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RSD6612013r9

September 2018

This manual is to be used by qualified, professionally trained HVAC technicians only. Daikin does not assume
any responsibility for property damage or personal injury due to improper service procedures or services
performed by an unqualified person. The material in this manual does not supercede manufacturers installa-
tion and operation instructions.

Copyright © 2015 - 2018 

 

 

 

DM96VE/DC96VE

Two Stage Furnace

with Multi-Speed ECM Motor

Service Instructions

O

NLY

 

PERSONNEL

 

THAT

 

HAVE

 

BEEN

 

TRAINED

 

TO

 

INSTALL

ADJUST

SERVICE

 

OR

 

REPAIR

 (

HEREINAFTER

, “

SERVICE

”) 

THE

 

EQUIPMENT

 

SPECIFIED

 

IN

 

THIS

 

MANUAL

 

SHOULD

 

SERVICE

 

THE

 

EQUIPMENT

. T

HE

 

MANUFACTURER

 

WILL

 

NOT

 

BE

 

RESPONSIBLE

 

FOR

 

ANY

 

INJURY

 

OR

 

PROPERTY

 

DAMAGE

 

ARISING

 

FROM

 

IMPROPER

 

SERVICE

 

OR

 

SERVICE

 

PROCEDURES

.  I

F

 

YOU

 

SERVICE

 

THIS

 

UNIT

YOU

 

ASSUME

 

RESPONSIBILITY

 

FOR

 

ANY

 

INJURY

 

OR

 

PROPERTY

 

DAMAGE

 

WHICH

 

MAY

 

RESULT

.  I

N

 

ADDITION

IN

 

JURISDICTIONS

 

THAT

 

REQUIRE

 

ONE

 

OR

 

MORE

 

LICENSES

 

TO

 

SERVICE

 

THE

 

EQUIPMENT

 

SPECIFIED

 

IN

 

THIS

 

MANUAL

ONLY

 

LICENSED

 

PERSONNEL

 

SHOULD

 

SERVICE

 

THE

 

EQUIPMENT

.  I

MPROPER

 

INSTALLATION

ADJUSTMENT

SERVICING

 

OR

 

REPAIR

 

OF

 

THE

 

EQUIPMENT

 

SPECIFIED

 

IN

 

THIS

 

MANUAL

OR

 

ATTEMPTING

 

TO

 

INSTALL

ADJUST

SERVICE

 

OR

 

REPAIR

 

THE

 

EQUIPMENT

 

SPECIFIED

 

IN

 

THIS

 

MANUAL

 

WITHOUT

 

PROPER

 

TRAINING

 

MAY

 

RESULT

 

IN

 

PRODUCT

 

DAMAGE

PROPERTY

 

DAMAGE

PERSONAL

 

INJURY

 

OR

 

DEATH

.

Cancer and Reproductive Harm

 -

www.P65Warnings.ca.gov

PROP 65 WARNING

FOR CALIFORNIA CONSUMERS

0140M00513-A

Summary of Contents for DM96VE

Page 1: ...SHOULD SERVICE THE EQUIPMENT THE MANUFACTURER WILL NOT BE RESPONSIBLE FOR ANY INJURY OR PROPERTY DAMAGE ARISING FROM IMPROPER SERVICE OR SERVICE PROCEDURES IF YOU SERVICE THIS UNIT YOU ASSUME RESPONSI...

Page 2: ...a qualified service technician who is familiar with the safety procedures required in the repair and who is equipped with the proper tools parts testing instruments and the appropriate service manual...

Page 3: ...ctly which has been under water C Use only your hand to move the gas control switch or knob Never use tools If the gas control switch or knob D Do not use this appliance if any part has been under wat...

Page 4: ...a se produit demandez immediatement a un reparateur qualifie d inspecter l appareil et de remplacer toute piece du systeme de controle et toute commande de gaz ayant ete dans l eau 0140F00002P INSTRUC...

Page 5: ...cluding permanent brain damage or death Advertencia especial para la instalaci n de calentadores manejadoras de aire en reas cerradas como estacionamientos cuartos de servicio El mon xido de carbono p...

Page 6: ...nor Revision D Daikin A Initial Release B 1st Revision Configuration M Upflow Horizontal Major Revision C Downflow Horizontal A Initial Release B 1st Revision Nox AFUE N Low Nox 97 97 AFUE Cabinet Wid...

Page 7: ...board part change to PCBBF137 with heat speed DIP switches DM96VE1205DNAB DM96VE0303ANAA DM96VE0403ANAA DM96VE0603ANAA DM96VE0302BNAC DM96VE0402BNAC Daikin Brand 96 Two Stage Heating Two Stage Cooling...

