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44

COMFORTNET™ SYSTEM

Clean Display

Installer

Config

Set Time

Set 

Schedule

R un

Sch ed u le

Upon entering the advanced menus, the Advanced Fault Menu is
displayed.  The display will change to the Fault Screen and indi-
cate any faults that may be present in the indoor or outdoor
equipment.  If a fault is present, the Fault Screen will show the
equipment and an error code with a description of the fault.  Touch

_

 or 

+

 keys to view the fault status of any remaining equip-

ment.  The text 

“NO FAULTS”

 will be scrolled if no errors are

present.

Menu

Run

Schedule

Call for Service

Advanced

Menu

Run

Schedule

Call for Service

Advanced

Touch the 

+

 or 

_

 to step through the list of installed equip-

ment, including the thermostat.  Touch the 

Installer Config

 key

to enter the submenus for the equipment displayed.  The text

“WORKING”

 will be displayed in the scrolling display area while

the data is being retrieved.  The first sub-menu is then displayed.
See tables below for listing of furnace submenus.

Touch the 

+

 or 

_

 to step through the list of submenus and view

settings.  If a setting can be adjusted, 

_

 and 

+

 keys will ap-

pear.  Use the 

_

 or 

+

 keys to adjust the setting to the desired

value.  Touch the 

+

 or 

_

 to step to the next item.  

“WORK-

ING”

 will appear as the settings are being updated.  

“DONE”

 will

appear to indicate the change was accepted.  If the change is not
accepted, the display will show 

“FAIL”

 then revert to the Fault

Screen.

Some parameters being displayed switch between the item name
and the item value.  Touch the 

Hold

 key to momentarily stop the

display from switching.

To exit an equipment submenu and revert back to the equipment
menus, touch the 

Menu

 key.  Touch Menu again to revert back

to the Thermostat Options Menu.  Touch the 

Run Schedule

 key

to step out of all menus and back to the CT thermostat Home
Screen Display.

Содержание CVC9/95

Страница 1: ...customer This includes all safety precautions and related items Prior to actual installation thoroughly familiarize yourself with this Instruction Manual Pay special attention to all safety warnings...

Страница 2: ...TION AIR PIPE 12 DUAL CERTIFICATION NON DIRECT DIRECT VENT 12 MATERIALS AND JOINING METHODS 13 PROPER VENT FLUE AND COMBUSTION AIR PIPING PRACTICES 13 TERMINATION LOCATIONS 13 CANADIAN VENTING REQUIRE...

Страница 3: ...OPERATION 37 GAS SUPPLY PRESSURE MEASUREMENT 37 GAS MANIFOLD PRESSURE MEASUREMENT AND ADJUSTMENT 38 GAS INPUT RATE MEASUREMENT NATURAL GAS ONLY 39 TEMPERATURE RISE 39 CIRCULATOR BLOWER SPEEDS 40 BLOW...

Страница 4: ...A LICENSE TO INSTALL OR SERVICE HEATING AND AIR CONDITIONING EQUIPMENT WARNING MAINTENANCE 50 ANNUAL INSPECTION 50 FILTERS 50 BURNERS 51 INDUCED DRAFT AND CIRCULATOR BLOWERS 51 CONDENSATE TRAP AND DRA...

Страница 5: ...T CONDENSATION ELECTRICAL SHOCK OR CARBON MONOXIDE MAY RESULT FROM IMPROPER INSTALLATION REPAIR OPERATION OR MAINTENANCE OF THIS PRODUCT WARNING TO PREVENT PERSONAL INJURY OR DEATH DUE TO IMPROPER INS...

Страница 6: ...incontactwithanungrounded object repeat step 2 before touching control or wires 4 Discharge your body to ground before removing a new control from its container Follow steps 1 through 3 if installing...

Страница 7: ...t pipe is op tional and the furnace can be vented as a Non directvent singlepipe centralforcedairfurnacein which combustion air is taken from the installation area or from air ducted from the outside...

Страница 8: ...ate the furnace so condensate flows downwards to the drain Do not locate the furnace or its condensate drainage system in any area subject to below freezing temperatures without proper freeze protecti...

