Lux Products P521Ub User Manual

P 5 2 1 U b

SM ART TEM P®UN IV ERSAL 5/2-D AY

PR OG RAMMABLE OR N ON -P RO GRAMMABLE T HE RM OS TAT

(F OR BOTH CON VE NTI ON AL AND H EAT PUM P SYSTE MS )

I N S T A L L AT I O N A N D O P E RAT IN G I N S T R U C T I O N S

52135

IMPORTANT!

• Ple ase read all of these in struc tions ca refully before b eginning insta llati on.

• Lab el every wire termina l des ignation on y our exis ting the rmostat wirin g befor e removi ng your old ther mosta t.

• Ign ore the color of the wir es si nce they may not comply with any stand ard. Please c onnect w ires usi ng th e t ermin al lette r design ation s.

Th ank you f or your con fi dence in ou r product . To o bt ai n the b es t results f ro m yo ur invest me nt, p lease r ea d and fol lo w th e insta ll at io n proce du re s caref ul ly, an d on e step at a t ime. Th is will s av e yo u time an d minimiz e th e chanc e of damaging ei ther the th ermostat or p ossibly y ou r heating a nd coolin g sy stem. T he se in struction s may conta in informat io n beyond th at w hich ma y be requir ed f or your pa rticular in stallatio n.

CAU TIONS AND WARNIN GS . . . . . . . . . . 2

SYS TEM C OMPATIBILITY . . . . . . . . . . . . 3

FEATURES . . . . . . . . . . . . . . . . . . . . . . . 4

TOOLS YO U MAY NEE D . . . . . . . . . . . . . . 4

MOUNT ING LOCATION . . . . . . . . . . . . . . 5

REMOV E OLD TH ERMOSTAT . . . . . . . . . . 5

INSTALL T HERMO STAT BASE . . . . . . . . . 6

WIRIN G INFORM ATION . . . . . . . . . . . . . . 6

WIRIN G DIAGRA MS . . . . . . . . . . . . . . . . 8

COMPL ETE THE INSTALL . . . . . . . . . . . 17

FRONT PAN EL IT EMS . . . . . . . . . . . . . . 17

SYS TEM C ONFIGURAT ION AND SETUP

OPTIO NS . . . . . . . . . . . . . . . . . . . . . . . 19

OPERATING INST RUCTIONS . . . . . . . . . 21

TEMPE RATU RE PR OGRAMS . . . . . . . . . 23

ADVANC ED FE ATUR ES . . . . . . . . . . . . . 24

BATTERY REPL ACEME NT . . . . . . . . . . . 28

TECHN ICA L ASSISTA NCE . . . . . . . . . . . 29

LIMIT ED WARRANTY . . . . . . . . . . . . . . 2 9

MERCU RY NOTICE . . . . . . . . . . . . . . . . 30

WARN ING: Use E nerg izer®or DURAC ELL® Alkaline Bat teries Only.

Ener gizer®is a regist ered t radem ark of Eveready Batt ery Co mpany, I nc.

DURA CELL

is a regist ered t radem ark of The P rocter & Ga mble Company

CAU TIONS AND WARNIN GS:

• This th er mostat re qu ires batter ie s to oper at e and failu re or sub-s ta ndard pe rformance o f the bat te ri es may im pa ir or p re ve nt the co rr ect ope ra ti on of th e thermos ta t. Us e Duracel l®or Energize r®al kaline ba tt er ies ONLY for al l LU XPRO ther mo stats req ui ri ng batter ie s. BE S URE T O CHANG E THE B ATT ERIES AT LEAST ONC E A YEAR, or wh en ever you se e the LO BAT T indicatio n on the sc reen. Fail ur e to foll ow t hese batt er y in struction s could res ul t in prop er ty da ma ge and/ or p ersonal i nj ur y.

• The e le ct rical r at in g for thi s thermosta t is 1.5 Amps per te rminal, with a ma ximum tot al load of 3. 0A for al l terminals c ombined.

• The t he rm ostat con ta ins parts t ha t may wea r out throu gh use and ar e su sceptible t o failure i f over-loade d or used i n a manner ot he r than as in dicated i n th e docum en ta ti on.

• Ch ec k unocc up ie d resid en ce s regul ar ly to ens ur e that all sy st ems are op erating p ro pe rly.

