Lux Products P722U User Manual

P 7 2 2 U

SM ART TEM P®UNIVERS AL

7- DAY PR OGRAM MAB LE THERM OSTAT

(F O R BOTH C O N VENT I O NAL A N D HEAT P U M P SY S T EMS)

I N S T A L L AT IO N AN D O P E R AT I N G I N S T R U C T I O N S

IMPORTANT!

• Please read all of these ins tr uc ti on s ca re fully before beginning installation.

• Label ever y wi re t erminal designation on your existing thermostat wiring before removing your old th er mo st at .

• Ignore the color of the wires si nc e th ey m ay not comply with any standard. Please connect wire s us in g th e terminal letter designations.

Than k y ou fo r you r con fid ence in ou r pro duc t. To o btain th e bes t res ults from yo ur in vestm ent, pleas e r ead a nd fo llow the inst allat ion p roc edure s care ful ly, an d one st ep at a ti me. Thi s wil l sav e you ti me an d min imize the chan ce of da magin g eit her the therm ostat or p oss ibly your heati ng and cool ing syst em. These in struc tions may con tain infor matio n bey ond that whic h m ay be requ ired for your part icula r ins tal latio n.

SYSTEM COMPATIBILITY . . . . . . . . . 2

FEATURES . . . . . . . . . . . . . . . . . . . 3

TOOLS YOU MAY NEED . . . . . . . . . . . 3

MOUNTING LOCATION . . . . . . . . . . . 4

REMOVE OLD THERMOSTAT . . . . . . . 4

INSTALL THERMOSTAT BASE . . . . . . . 5

WIRING INFORMATION . . . . . . . . . . . 5

CAUTIONS AND WA RN IN GS . . . . . . . . 6

WIRING DIAGRAMS . . . . . . . . . . . . . 8

HARDWAR E SE TUP OPTIONS . . . . . . 17

COMPLETE THE INSTALL . . . . . . . . . 19

FRONT PANEL ITEMS . . . . . . . . . . . 19

OPERATING INSTRUCTIONS . . . . . . . 21

TEMPERATURE PROGRAMS . . . . . . . 23

ADVANCED FEATURES . . . . . . . . . . 24

BATTERY RE PL AC EM EN T . . . . . . . . . 33

TECHNICAL ASSISTANCE . . . . . . . . . 3 3

LIMITED WARRANTY . . . . . . . . . . . 34

MERCURY N OT IC E . . . . . . . . . . . . . 34

52133

WARN ING : Use E nergizer®or DURA CELL® Alkalin e B atteries Only.

Ener gizer®is a regist ered tradem ark of Ever eady Batter y Compa ny, Inc.

DURA CELL

is a regist ered tradem ark of The Proc ter & G ambl e Compa ny

ETBACK

HOLD

RUN

AY/T IME

TEM P P ROG

SPE C P ROG

ILT / ENRGY

EMP ERAT URE

EAT

OFF

COO L

UTO

OPY /

EME R

NEX T

HEAT

FAN

5:36

P 7 2 2 U

LCD Display Screen

Fan Mode Switch

Set Slide

Switch

System Mode Switch

UP / DOWN Buttons

SYSTEM COMPATIBILITY:

The ele ctric al ra ting for this ther mosta t is 1.5 Amps per termi nal, wit h a maxi mum tota l com bined load of 3.0A for all t erm inals comb ined.

COMPATI BLE W ITH:

• Most 24-volt heati ng an d coolin g sys tems

• 1 or 2 s tage Heat / 1 o r 2 stag e Coo l: Ga s, Oi l o r Ele ctric syst ems

• 1 or 2 s tage Heat / 1 o r 2 stag e Coo l: He at Pu mp syste ms

• 3-wir e h ydron ic (h ot wa ter) zon e val ves

• Gas M ill ivolt heat ers

NOT COM PATIB LE WI TH:

• 120/2 40 VAC line- volta ge syste ms (w ithou t a t ran sform er), ask y our LUXP RO de ale r for ther mosta ts to co ntrol thes e sys tem s.