Page 8: ...cture This kit is NOT intended for use with single pipe indirect vent instal 0170K00001S N A Side Wall Only Concentric Vent Kit For use with high efficiency 90 furnace models This kit is to be used wi...

Page 9: ...00 60 000 80 000 100 000 High Fire Output 38 400 57 600 76 800 96 000 Low Fire Steady State Input 28 000 42 000 56 000 70 000 Low Fire Steady State Output 26 880 40 320 53 760 67 200 AFUE 96 96 96 96...

Page 10: ...he furnace Do not touch the integrated control module or any wire connected to the control prior to discharging your body s electrostatic charge to ground 2 Firmly touch a clean unpainted metal surfac...

Page 11: ...vided in the Combustion and Ventilation Air Requirements section in this manual or the installation instructions for details Centrally locate the furnace with respect to the pro posed or existing air...

Page 12: ...oor by using a silicone rubber caulk ing compound or cement grout Counterflow Installation over a combustible floor If installation over a combustible floor becomes neces sary use an accessory sub bas...

Page 13: ...r as practical close all building doors and win dows and all doors between the space in which the appliance s connected to the venting system are located and other spaces of the building Turn on cloth...

Page 14: ...to interfere with proper circulation of combustion ventilation and dilution air 9 3 1 4 Where used a draft hood or a barometric draft regulator shall be installed in the same room or enclosure as the...

Page 15: ...total input rating of all equipment in the enclosure Inlet Air Ventilation louvers for unheated crawl space Alternate air inlet Ventilation louvers each end of attic Figure A 9 3 3 1 1 a All Combustio...

Page 16: ...Where the free area through a design of louver or grille or screen is known it shall be used in calculating the size opening required to provide the free area specified Where the louver and grille de...

Page 17: ...2 from the flange 4 Remove cabinet plug adjacent to inducer outlet and in stall an original cabinet vent hole 5 Install RF000142 coupling on inducer outlet 6 Install flanged vent section removed in s...

Page 18: ...switch and an orifice change These changes are necessary to com pensate for the natural reduction in the density of both the gas fuel and the combustion air at higher altitude Refer to the Accessorie...

Page 19: ...termination of a direct vent application must terminate at least 12 inches from any opening through which flue gases may enter a building door window or gravity air inlet The vent termination of vent...

Page 20: ...143 136 129 122 115 108 101 94 2 60 55 50 45 40 35 30 25 3 113 106 99 92 85 78 71 64 2 60 55 50 45 40 35 30 25 3 120 113 106 99 92 85 78 71 2 45 40 35 30 25 20 15 10 3 103 96 89 82 75 68 61 54 2 45 40...

Page 21: ...in ground clearance Alternate Vent Termination Above Anticipated Snow Level Dual Pipe VENT INTAKE TERMINATIONS FOR INSTALLATION OF MULTIPLE DIRECT VENT FURNACES If more than one direct vent furnace is...

Page 22: ...Category IV gas fired condensing furnaces The DCVK 30 CVENT 3 kit can be used for 3 diameter pipe systems The DCVK 20 CVENT 2 kit can be used for the 2 diameter pipe sys tem Both the combustion air i...

Page 23: ...s high altitude Natural Propane gas and or Pressure Switch kits Do not derate the furnace by adjusting the manifold pres sure to a lower pressure than specified on the furnace rating plate The combin...

Page 24: ...must be maintained as shipped from the factory 7 Install a manual shutoff valve between the gas meter and unit within six feet of the unit If a union is installed the union must be downstream of the m...

Page 25: ...OU CANNOT REACH YOUR GAS SUPPLIER CALL THE FIRE DEPARTMENT INSTALLATION AND SERVICE MUST BE PERFORMED BY A QUALIFIED INSTALLER SERVICE AGENCY OR THE GAS SUPPLIER 3 8 1 2 5 8 3 4 7 8 1 2 3 4 10 730 1 7...

Page 26: ...e frequency and phase correspond to that specified on the unit rating plate Power supply to the fur nace must be N E C Class 1 and must comply with all applicable codes The furnace must be electricall...

Page 27: ...e used As shipped the furnace S1 1 switch is OFF S1 2 switch is ON This is the correct position to use a single stage heating thermo stat with auto timing transition to high fire R Y C Furnace Integra...

Page 28: ...e are 4 speed Tap wires to the motor T1 T2 T3 T4 3 There are 5 speeds available depending on DIP switch settings and found in air flow table for each size furnace 4 T1 terminal is always energized for...

Page 29: ...the furnace must be between 55 F and 100 F UPRIGHT FILTER INSTALLATIONS Depending on the installation and or customer preference differing filter arrangements can be applied Filters can be installed...

