 4JOHMFDPNQSFTTPSIFBUQVNQTZTUFNTXJUIBOBVYJMJBSZIFBUTUBHF / POMZ
 t oNJMMJWPMUIFBUPOMZTZTUFNT
Electrical and control specifications:
 t&MFDUSJDBM3BUJOH7PMU"$
 tBNQNBYJNVNMPBEQFSUFSNJOBM
 t"$1PXFSo7PMUT"$
 t%$1PXFS7PMU%$i""w"MLBMJOF#BUUFSJFT*ODMVEFE
 t$POUSPM3BOHF¡o¡'¡o¡$
 t5FNQFSBUVSF"DDVSBDZ¡'¡$
Terminations
 t/o3D3I0#:8($
 t/o3D3I0#:&8(8$
1
Specifications
61100N-100-01
Non-Programmable
Thermostats
Model number is located on back of thermostat
1 Specifications
2 Installation
3 Setting User Options
4
Operating Your Thermostat
5 Additional Operation Features
6 Thermostat Maintenance
®
User
Manual
99 Washington Street
Melrose, MA 02176
Phone [phone]
Toll Free 1-800-517-8431
Visit us at www.TestEquipmentDepot.com

1
2
Installation
Warning
Disconnect power before beginning installation.
Thermostat Location
*OTUBMMUIFUIFSNPTUBUBQQSPYJNBUFMZGFFUNBCPWFUIFnPPSJOBO
BSFBUIBUIBTBHPPEBNPVOUPGBJSDJSDVMBUJPOBOENBJOUBJOTBOBWFSBHF
SPPNUFNQFSBUVSF
"WPJEJOTUBMMBUJPOJOMPDBUJPOTXIFSFUIFUIFSNPTUBUDBOCFBGGFDUFECZ
ESBGUTEFBEBJSTQPUTIPUPSDPMEBJSEVDUTTVOMJHIUBQQMJBODFTDPODFBMFE
QJQFTDIJNOFZTBOEPVUTJEFXBMMT
Install your new CTC thermostat in 5 basic steps:
1 *OTUBMMUIF4VC#BTF
2 1SPWJEF1PXFS
3 $POOFDU:PVS8JSFT
 4FU*OTUBMMFS4XJUDIFT
5 "UUBDI5IFSNPTUBUUP4VC#BTF
Install the Sub-Base:
t3FNPWFUIFTVCCBTFGSPNUIFCPEZPGUIFUIFSNPTUBU
t.PVOUUIFTVCCBTFBTTIPXOCFMPX
1
Drill 3/16” pilot holes in
your desired location.
Use supplied anchors for
drywall or plaster.
UP UP

2
tFor 24 Volt AC powerZPVNVTUDPOOFDUUIFDPNNPOTJEFPGUIFUSBOT
 GPSNFSUPUIF$UFSNJOBMPOUIFUIFSNPTUBUTVCCBTF
tFor primary or back-up powerJOTFSUUIFTVQQMJFEi""wUZQFBMLBMJOF
 CBUUFSJFTJOUPUIFCBUUFSZDPNQBSUNFOUMPDBUFEJOUIFSFBSIPVTJOHPGUIF
 UIFSNPTUBU.BLFTVSFUPQPTJUJPOUIF1PTJUJWFBOE/FHBUJWFTJEFT
 PGUIFCBUUFSJFTDPSSFDUMZXJUIUIFTZNCPMTJOUIFCBUUFSZDPNQBSUNFOU
Provide Power
2
Connect Your Wires
3
1 HEAT / 1 COOL Single or Dual Transformer
Set Installer Switch to CONV
Rh 7PMU"$1PXFSIFBUJOHUSBOTGPSNFS[note 2]
Rc 7PMU"$1PXFSDPPMJOHUSBOTGPSNFS[note 2]
W1 )FBU3FMBZBQQFBSTBTW1/EPO/
Y1 $PNQSFTTPS3FMBZ
G 'BO3FMBZ
C 7PMU"$5SBOTGPSNFS$PNNPO[note 1, 3]
Typical Wiring Configurations
NOTE: The “Installer Switch” option will be configured in the next step.
Conventional Systems
NOTES - Conventional Systems
[1]*GCBUUFSJFTBSFJOTUBMMFEUIF7PMU"$DPNNPODPOOFDUJPOJTPQUJPOBM
[2]3FNPWFGBDUPSZJOTUBMMFEKVNQFSGPSEVBMUSBOTGPSNFSTZTUFNT
[3]*OEVBMUSBOTGPSNFSTZTUFNTUSBOTGPSNFSDPNNPONVTUDPNFGSPN
 DPPMJOHUSBOTGPSNFS
[4]*GOFFEFEGPSTZTUFN
Provide disconnect and overload protection as required.