FEATURES:

• 1 or 2-Heat / 1 or 2-Co ol, 7 -da y pro gramm ing

• Unive rsa l Com patib ility for all syst em ty pes

• Each day of t he we ek ca n b e pro gramm ed se parately

• Exclu siv e LUX®Spee d S lideTMfor eas y pro gramm ing

• User-se lecta ble p eriod s p er da y (2 or 4)

• User-se lecta ble p rogra mmabl e o r non -prog ramma ble oper ation

• LuxLi ght®EL ( Ele ctro- Lumin escen t) li ght ed di splay

• Energ y u sage monit or

• Speci al progr am fe ature

• Progr ammab le air f ilter life timer

• Progr ammab le keypa d loc kout for unau thori zed u ser s

• Manua l t emper ature hold

• Adjus tab le va catio n hol d ( 1 to 30 da ys)

• Tempor ary temp eratu re ov erride

• Adjus tab le te mpera ture diffe ren tial / cyc le-ra te

• Adjus tab le 2n d hea t sta ge Offse t set ting

• User temperat ure c alibr ation

• Adjus tab le he at/co ol se t temper ature limi t sto ps

• Smart reco ver y

• Dual- pow ered (batt ery and/ or 24 -vo lt sy stem power ed)

• Batte ry- free mem ory stor age

• F/C t emperatu re di splay

• 12/24 -ho ur cl ock d ispla y

• 5/2-m inute se lecta ble t ime d ela y for equi pment pr otect ion

TOOLS YOU MAY NEED:

• Screw drivers

• Wire Strip per

• Wire Cutte r

• Drill wi th as sorte d dri ll bits (new insta llati ons only )

MOUNTING LOCATIO N:

On r epl aceme nt in stall ations, mount the new t her mosta t in place of the old one unl ess t he co nditi ons list ed be low s ugg est o therwise . On ne w inst all ation s, pl ease fol low t hese gener al guide lines :

1. M ount the t hermo stat on an in side wall, ab out 5 ft. (1.5m ) a bove the f loor.

2. D o not loca te th e thermo stat where air circu latio n is poor suc h as in a corn er, al cove, or b ehi nd a door that is norma lly l eft o pen .

3. D o not loca te th e thermo stat where unus ual heat ing o r coo lin g con ditio ns may be prese nt, s uch a s: direc t sun light , a bove a lam p, te lev ision , or radi ato r, or on a wa ll next to an exte rio r doo r or windo w.

4. D o not loca te in a damp envir onmen t, as th is ca n lea d to cor rosio n tha t may sho rten therm ostat life .

5. I f pai nting or c ons truct ion w ork i s sti ll ongoi ng, c over the ther mosta t comp let ely o r wai t unt il this work is co mplete b efore inst allat ion .

WARN ING :

All wir ing m ust c onfor m to the loca l cod es an d o rdina nces that are in y our part icu lar l ocati on.

REMOVE OLD THERMOSTAT:

1. Turn OFF the e lec trici ty to all hea ting and c oolin g comp one nts. Do no t tur n the el ectri city back on unti l a ll wo rk is comp let ed.

2. R emove the front port ion of y our o ld th ermostat to expo se the w iring conn ect ions.

3. W rite down the l etter s p rinte d nea r eac h w ire term ina l tha t is used, an d als o the colo r o f eac h wire th at is conn ected to it. Self -adhe sive wir e labe ls are a lso e nclos ed.

4. C arefu lly r emove the wir es on e at a tim e, and b end t hem i n a mann er so that th ey do not fall bac k ins ide t he wa ll. Do n ot al low b are wire ends to touc h e ach o ther.

5. L oosen the mount ing scre ws fo r the old the rmost at an d car efu lly r emove it f rom the wall.

INSTALL THERMOSTAT BASE:

THERMOSTAT TOP VIEW

1. S trip wire insul ation le aving only 3/ 8 in. (9.5 mm) b are w ire ends , and clea n o ff an y cor rosio n p resen t.

2. F ill t he wa ll op eni ng wi th no n-com bus tible insu latio n t o pre vent draft s from affe cti ng th e the rmost at’s norm al op erati on.

3. R oute the w ires throu gh the o penin g in the new therm ostat ba se pl ate, and hold th e bas e aga inst the wall . Try to line up t he sc rew hole s fro m the prio r t hermo stat, and insta ll the m ounti ng sc rew s.