Page 30: ...3 OFF 4 ON 150 Seconds 3 ON 4 OFF 180 Seconds 3 ON 4 ON Factory Position Function S1 1 2 3 4 Heat Staging Delay Blower Heat Off Delay PCBBF139CONTROLBOARDDIPSWITCHES S1 1 2 3 4 Cooling CFM Switches He...

Page 31: ...DM96VE0303AN CONTINUOUS FAN DIP Switches DIP Switches S2 2 S2 3 S2 4 Static 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 Tstat Call CFM CFM CFM CFM CFM CFM CFM CFM ON OFF OFF G 755 71 0 672 627 582 534 491 447 ON...

Page 32: ...E0403AN CONTINUOUS FAN DIP Switches DIP Switches S1 1 S1 2 S1 3 Static 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 Tstat Call CFM CFM CFM CFM CFM CFM CFM CFM ON OFF OFF G 1 1 91 1 1 68 1 1 35 1 1 1 2 1 081 1 055...

Page 33: ...l CFM CFM CFM CFM CFM CFM CFM CFM OFF OFF ON G 1 056 1 026 991 961 929 894 864 829 OFF ON OFF ON OFF OFF G 1 330 1 301 1 274 1 244 1 227 1 1 91 1 1 63 1 1 32 ON ON OFF G 697 654 600 557 508 460 41 9 3...

Page 34: ...OFF G 1163 1115 1065 1018 979 928 878 832 ON ON OFF G 782 629 547 469 396 333 290 251 OFF ON OFF G 1328 1287 1249 1215 1170 1131 1085 1046 OFF OFF ON G 1236 1189 1149 1101 1066 1017 969 928 OFF ON ON...

Page 35: ...G 1137 1096 1056 1018 981 940 897 859 OFF ON OFF G 647 576 511 449 387 335 280 252 OFF OFF ON G 1229 1181 1150 1117 1078 1035 1002 964 OFF ON ON G 743 688 628 572 515 459 408 364 ON OFF ON G 743 688...

Page 36: ...57 1017 963 918 865 822 Y 894 846 780 720 660 603 554 505 Ylo 1149 1104 1057 1017 963 918 865 822 Y 1328 1287 1249 1215 1170 1131 1085 1046 Ylo 782 629 547 469 396 333 N A N A Y 894 846 780 720 660 60...

Page 37: ...CFM CFM CFM CFM OFF OFF OFF G 1221 1172 1128 1087 1049 1005 959 922 ON OFF OFF G 1311 1293 1249 1203 1172 1122 1088 1041 ON ON OFF G 750 644 569 507 442 388 328 288 OFF ON OFF G 894 842 784 726 682 6...

Page 38: ...l CFM CFM CFM CFM CFM CFM CFM CFM OFF OFF OFF G 1281 1220 1152 1096 1031 978 914 856 ON OFF OFF G 1839 1790 1757 1699 1665 1615 1568 1527 ON ON OFF G 1408 1337 1279 1218 1167 1112 1062 999 OFF ON OFF...

Page 39: ...FM CFM CFM OFF OFF OFF G 1522 1464 1402 1338 1280 1230 1167 1101 ON OFF OFF G 1861 1803 1749 1698 1653 1594 1549 1504 ON ON OFF G 1004 890 805 710 620 553 474 406 OFF ON OFF G 1312 1235 1170 1101 1037...

Page 40: ...all CFM CFM CFM CFM CFM CFM CFM CFM OFF OFF OFF G 1300 1234 1175 1109 1052 992 928 866 ON OFF OFF G 1866 1817 1774 1729 1684 1637 1593 1552 ON ON OFF G 1477 1422 1364 1301 1244 1190 1135 1078 OFF ON O...

Page 41: ...CFM CFM CFM CFM CFM OFF OFF OFF G 1796 1753 1697 1645 1589 1536 1478 1425 ON OFF OFF G 2211 2162 2122 2076 2029 1986 1964 1942 ON ON OFF G 1106 1017 946 855 764 681 605 550 OFF ON OFF G 1399 1327 125...

Page 42: ...all CFM CFM CFM CFM CFM CFM CFM CFM OFF OFF OFF G 1283 1219 1162 1109 1036 974 917 864 ON OFF OFF G 1811 1772 1733 1690 1644 1590 1551 1492 ON ON OFF G 1438 1366 1309 1254 1163 1133 1077 1013 OFF ON O...

Page 43: ...condition The gas valve relay status is checked for proper op eration Once the low pressure switch is detected open the inducer blower is energized at high speed and the humidifier is enabled The low...

Page 44: ...ulated duty cycle with the duty cycle from the previous cycle This places a large emphasis on the previous cycle but allows a large variation in any one duty cycle to be averaged out after just a few...

Page 45: ...received the control will energize the circulator in low heat speed after the fan on delay time expires The electronic air cleaner will also be energized at this time When the thermostat fan switch is...