2 HEAT / 1 COOL Single or Dual Transformer (62100N Only)
Set System Type to CONV
Rh 7PMU"$1PXFSIFBUJOHUSBOTGPSNFS[note 2]
Rc 7PMU"$1PXFSDPPMJOHUSBOTGPSNFS[note 2]
W1 )FBU3FMBZ4UBHF
W2 )FBU3FMBZ4UBHF
Y1 $PNQSFTTPS3FMBZ4UBHF
G 'BO3FMBZ
C 7PMU"$5SBOTGPSNFS$PNNPO[note 1, 3]
Heat Only or Millivolt
Set Installer Switch to CONV
Rh  1PXFS$POOFDUJPO
W )FBU3FMBZBQQFBSTBTW1/EPO/
G 'BO3FMBZ[note 4]
C 7PMU"$5SBOTGPSNFS$PNNPO[note 1]

3
Typical Wiring Configurations
NOTE: The “Installer Switch” option will be configured in the next step.
Heat Pump Systems
1 HEAT / 1 COOL - No Auxiliary Heat
Set Installer Switch to HP
Rh 7PMU"$1PXFS
Rc $POOFDUFEUP3IXJUITVQQMJFE+VNQFS8JSF
O or B  $IBOHFPWFS7BMWF [note 2]
Y1 $PNQSFTTPS3FMBZ
G 'BO3FMBZ
C 7PMU"$5SBOTGPSNFS$PNNPO [note 1]
2 HEAT / 1 COOL - Including Auxiliary Heat (62100N only)
Set Installer Switch to HP
Rh 7PMU"$1PXFS
Rc $POOFDUFEUP3IXJUITVQQMJFE+VNQFS8JSF
O or B  $IBOHFPWFS7BMWF[note 2]
Y1 $PNQSFTTPS3FMBZTUTUBHFIFBUJOHDPPMJOH
W2 "VYJMJBSZ)FBU3FMBZOETUBHFIFBUJOH[note 3]
W1/E &NFSHFODZ)FBU3FMBZ [note 3]
G 'BO3FMBZ
C 7PMU"$5SBOTGPSNFS$PNNPO [note1]
NOTES - Heat Pump Systems
[1]*GCBUUFSJFTBSFJOTUBMMFEUIF7PMU"$DPNNPODPOOFDUJPOJTPQUJPOBM
[2]4FMFDUOGPSDPPMBDUJWFPS BGPSIFBUBDUJWF
[3]*OTUBMMBmFMETVQQMJFEKVNQFSCFUXFFOUIFW2BOEEUFSNJOBMTJG
 UIFSFJTOPTFQBSBUFFNFSHFODZIFBUSFMBZJOTUBMMFE
Provide disconnect and overload protection as required.
Factory Setting
Switch Default Options Comments
 $0/7)1 $0/7
 '$ '
 )&)( )(
Set Installer Switches
4
 $0/7 4FMFDUGPSDPOWFOUJPOBMTZTUFNT
 )1 4FMFDUGPSIFBUQVNQTZTUFNT
 ' 4FMFDUGPSGBISFOIFJUUFNQFSBUVSFTDBMF
 $ 4FMFDUGPSDFMTJVTUFNQFSBUVSFTDBMF
 )( 4FMFDUGPSHBTIFBU
 )& 4FMFDUGPSFMFDUSJDIFBU
NOTE: The reset button should be pressed after making any changes to the
installer switches.

4
Attach Thermostat to Sub-Base
5
-JOFVQUIFUIFSNPTUBUCPEZXJUIUIFTVCCBTF
$BSFGVMMZQVTIUIFUIFSNPTUBUCPEZBHBJOTUUIFTVCCBTFVOUJMJUTOBQT
 JOUPQMBDF
*OTFSURVJDLSFGFSFODFDBSEJOUPTMPUPOUPQPGUIFSNPTUBU
3
Setting User Options
Advanced User Options
6TFSPQUJPOTBMMPXZPVUPDVTUPNJ[FTPNFPGZPVSUIFSNPTUBUTGFBUVSFT
.PTUVTFSTXJMMOPUOFFEUPNBLFBOZDIBOHFTUPUIFTFUUJOHTJOUIJTTFDUJPO
To enter the User Options menu, hold down both the and buttons
for 3 seconds until the screen changes and displays the first User Option.