4. I f the prev ious hol es ca nnot be us ed, hold the therm ostat ba se ag ainst the wall so that it a ppear s s traig ht an d lev el (posi tion the b ase for best appe ara nce) and m ark f or th e n ew sc rew h oles. A ttach the base to the wall us ing t he sc rews pro vided (use the sup plied plas tic a nch ors i f nee ded when mo untin g to a sof t materi al su ch as dr ywa ll).

WIRING INFORMATION:

CONN ECT IN G THE WIRES :

When at tachi ng th e wir es to th e the rmost at, p lea se en sure that the bare wire ends ar e hel d ALL the way into the termi nal bloc k whi le th e s crew is be ing tigh ten ed.

CAUTIONS AND WA RN IN GS :

• The t her mosta t req uires batt eri es to oper ate a nd failu re or sub- stand ard perform anc e of the b atter ies may impai r or preve nt the c orrec t ope ratio n of t he therm ostat . Use Dura cel l®or E ner gizer®alka lin e bat terie s ONLY f or all LUX ther mosta ts re quiri ng batte ries. BE S URE T O C HANGE THE BAT TERIE S AT L EAST ONCE A Y EAR, or wh eneve r y ou se e the LO B ATT indi cat ion o n the scre en. Fail ure t o fol low thes e bat ter y ins truction s cou ld resu lt in pr opert y dam age and/ or pe rsona l inj ury.

• The e lec trica l rat ing f or th is therm ostat is 1 .5 Amps per t ermin al, w ith a maxi mum tota l loa d of 3.0A for all termi nals com bined .

• The t her mosta t con tains part s t hat m ay we ar ou t throug h use and are susc ept ible to fa ilure if over-loa ded o r u sed i n a m anner other t han a s indi cat ed in the docum ent ation .

• Check un occup ied r eside nce s reg ularl y to ens ure t hat a ll sy stems ar e oper ati ng pr operl y.

• Check an y hea ting/ air- con ditio ning syste m i nclud ing t his p rod uct b efore oper ati on an d at regul ar inter val s.

• Elect ric al in ter feren ce, s tat ic el ectri city, fai lure or su bstan dar d perform anc e of batte ries, wi ring defec ts in the ins talla tion and/o r char act erist ics o f the connect ed HVAC d evice s m ay pr event the sys tem from regulat ing h eatin g and co oling as a nti cipat ed.

• The t her mosta t is a sen sitive d evice and dropping the produ ct can c ause dama ge to cr itica l com pon ents. If t he pr oduct is drop ped o r sha ken viol ent ly du ring trans por t or insta llati on th en it sh ould be re pla ced imme dia tely.

• Perso ns with physi cal o r mental limi tatio ns ma y n ot be able to p rom ptly resp ond to a malf uncti on of th e hea ting/ air- con ditio ning syste m.

• All r esi dents shou ld be ma de aw are o f the potenti al in any system f or malf unc tions that coul d c ause conti nuous he ating or c oolin g a nd sh ould be f ami liar with the o peration and locat ion of t he he ating /cool ing appl ian ce on /off switc h.

• Read the inst ructi on ma nual com plete ly be fore ins talli ng th e the rmostat. You shou ld co nsult a quali fied HVAC technic ian o r an ele ctric ian i f you do not ful ly un derst and t he insta llati on in struc tio ns.

WIRI NG DI AGR AM NO TES:

(I mport ant , p lease re ad all n ote s b efore co nne cting wi res )

• If th e inform ation prov ided in the f ollow ing w iri ng di agram s doe s n ot clea rly repr esent or m atch you r sys tem, pleas e r efer to th e “TE CHNIC AL ASSI STAN CE” s ectio n of this man ual, and c ontact u s bef ore re mov ing a ny of y our exis ting therm ostat wi ring.

• All o f the da shed wires sh own i n the wiri ng diagr ams a re ei ther opt ional , or t hei r usa ge de pends up on yo ur sp ecifi c s ystem type or b rand. F or exam ple : Dia gram #1 sh ows the fan w ire a s o ption al. If yo ur sy ste m doe s not hav e a f an, t han t his term inal will not be u sed.

