CTC Union 71157P Installer Manual

11 Installer Manual
8 2nd Stage Differential [note 2]o4FMFDUTBOETUBHFUFNQFSBUVSFEJGGFSFOUJBM
9 3rd Stage Differential [note 2]o4FMFDUTBSETUBHFUFNQFSBUVSFEJGGFSFOUJBM
10 1st Stage Fan Control [note 3]o4FMFDUTBTUTUBHFGBODPOUSPMPGFJUIFSHBTPSFMFDUSJDIFBU
11 Emergency Heat Fan Control [note 4]o4FMFDUTFNFSHFODZIFBUGBODPOUSPMPGFJUIFSHBTPSFMFDUSJDIFBU
12 Reversing Valve [note 5]o4FMFDUTUIFPVUQVUTUBUFPGUIF0#UFSNJOBM4FMFDU0GPSUIJTUFSNJOBMUP
 CFBDUJWFJOUIFDPPMNPEFPSTFMFDU#GPSUIJTUFSNJOBMUPCFBDUJWFJOUIFIFBUNPEF
13
Auxiliary Fossil Fuel Heat Pump Control [note 4]o8IFOTFUUPFMFDUSJD"&"69CPUIUIFDPNQSFTTPS
 TUTUBHFBOEBVYJMJBSZTUBHFTXJMMSVOXIFOBDBMMGPSBVYJMJBSZIFBUJTNBEF8IFOTFUUPHBT"("69
 UIFDPNQSFTTPSTUBHFTXJMMCFMPDLFEPVUPOFNJOVUFBGUFSBDBMMGPSBVYJMJBSZIFBU/05&This option can
be overridden if setting an auxiliary heat balance point in Option 23.
14
Compressor Power Outage Protection [notes 4, 6]o4FMFDUTQPXFSPVUBHFQSPUFDUJPOPOPSPGG8IFO
 FOBCMFEUIJTUIFSNPTUBUXJMMQSPWJEFDPMEXFBUIFSDPNQSFTTPSQSPUFDUJPOCZMPDLJOHPVUUIFDPNQSFTTPS
 TUBHFTPGIFBUJOHGPSBQFSJPEPGUJNFBGUFSBQPXFSPVUBHFHSFBUFSUIBONJOVUFT
15 AC Power Interrupt Warning [note 6]o8IFOFOBCMFEUIFUIFSNPTUBUXJMMEJTQMBZBOPVUBHFXBSOJOH
 XIFO"$QPXFSUPUIFUIFSNPTUBUJTMPTU
16 Short Cycle Protection [note 7]o4FMFDUTUIFOVNCFSPGNJOVUFTUIFDPPMJOHDPNQSFTTPSXJMMCF
 MPDLFEPVUBGUFSUVSOJOHPGG5IJTTIPSUDZDMFQSPUFDUJPOJTBMTPBDUJWFJOUIFIFBUNPEFJGBIFBUQVNQ
 TZTUFNXBTTFMFDUFEJO0QUJPO
17 Residual Cooling Fan Delay [note 7]o
4FMFDUTBEFMBZGPSUIFTZTUFNGBOBGUFSUIFDPPMJOHDPNQSFTTPS
 IBTUVSOFEPGG5IJTEFMBZXJMMIFMQSFNPWFUIFSFNBJOJOHDPPMBJSPVUPGUIFEVDUXPSLQSPWJEJOH
 BEEJUJPOBMFGmDJFODZ
18
Adaptive Recovery Mode (early recovery) [note 8]o&OBCMFTPSEJTBCMFTUIF"3.
5.
BEBQUJWFSFDPWFSZ
 NPEFGFBUVSF%VSJOH"3.SPPNUFNQFSBUVSFJTSFDPWFSFECZUVSOJOHPOUIFIFBUJOHPSDPPMJOHCFGPSFUIF
 FOEPGUIFTFUCBDLQFSJPE5IFTFUQPJOUUFNQFSBUVSFJTDIBOHFEUPUIBUPGUIFVQDPNJOHQSPHSBNUFNQFSBUVSF
19 Indoor Remote Sensor Control [note 9]o*GB$5$
®
JOEPPSSFNPUFTFOTPSJTDPOOFDUFEEVSJOH
 JOTUBMMBUJPOUIFUIFSNPTUBUXJMMBVUPNBUJDBMMZEFUFDUUIFTFOTPS8IFOBOJOEPPSTFOTPSJTEFUFDUFEZPV
 NBZTFMFDUCFUXFFOUIFSNPTUBUPOMZ*4&/4SFNPUFTFOTPSPOMZ&4&/4PSDPNCJOJOHUIFUIFSNPTUBU
 BOEUIFSFNPUFTFOTPS"4&/4NOTE: This option does not apply to a CTC outdoor sensor. When
an outdoor sensor is connected the thermostat automatically recognizes it and no further configuration
is necessary.
20 Lockout Security Levelo4FMFDUTUIFMFWFMPGLFZQBEMPDLPVUXIFOUIFUIFSNPTUBUJTMPDLFE-FWFM
 MPDLTUIFFOUJSFUIFSNPTUBUJODMVEJOHUIFGSPOUSFTFUCVUUPO-FWFMMPDLTFWFSZUIJOHFYDFQUUIF
 CVUUPOTBMMPXJOHGPSUFNQFSBUVSFBEKVTUNFOUNOTE: The lock code is set in the
User Settings mode (see User Manual).

CTC Union 71157P Specifications

General

Brand	CTC Union
Model	71157P
Category	Thermostat
Language	English