1SFTTUIFPSCVUUPOUPDIBOHFUIFTFUUJOHGPSUIFEJTQMBZFE6TFS0QUJPO
"GUFSZPVIBWFNBEFZPVSEFTJSFETFUUJOHQSFTTBOEUPHFUIFSUP
BEWBODFUPUIFOFYU6TFS0QUJPO
5IFUIFSNPTUBUXJMMSFUVSOUPOPSNBMNPEFBGUFSZPVSMBTUVTFSPQUJPOJT
NBEFPSBGUFSOPLFZTIBWFCFFOQSFTTFEGPSTFDPOET
User Factory Setting
No. Options Default Options Comments
  TUTUBHF 0.5 0.5, 1.0 4FMFDUBTUTUBHFUFNQFSBUVSF
   EJGGFSFOUJBM   or 2.0 EJGGFSFOUJBMPGPS'
       PS$
  OETUBHF
2.0 1.0, 2.0,  4FMFDUBOETUBHFUFNQFSBUVSF
   EJGGFSFOUJBM  
3.0, 4.0  EJGGFSFOUJBMPGPS'
/0OMZ  5.0 or 6.0  PS$
Table of User Options
Detailed Explanation of User Options:
Temperature Differential
(User Option 1 and 2)
5IFEJGGFSFOUJBMTFUUJOHJTUIFUFNQFSBUVSFDPOUSPMSBOHFUIBUZPVSUIFSNPTUBU
XJMMQSPWJEF5IFTNBMMFSUIFTFUUJOHUIFUJHIUFSZPVSSBOHFPGUFNQFSBUVSF
DPOUSPMBOEDPNGPSUXJMMCF5IFOETUBHFEJGGFSFOUJBMJTPOMZGPSTZTUFNT
XJUIBTFDPOETUBHFPGIFBUJOHBVYJMJBSZIFBU

5
4
Operating Your Thermostat
Setting the System Control Mode
5IF4ZTUFN$POUSPMIBTTFWFSBMNPEFTPGPQFSBUJPOUIBUDBOCFTFMFDUFECZ
NPWJOHUIF4:45&.TXJUDIUPUIFBQQSPQSJBUFQPTJUJPO
COOL 0OMZZPVSDPPMJOHTZTUFNXJMMPQFSBUF
OFF )FBUJOHBOEDPPMJOHTZTUFNTBSFPGG
HEAT 0OMZZPVSIFBUJOHTZTUFNXJMMPQFSBUF
Additional Switch Position (Model 62100N Only):
EMER 0QFSBUFTBCBDLVQIFBUTPVSDF&NFSHFODZ)FBUGPSIFBUQVNQ
 TZTUFNTPOMZ
NOTE: If your model 62100N was configured for a
conventional system (CONV) then you will not have
the EMER (emergency heat) option and “NO EMER
SET” will flash in the display if EMER is selected
with the system switch.
Setting the Fan Control Mode
The Fan Control has 2 modes of operation – AUTO
and ON. The mode can be selected by moving the
FAN switch to the appropriate position.
AUTO 5IFTZTUFNGBOXJMMSVOPOMZXIFOZPVS
  IFBUJOHPSDPPMJOHTZTUFNJTSVOOJOH
ON 5IFTZTUFNGBOTUBZTPO
Temperature Adjustment
1SFTTUIFPSCVUUPOUPBEKVTUUIFDVSSFOUTFUQPJOUUFNQFSBUVSF
Status Indicators
4UBUVTJOEJDBUPSTBQQFBSJOUIFEJTQMBZUPMFU
ZPVLOPXJGZPVSTZTUFNJTIFBUJOHDPPMJOH
PSPGG
HEAT ON *OEJDBUFTZPVSIFBUJOHTZTUFNJTSVOOJOH
COOL ON *OEJDBUFTZPVSDPPMJOHTZTUFNJTSVOOJOH
Additional Status Indicators (Model 62100N Only):
AUX *OEJDBUFTUIBUUIFBVYJMJBSZTUBHFPGIFBUJOHJTSVOOJOH
 .VMUJ4UBHF4ZTUFNTPOMZ
EMER *OEJDBUFTUIBUUIFFNFSHFODZIFBUJOHTZTUFNJTSVOOJOH 
 )FBU1VNQ4ZTUFNTPOMZ

Resetting the Thermostat
5IJTUIFSNPTUBUQSPWJEFTZPVXJUIBSFTFUCVUUPOUIBUXJMMFSBTFBMMPGZPVS
VTFSTFUUJOHT5PSFTFUUIFUIFSNPTUBUVTFBTNBMMPCKFDUTVDIBTBUPPUI
QJDLPSQBQFSDMJQBOEHFOUMZQSFTTUIFCVUUPOMPDBUFEJOTJEFUIFTNBMMIPMF
POUIFGSPOUPGUIFUIFSNPTUBUIPVTJOHMBCFMFEiSFTFUw
5
Additional Operation Features
Compressor Protection
5IJTUIFSNPTUBUJODMVEFTBOBVUPNBUJDDPNQSFTTPSQSPUFDUJPOEFMBZUP
BWPJEQPUFOUJBMEBNBHFUPZPVSTZTUFNGSPNTIPSUDZDMJOH5IJTGFBUVSF
BDUJWBUFTBTIPSUEFMBZBGUFSUVSOJOHPGGUIFTZTUFNDPNQSFTTPS
6
Thermostat Maintenance
Changing the Batteries
%FQFOEJOHPOZPVSQBSUJDVMBSJOTUBMMBUJPOUIJTUIFSNPTUBU
NBZCFFRVJQQFEXJUIUXPi""wUZQFBMLBMJOFCBUUFSJFT
If batteries are installed and they become low, a low battery indicator will
appear in the display.