• Termin al le tters show n i n bla ck re prese nt typic al wi ring app licat ions. Depe ndi ng up on th e bra nd of yo ur sp ecifi c s ystem or t hermo stat, yo ur term ina l let ters may n ot ma tch exac tly. Termin al le tters sh own i n gra y repr ese nt ot her p ossib le wirin g des ignat ion s tha t you migh t see on your exis tin g the rmost at te rmina ls.

• The o pti onal “C” t ermin al is us ed fo r pow ering th e the rmost at by the 24volt sy stem, usin g the Sy stem Commo n wir e. T his can be us ed al one , or in a ddi tion to in stall ing batt eries as a ba ckup. NOT E: co nne cting the Syst em Commo n wir e to the t her mosta t is not n ecess ary fo r hea ting and cool ing to f uncti on pr ope rly.

• If yo ur old t hermo stat has b oth a “Y ” and “C” wir e bot h pre sent, then “C ” is m ost like ly a Syste m Common wire .

• For H eat Pump syst ems, you w ill use eithe r the “O ” ter minal or t he “B” term ina l on this therm ostat , b ut no t bot h. I f your o ld th ermos tat h as both an “ O” and a “B” wire pre sent, then “B” is likel y a S ystem Comm on wire and may be c onnec ted t o t he “C ” ter minal . Co nne cting a Sy stem Com mon wire to this ther mosta t’s “B” t ermin al ma y damage the therm ostat , a nd also yo ur he ating and coo ling syste m.

• Some Heat Pum p sys tems have a w ire f or AU X ele ctric he at (u suall y W2) , and als o a s epara te wi re for E merge ncy e lec tric heat (usua lly E ). This ther mos tat u ses t he W2 term ina l for both AUX and E mer gency Heat . Tap e off you r “E” wire , and co nfirm that all compo nen ts fu nctio n wit hou t it.

• If re placing an ol d the rmostat that has a mech ani cal c lock, ther e m ay be

two

wire s l abele d as “C” f or the c lock power. Tape o ff th ese wire s and do

not con nect them to th e “C” te rmina l of this the rmost at.

WIRING DIAGRAMS:

DIAGRAM SYSTEM TYPE / DESCRIPTION PAGE #

#1 CONV ENT IO NAL : HEATING .............................................8

1-STAGE OR 2- STAGE 2, 3 , 4 , 5 W IRES

#2 CONV ENT IO NAL : HEATING .............................................9

3-WI RE ZONE VALVE 3, 4 WI RES

#3 CONV ENT IO NAL : COOL ING............................................10

1-STAGE OR 2- STAGE 3, 4 , 5 WIRE S

#4 CONV ENT IO NAL : HEATING AND C OOLIN G ...........................11

1-STAGE 4, 5 WI RES

#5 CONV ENT IO NAL : HEATING AND C OOLIN G ...........................12

1-STAGE OR 2- STAGE 4, 5 , 6 , 7 W IRES

#6 CONV ENT IO NAL : HEATING AND C OOLIN G ...........................13

TWO- TRA NS FOR MERS 5, 6 WI RES

#7 HEAT PUM P: HEATING AND C OOLIN G ...........................14

SING LE- STAGE ONLY 4, 5 WI RES

#8 HEAT PUM P: HEATING AND C OOLIN G ...........................15

WITH AU X / E MERGE NCY H EAT 5, 6 WI RES

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

W1 A Y2 O B W2 CG Y1 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

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

XW1

W1 A Y2 O B W2 CG Y1 RC RH

HOT WATER HEATING ONLY

(WITH A 3-WIRE ZONE VALVE)

Factory RH-RC Jumper Wire Installed

SYS TEM 24V

TRA NSFO RMER

SYSTEM COMMON

OPEN = Heat On

CLOSE = Heat Off

3-W IRE ZONE VALVE

OPE N CLOS E

3, 4 WIRES

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

W1 A Y2 O B W2 CG Y1 RC RH

1-STAGE OR 2-STAGE, COOLING ONLY

Factory RH-RC Jumper Wire Installed

AIR COND ITIO NER

STAGE

FAN

SYS TEM 24V

TRA NSFO RMER

SYSTEM COMMON

3, 4, 5 WIRES

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