Страница 9: ...ichthisfurnacehasbeendesigncertified Theminimum clearanceinformationforthisfurnaceisprovidedontheunit sclear ance label These clearances must be permanently maintained Clearancesmustalsoaccommodateani...

Страница 10: ...ontact your distributor for proper airflow requirements and number of required ductwork connec tions Refer to Recommended Installation Positions figure for appropriate installation positions ductwork...

Страница 11: ...e from the heat ex changerandinduceddraftblower Forproperfluepipedrainage thefurnacemustbelevellengthwisefromendtoend Thefurnace should also be level from back to front or have a slight tilt with the...

Страница 12: ...listing of appropriate manufacturer s kits for propane gas and or high altitude installa tions The indicated kits must be used to insure safe and proper furnaceoperation Allconversionsmustbeperformed...

Страница 13: ...entfromthefurnace Hori zontalrunsofvent fluepipingmustbesupportedeverythreetofive feet and must maintain a 1 4 inch per foot downward slope back towardsthefurnace toproperlyreturncondensatetothefurnac...

Страница 14: ...lbow should be installed on the combus tionairintake coupling toguardagainstinadvertentblockage Vent Termination Clearances NOTE InCanada theCanadianFuelGasCodetakesprecedence overtheprecedingterminat...

Страница 15: ...the induced draft blower and the vent fluepipe 3 UpflowandCounterflowunits Removethevent fluepipefromthefurnace 4 Cut the vent flue pipe 3 75 inches from the flanged end of the pipe see Vent Flue Pip...

Страница 16: ...n the blower deck with the plastic plug included in the drain kit bag 4 With the gasket facing the cabinet side panel and the flange sflatspotfacingforward securethecombustionair intakecouplingtotheca...

Страница 17: ...58 55 52 49 46 43 40 3 71 68 65 62 59 56 53 50 2 or 2 1 2 61 58 55 52 49 46 43 40 3 71 68 65 62 59 56 53 50 115 000 3 71 68 65 62 59 56 53 50 UPFLOW Non Direct Vent Single Pipe Maximum Allowable Leng...

Страница 18: ...run through an existing unused chimney however they must extend a minimum of 12 inches above the top of the chimney The space between the pipes and the chimney must be closed with a weather tight corr...

Страница 19: ...stion Air Intake pipe 3 Minimum requirements for each Vent Flue Combustion Air Intake pipe is five 5 feet in length and one elbow tee 4 2 1 2 or 3 diameter pipe can be used in place of 2 diameter pipe...

Страница 20: ...ommon roof top maintain the same minimum clear ances between the exhaust vent and air intake terminations of adjacentunitsaswiththeexhaustventandairintaketerminations of a single unit If more than one...

Страница 21: ...llation and drain hose hook ups Thedraintrapsuppliedwiththefurnacemustbeused Thedrainlinebetweenfurnaceanddrainlocationmust be constructed of 3 4 PVC or CPVC Thedrainlinebetweenfurnaceanddrainlocation...

Страница 22: ...be 1 into rubber elbow drain port and secure with silverhoseclamp Angletubeoutwardtowardfrontoffurnace 5 Cut173 4inchesfromthelongendofHoseBanddiscard Secure the remaining hose to Tube 1 with a green...

Страница 23: ...ntheexternally mountedrubberelbow Discardcutportion 5 InsertTube1intorubberelbowdrainportandsecurewitha silver hose clamp Angle tube toward trap 6 Cut173 4inchesfromthelongendofHoseBanddiscard 7 Secur...

Страница 24: ...or appropriate length to cut Secure remaininghosetoTube1withagreenhoseclamp Route other end of Hose B to front left side panel grommet hole NOTE Longhose B mustalwaysbeconnectedtoTube1and the elbow an...

Страница 25: ...imize sagging Plug left unused pressure tap with plug removed from right side 2 Secure Hose A to front cover drain tap with a red hose clamp Routehosetorearright down sidepanelgrommet holes 3 Cut 1 4...

Страница 26: ...ting a hose to the induced draft blower housing 6 Cut 5 1 2 inches straight length from the long end of each Tube 2 and discard radius ends 7 Insert approximately one inch of each Tube 2 through left...

Страница 27: ...ust be observed when making field connections Line voltage connections can be made through either the right or left side panel The furnace is shipped configured for a right side left side for counterf...