• Ch ec k any hea ti ng /air- condition in g system in cludi ng t his pro du ct before op eration a nd a t regular i nt er vals.

• El ec trical in te rferenc e, st at ic electric it y, f ai lu re or s ub st andard pe rf ormance o f ba tt eries, wirin g de fects i n th e insta ll at io n and/o r ch aracter is ti cs of t he co nnected H VAC d ev ices ma y pr event t he s ystem f ro m regulatin g he at ing and co oling as an ticipated .

• The t he rm ostat is a sensitive d evice and d ropping t he product ca n cause da ma ge to c ri ti cal com po ne nts. If the pr od uct is dr op ped or sh ak en viol en tl y du ring tran sp ort or in st allation th en it sho ul d be repl ac ed immedi at el y.

• Persons w it h physica l or mental l imitations ma y not be ab le to pro mp tly re spond to a malfuncti on of the h ea ti ng/air-condi ti on ing sys te m.

• All r es id ents sh ou ld be mad e aw are of th e potential i n any syste m for ma lfunction s that coul d ca use con ti nu ous hea ti ng o r cooli ng a nd shou ld b e fa miliar wi th the oper at io n and l oc at io n of th e he at ing/coo li ng applianc e on/off sw it ch.

• Re ad the in st ru ction m an ua l compl et el y befor e in stallin g th e therm os ta t. You sh ould cons ul t a quali fi ed HVAC tech ni ci an or a n el ectrici an i f you d o no t fully un derstand th e install at io n instr uc ti ons.

HOLD

RUN

AY/T IME

TEM P P ROG

AIR FI LTER

EMP ERAT URE

EAT

OFF

COO L

UTO

EME R

NEX T

P 5 21 U b

LCD Display Screen

Fan Mode Switch

Set Slide

Switch

System Mode Switch

UP, DOWN and HOLD Buttons

SYS TEM C OMPATIBILITY:

Th e electri ca l rating fo r this th er mo stat is 1 .5 Am ps p er term in al , w it h a ma ximum tot al combined l oad of 3. 0A for all te rminals c om bined.

CO MPAT IBLE WI TH :

• Mo st 24-vol t he at ing and c oo ling sy st em s

• 1 or 2 stage He at / 1 stage Co ol: G as, O il or Ele ct ric syste ms

• 1 or 2 stage He at / 1 stage Co ol: H ea t Pump sy st ems

• 3- wi re hydr on ic (hot w at er ) zone va lv es

• Ga s Millivo lt h ea ters

NOT COM PATI BL E WITH:

• 12 0/ 240 VA C li ne-volt ag e systems ( wi thout a t ra nsformer) , ask y our LUXPR O de aler for th ermostats t o control t he se syst em s.

FEATURES:

• 1 or 2-Heat / 1 -C ool, 5/2-day p rogrammin g

• Un iv ersal C om pa ti bility fo r all sys te m types

• Weekdays an d W eekends c an be pro gr am med sep ar at ely

• Ex clusive L UX®Sp eed SlideTMfo r easy pr og ramming

• Us er- se le ctable pe ri ods per d ay (2 or 4)

• Us er- se le ctable pr og rammabl e or non-pr og ra mmable op er ation

• Lu xL ight®EL (Electro -L uminescen t) lighted di splay

• Pr og rammabl e ai r filte r li fe time r

• Ke yp ad lock ou t for una ut ho rized u se rs

• Ma nu al temp er at ur e hold

• Tem porary temp er at ure ove rr id e

• Ad ju stable te mp erature d if fe rential / cycl e-rate

• Ad ju stable 2n d heat stage Of fset sett in g

• Us er temper at ur e calibra ti on

• Ad ju stable he at /c ool set t em perature li mit stops

• Sm ar t recov er y

• Du al -powered (b at tery and/or 2 4- volt sy st em powered)

• Ba tt er y- free memo ry s to rage

• F/ C tempera tu re d isplay

• 12 /2 4-hour clock dis pl ay

• 5/ 2- minute se le ctable ti me delay fo r equipme nt p rotecti on

TOOLS YO U MAY NEE D:

• Sc re wdriver s

• Wi re Stripp er

• Wi re Cutter

• Dr il l with as so rted dr il l bits (n ew i nstalla ti on s only)

MOUNT ING LOCATION :

On replacem en t install at io ns, m ount th e ne w therm os ta t in plac e of the ol d on e un less the co nditions li sted belo w su ggest o th er wise. On ne w in stallatio ns , pl ease foll ow t hese ge ne ra l guide li ne s:

1. Mount th e thermos ta t on an ins id e wall, about 5 ft. ( 1.5m) abo ve the floo r.

2. Do not l oc ate the t he rmostat whe re air circ ul at ion is po or such as in a corner, al cove, or beh in d a door th at i s norma ll y left op en .