:PV TIPVMEDIBOHFZPVSCBUUFSJFTJNNFEJBUFMZXIFO
ZPVTFFUIFMPXCBUUFSZTJHOBMCZGPMMPXJOHUIFTFJOTUSVDUJPOT
1.3FNPWFUIFSNPTUBUCPEZCZHFOUMZQVMMJOHJUGSPNCBTF
2.3FNPWFPMECBUUFSJFTBOESFQMBDFXJUIOFXCBUUFSJFT
3..BLFTVSFUPDPSSFDUMZQPTJUJPOUIFBOETZNCPMT
4.(FOUMZQVTIUIFSNPTUBUCPEZCBDLPOUPCBTF
NOTE: We recommend replacing the thermostat batteries annually or if the
thermostat will be unattended for an extended period of time.
Thermostat Cleaning
/FWFSTQSBZBOZMJRVJEEJSFDUMZPOUIFUIFSNPTUBU6TJOHBTPGUEBNQDMPUI
XJQFUIFPVUFSCPEZPGUIFUIFSNPTUBU/FWFSVTFBOZBCSBTJWFDMFBOTFSTUP
DMFBOZPVSUIFSNPTUBU
ª$MJNBUF5FDIOPMPHZ$PSQPSBUJPOt.BEFJO$IJOB 61100N-100-01
Store this manual for future reference.
CTC Thermostats Limited Warranty
$5$XBSSBOUTZPVS$5$UIFSNPTUBUUPCFGSFFGSPNEFGFDUTJONBUFSJBMPSXPSLNBOTIJQGPSBQFSJPEPGUISFF
ZFBSTGSPNUIFEBUFPGTBMFUPUIFPSJHJOBMVTFSPSDPOTVNFSQVSDIBTFS*GZPVS$5$UIFSNPTUBUNBMGVOD
UJPOTPSGBJMTXJUIJOUIFXBSSBOUZQFSJPECFDBVTFPGBEFGFDUJONBUFSJBMPSXPSLNBOTIJQXFXJMMSFQMBDFJU
5)*48"33"/5:*4 */-*&6 0'"-- 05)&3&913&448"33"/5*&45)& %63"5*0/ 0'"/: *.1-*&%
8"3
3"/5:#65/05-*.*5&%50"/:*.1-*&%8"33"/5:0' .&3$)"/5"#*-*5:03'*5/&44'03"
1"35*$6-"3 163104& */3&41&$5 50:063 $5$5)&3.045"5 *4 -*.*5&% 505)& 1&3*0% 0' 5)&
&9
13&448"33"/5:4&5'035)"#07&
5IJTXBSSBOUZ JT WPJEFE JGZPVS $5$UIFSNPTUBU JT OPUQVSDIBTFE BOEVTFE JOUIF64"5IJT XBSSBOUZ
FYDMVEFTBOEEPFTOPUDPWFSEFGFDUTNBMGVODUJPOTPSGBJMVSFTPGZPVS$5$UIFSNPTUBUXIJDIXFSFDBVTFE
CZSFQBJSTCZQFSTPOTOPUBVUIPSJ[FECZVTNJTIBOEMJOHJNQSPQFSJOTUBMMBUJPONPEJmDBUJPOTPSEBNBHFUP
UIF$5$UIFSNPTUBUXIJMFJOZPVSQPTTFTTJPOPSVOSFBTPOBCMFVTFJODMVEJOHGBJMVSFUPQSPWJEFSFBTPOBCMF
BOEOFDFTTBSZNBJOUFOBODF
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