Страница 28: ...tablestodetermineiftherequiredsingle stage cooling airflow can be delivered at low stage Y1 input or high stage Y2 input Additionally use of ramping profile and dehumidificationfeaturesrequireajumperb...

Страница 29: ...nable the dehumidify function on the integrated control mod ule setthedehumidificationENABLEdipswitchfromOFFtoON Oncetheswitchisset thedehumidifyfunctionisenabledduringa combinationcallforcooling T St...

Страница 30: ...um 5 0 w c Maximum 10 0 w c Propane Gas Minimum 11 0 w c Maximum 13 0 w c Inlet Gas Supply Pressure HIGHALTITUDEDERATE Whenthisfurnaceisinstalledathighaltitude theappropriateHigh Altitude orifice kit...

Страница 31: ...must supply a ground joint union drip leg manual shutoff valve and line and fittings to connect to gas valve In some cases the installer may also need to supply a transition piece from 1 2 pipe to a...

Страница 32: ...MODEL MANUAL SHUT OFF VALVE UPSTREAM FROM GROUND JOINT PIPE UNION DRIP LEG GROMMET IN STANDARD GAS LINE HOLE DRAIN TRAP ALTERNATE GAS LINE LOCATION MANIFOLD PLUG IN ALTERNATE GAS LINE HOLE GAS VALVE G...

Страница 33: ...3 48 kPA PROPANEGASTANKSANDPIPING IF THE GAS FURNACE IS INSTALLED IN A BASEMENT AN EXCAVATED AREA OR CONFINED SPACE IT IS STRONGLY RECOMMENDED TO CONTACT A PROPANE SUPPLIER TO INSTALL A GAS DETECTING...

Страница 34: ...ities at 15 psig settings multiply by 1 130 To convert to capacities at 5 psig settings multiply by 0 879 Propane Gas Piping Chart I 3 8 1 2 5 8 3 4 7 8 1 2 3 4 1 1 1 4 1 1 2 10 39 92 199 329 501 275...

Страница 35: ...duced by approximately 18 if duct flanges are not unfolded This could cause performance issues and noise issues EDGES OF SHEET METAL HOLES MAY BE SHARP USE GLOVES AS A PRECAUTION WHEN REMOVING SHEET M...

Страница 36: ...uirement Disposable Minimum Filter area sq in Based on 300 ft min filter face velocity UPRIGHTINSTALLATIONS Dependingontheinstallationand orcustomerpreference differ ing filter arrangements can be app...

Страница 37: ...control to the ON position 8 Replacetheburnercompartmentdoor 9 Openthemanualgasshutoffvalveexternaltothefurnace 10 Turnontheelectricalpowertothefurnace 11 Adjustthethermostattoasettingaboveroomtempera...

Страница 38: ...ug before turning on gas to furnace 6 Turn OFF any unnecessary gas appliances stated in step 3 Gas Line Gas Shutoff Valve Gas Line To Furnace Drip Leg Cap With Fitting Manometer Hose Manometer Open To...

Страница 39: ...atethefurnaceinputinBTUsperhour BTU hr Input equalsthesumoftheinstallation sgasheatingvalueanda conversionfactor hourstoseconds dividedbythenumber of seconds per cubic foot The measured input must not...

Страница 40: ...smustbechecked for required air flow Any electronic air cleaners or other devices may require specific air flows consult installation instructions of thosedevicesforrequirements 3 Knowing the furnace...

Страница 41: ...to the full demand airflow Profile D has a 1 2 minute at 50 airflow OFF delay OFF OFF AirflowTable Model Tap Low Stage Cool High Stage Cool Low Stage Heat High Stage Heat A 390 600 550 792 B 520 800 6...

Страница 42: ...gle stage air conditioner Any other sys temconfigurationsareconsideredinvalidComfortNetsystemsand must be connected as a traditional or legacy system see Elec trical Connectionsfor wiring connections...

Страница 43: ...wo Wires between Furnace and AC HP and Four Wires between Furnace and Thermostat CT COMPATIBLE FURNACE WITH NON CT COMPATIBLE SINGLE STAGEAIRCONDITIONER Fourwiresarerequiredbetweenthefurnaceandthermos...