3. Do not l oc ate the t he rmostat whe re unusual he at ing or co ol ing condi ti ons may be present, su ch a s: di rect su nl ig ht, a bove a la mp , t el evision , or ra di ator, or on a wall next t o an exte ri or door o r window.

4. Do not l oc ate in a da mp enviro nm ent, as this c an lead to co rrosion t ha t may sh orten the rm ostat lif e.

5. If pai nt in g or co ns tr uction wo rk is sti ll o ngoing, cove r th e therm os ta t co mpletely or wait unt il this wor k is comple te before i ns tallation .

WARNING :

Al l wiring mu st confor m to the lo ca l codes a nd ordinanc es that are i n your pa rticular lo ca tion.

REMOV E OLD TH ERMOSTAT:

1. Turn OFF t he electric it y to all he at ing and c oo ling co mponents. Do n ot turn t he e lectric it y back on u nt il al l work is c ompleted.

2. Remove t he front po rt ion of yo ur old th er mo stat to ex pose the wi ring conn ec tions.

3. Wr it e down th e letters p ri nted near e ach wire te rminal th at is use d, an d al so the co lo r of ea ch w ire tha t is co nnected t o it. Self-ad he si ve wire l ab els are a ls o en close d.

4. Carefu ll y remove th e wires o ne a t a time, and be nd them i n a manner so that th ey do not f all back in side the wa ll. D o not a ll ow b are wir e en ds to t ou ch ea ch other.

5. Loosen t he mounti ng s crews f or t he old th er mostat an d carefully r emove it fr om the wa ll .

INSTALL T HERMO STAT BASE:

THERM OSTAT TOP VIE W

1. Strip wi re insula ti on leaving on ly 3/8 in. (9.5m m) bare wir e ends, and cl ean off an y corrosi on p resent.

2. Fill t he wall o pe ning with n on-combus ti ble insul at io n to prev en t drafts fr om af fecting t he thermost at ’s normal op er at ion.

3. Separa te n ew thermo st at housing us ing your th umb and i nd ex finger. P ro vide pr essure in o pposite d ir ections t o the relea se tabs on th e top of th e housing , in the dire ct ions show n in the di ag ra m shown abo ve .

4. Route th e wires t hr ou gh the op en ing in th e new the rm os tat base pl at e, an d ho ld the ba se a gainst th e wall. Tr y to line u p the screw h oles from t he prior th ermostat, and in st all the m ou nting s cr ew s.

5. If the p re vious h ol es cannot b e used, hold t he t hermost at b ase against t he wa ll so tha t it a ppears st ra ight an d le vel (po si ti on the ba se for be st ap pe arance) a nd mark f or t he new sc re w holes . Attach th e base to t he wall us ing the s cr ews provi de d (use th e supplied pl astic anc ho rs if nee de d when mo unting to a soft mat er ia l such as d ry wall).

WIRIN G INFORM ATION:

CO NNECTING TH E WIRES:

Wh en attach in g the wir es t o the t he rm ostat, please en su re that t he bare wir e en ds are he ld AL L the way i nt o the t er mi nal blo ck w hile th e sc rew is be in g ti ghtened.

WI RING DIAG RA M NOT ES :

(I mportant, pl ea se read a ll n otes be fo re connec ti ng wires)

• If t he info rm at io n provi de d in the fo ll owing wir in g diagrams do es not cl early re present o r ma tch you r sy stem, please r ef er to t he “T EC HN ICAL ASSISTANCE ” se ction of th is manual , a nd c ontact us b efore r em ov ing any o f yo ur exis ti ng th ermostat wi ri ng.