Страница 44: ...xt WORKING will be displayed in the scrolling display area while the data is being retrieved The first sub menu is then displayed See tables below for listing of furnace submenus Touch the or _ to ste...

Страница 45: ...ecutively repeated faults are shown a maximum of 3 times DIAGNOSTICS Submenu Item Indication for Display Only not User Modifiable Model Number MOD NUM Displays the furnace model number Serial Number S...

Страница 46: ...d press the IN STALLER CONFIG button Navigate to dF BAL PNT Adjust the dual fuel system balance point using the back forward ar rows DIAGNOSTICS Accessing the furnace s diagnostics menu provides ready...

Страница 47: ...ds for an out of box reset Red Communications LED 2 Flashes x Out of box reset x Control power up x Learn button depressed x None x None Off x No power x Communications error x No power to furnace x O...

Страница 48: ...circulatorblowerwillremainonhighheatingspeedforthirty 30 seconds before switching to the low heat circulating speed R and W1 or R and W1 W2 thermostat contacts open completing the call for heat Gasval...

Страница 49: ...e burner manifold as sembly and monitor the burner flame They are normally closed electrically manual reset sensors These limits guard against burnerflamesnotbeingproperlydrawnintotheheatexchanger PRE...

Страница 50: ...that all fur nacecomponentsareinproperworkingorderandthattheheating system functions appropriately Pay particular attention to the fol lowing items Repair or service as necessary Flue pipe system Chec...

Страница 51: ...m the induced draft blower 4 Remove the induced draft blower drain and pressure tap hosesfromtherecuperatorcoilfrontcover 5 Removetherecuperatorcoilfrontcovertoexposethecoil tubesandturbulators 6 Remo...

Страница 52: ...rmination ON A OFF OFF B ON OFF C OFF ON D ON ON Normal OFF OFF 10 ON OFF 10 OFF ON Normal ON ON A OFF OFF B ON OFF C OFF ON D ON ON A OFF OFF B ON OFF C OFF ON D ON ON Disabled OFF Unused Enabled ON...

Страница 53: ...stion air piping front cover pressure switch opening or improper induced draft blower performance x Locate and correct gas interruption x Check front cover pressure switch operation hose wiring contac...

Страница 54: ...heat IMPROPER FLAME E4 x Short to ground in flame sense circuit x Lingering burner flame x Slow closing gas valve x Correct short at flame sensor or in flame sensor wiring x Check for lingering flame...

Страница 55: ...ir replace if necessary x Inspect flue and or inlet air piping for blockage proper length elbows and termination Check drain system Correct as necessary x Check induced draft blower performance Correc...

Страница 56: ...lost communications with circulator blower motor MOTOR COMM b1 x Loose wiring connection at circulator motor control leads x Failed circulator blower motor x Failed integrated control module x Tighten...

Страница 57: ...rmostat Call for Service icon illuminated x ComfortNet thermostat scrolls Check Furnace message b6 x Circulator blower motor shuts down for over or under voltage condition x Circulator blower motor sh...

Страница 58: ...ATING CYCLE HIGH STAGE PRSSURE SWITCH STUCK OPEN REVERSED 115 VAC POLARITY DATA NOT YET ON NETWORK INVALID MEMORY CARD DATA BLOWER MOTOR NOT RUNNING BLOWER COMMUNICATION ERROR BLOWER HP MIS MATCH BLOW...

Страница 59: ...NTROLS 40 VA Y2 14 IND LO MANUAL RESET ROLLOUT LIMIT CONTROLS 9 WH N PK PINK HUMIDIFIER INDOOR HIGH FIRE PRESS SWTICH DISCONNECT TWO STAGE GAS VALVE AIR CLEANER C ONLY 2 MANUFACTURER S SPECIFIED REPLA...

Страница 60: ...IDIFIER 60HZ PKPINK N WH 9 MANUALRESETROLLOUT LIMITCONTROLS INDLO 14 Y2 40VA MANUALRESETAUXILIARYLIMIT CONTROLS 3 HUM OR JUNCTION BLWR PU PURPLE 1 CIRCULATOR BLOWER R 1 GND JUNCTIONBOX SWITCH TEMP NEU...

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