• All o f th e dashe d wi res sho wn i n the wir in g diagrams ar e either op tional, or th eir usage d ep ends up on y our spe ci fi c syste m ty pe or b ra nd . For exa mp le: Di ag ram #1 sh ow s the fan w ir e as op ti on al. If your s ys tem doe s no t have a fa n, th an this t er minal w il l not be us ed .

• Term in al letter s shown in bl ac k represe nt typical wi ring applic at io ns. De pending u po n the bra nd of your sp ecific sy st em or the rm ostat, your te rm in al le tters may n ot match ex ac tly. Term inal le tt er s shown i n gr ay repr es en t other po ssible wi ri ng design at io ns that y ou m ight se e on your e xi st ing the rm os ta t te rminals.

• The o pt io nal “ C” terminal is used for p ow ering the t hermostat b y the 24-vo lt sy stem, using th e System Co mm on wire . This ca n be used a lo ne , o r in ad dition to i nstalling b at teries as a backup . NO TE : c on ne cting t he S ystem Co mmon wire t o the the rm ostat is no t necessa ry f or heating an d cooling t o fu nction pr op erly.

• If y our old t he rmostat h as b oth a “Y” and “C” wire both p resent, then “C” is mo st likely a System C om mon wire.

• For Heat Pu mp system s, yo u wi ll use ei th er the “O” termin al o r the “B” te rminal on t his therm os ta t, bu t not b ot h. I f your ol d th ermosta t ha s both an “O ” a nd a “B ” w ir e prese nt , t he n “ B” is l ik ely a S ys te m Commo n wi re and ma y be connecte d to the “C” termin al . Co nn ecting a Sy stem Co mm on wire t o th is th ermostat’s “B” termina l may damag e th e therm os ta t, an d also yo ur h ea ting an d cooling s ystem.

• So me Heat Pum p sy stems h av e a wire fo r AUX e lectric h ea t (usually W2), and al so a sepa ra te wire f or E mergenc y electri c heat (usual ly E). Th is thermo st at us es the W2 te rm in al for bo th AU X and Eme rg en cy He at . Tape o ff y our “E” wi re, a nd conf ir m that all co mp onents fu nc tion wi th ou t it.

• If r eplacin g an old th er mo stat that h as a mechan ic al cl oc k, th er e may b e tw o wi res label ed as “ C” fo r the c lock power. Tape o ff these wi re s and do no t co nnect the m to the “C” termin al o f this th er mostat.

WIRIN G DIAGRA MS:

DIAGR AM SYS TEM T YPE / DE SCRIPTIO N PAGE #

#1 CO NVENTIONA L: HE ATING ............................................................9

1- STAGE OR 2 -S TAG E 2, 3, 4, 5 WI RE S

#2 CO NVENTIONA L: HE ATING ..........................................................10

3- WIRE ZONE VA LVE 3, 4 WI RES

#3 CO NVENTIONA L: CO OLING ..........................................................11

1- STAGE 3, 4 WI RES

#4 CO NVENTIONA L: HE ATING AND CO OLING .....................................12

1- STAGE HEAT 4, 5 WI RES

#5 CO NVENTIONA L: HE ATING AND CO OLING .....................................13

2- STAGE HEAT 5, 6 WI RES

#6 CO NVENTIONA L: HE ATING AND CO OLING .....................................14

TW O-TRANSFO RM ERS 5, 6 WI RES

#7 HE AT PUMP: HE ATING AND CO OLING .....................................15

SI NGLE-STAGE O NLY 4, 5 WI RES

#8 HE AT PUMP: HE ATING AND CO OLING .....................................16

WI TH AUX / EM ERGENCY H EAT 5, 6 WI RES

NOTE: THE BLACK TERMINAL LETTERS ARE TYPICAL, GRAY TERMINAL LETTERS ARE BRAND SPECIFIC

W1 A W2O B CG Y RC RH

1-STAGE OR 2-STAGE, HEATING ONLY

(INCLUDING MILLIVOLT)

(2-WIRE HEAT USE “RH” & “W1”)

Factory RH-RC Jumper Wire Installed

#12, 3, 4, 5 WIRES

HEATE R

STAGE

FAN

SYS TEM 24V

TRA NSFO RMER

SYSTEM COMMON

FAN WIRE

MAY NOT BE

PRESENT IN

ALL SYSTEMS

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