Page 46: ...ropane Gas Conversion Kit Propane Gas Conversion Kit LP Low Pressure Shut Off Kit Dual Fuel Board Drain Coupling High Alt Nat Gas Kit High Alt Nat Gas Kit High Alt Nat Gas Kit High Alt LP Gas Kit High...

Page 47: ...orizontal Installation DESCRIPTION This side wall only vent kit 0170K00000S is to be used with 2 3 vent systems The 0170K00001S is a side wall vent kit that is to used with 2 vent systems ONLY This ki...

Page 48: ...orizontal Installation The DCVK 20 2 or the DCVK 30 3 is a concen tric vent kit approved with furnaces listed in this manual This concentric vent kit allows for vertical or hori zontal vent terminatio...

Page 49: ...VALVE OUTPUT Q1 Y P2 4 K1 OT NO Y P2 9 CALL FOR 2ND STAGE COMPRESSOR Y2 1 0K G FURN P2 1 C OT C C SECOND STAGE COMPRESSOR OUTPUT G CALL FOR EMERGENCY HEAT W1 FURN W2 HP F1 3A OT NC 24VAC 2ND STAGE CO...

Page 50: ...L P high and low firing rates If converted to L P gas check size of all orifices 2 Remove Draft Inducer Check the integrity of the gasket between the inducer and the collector box cover any air leak...

Page 51: ...MARY LIMIT CONTROL 59 S 301 CHECKINGAUXILIARYLIMIT CONTROL 62 S 302 CHECKING FLAME ROLLOUT CONTROL 63 S 303 INDUCED DRAFT BLOWER MOTOR 63 S 304 CHECKING GAS VALVE REDUNDANT 63 S 305 CHECKING MAIN BURN...

Page 52: ...V VOLT OHM METER G ND PRIMARY SECONDARY TRANSFORMER R C METER READS 24 VOLTS LINE VOLTAGE NEUTRAL LINE VOLTAGE L1 HOT VOLT OHM METER METER READS 120 VOLTS VOLT OHM METER C R G ND N L1 VOLT OHM METER R...

Page 53: ...79 947 45 20 40 80 160 400 20 45 90 180 360 900 46 78 157 391 21 43 86 171 343 857 47 19 38 76 153 383 22 41 82 164 327 818 48 75 150 375 23 39 78 157 313 783 49 147 367 24 37 75 150 300 750 50 18 36...

Page 54: ...Ignition Control Test Control S 313 Gas Valve or Gas Supply Shut Off Turn Valves to On Position S 317 Faulty Induced Draft Blow er Test Induced Draft Motor S 303 Faulty Blow er Motor PSC Test Blow er...

Page 55: ...proceeding with work Furnace does not operate three Amber flashes on control board None Three repeating flashes None W2 call present without W1 Faulty thermostat or thermostat wiring or improperly co...

Page 56: ...urnace does not operate nine Red flashes on control board None None Nine repeating flashes Improper grounding or reverse polarity 115 volt hot neutral supply to furnace reversed hot wire door switch L...

Page 57: ...seconds to 10 seconds The LED will flash three green flashes when the memory has been cleared The ignition control is equipped with a momentary push but ton switch that can be used to display on the d...

Page 58: ...a one pipe system make sure the surrounding area and structure are adequate to provide combustion air 6 Make sure there are no cabinet air leaks allowing supply air to affect combustion 7 If heat exc...

Page 59: ...ermostat and if it should fail for any reason the thermostat must be replaced Modern thermostats do not have this type of heat anticipator Many have a selector switch to adjust the number of cycles pe...

Page 60: ...s are found in the specification section These tables also show the amount of air being delivered at a given static by a given motor speed The furnace motor cannot deliver proper air quantities CFM ag...

Page 61: ...ous unless heat exchanger temperature is above limit control setting If not as above replace the control LIMIT FAULT CODES If the control detects the high limit circuit open the RED LED will flash FOU...

Page 62: ...tal left installations Regardless of airflow direc tion it does not need to be relocated The 2 two auxiliary limits are located on the blower housing one on each side as shown in the following illustr...

Page 63: ...mpartment door to gain access to the induced draft blower motor 2 Disconnect the motor wire leads from its connection point at the induced draft motor 3 Using a ohmmeter test for continuity between ea...

Page 64: ...removed and installed with a box end wrench in order to prevent distortion In no instance should an orifice be peened over and redrilled This will change the angle or deflection of the vacuum effect o...

Page 65: ...s to pressure regulator gas piping size etc and or consult with local gas utility 5 Turn OFF gas to furnace at the manual shutoff valve and disconnect manometer Reinstall plug before turning on gas to...

Page 66: ...ppropriate conversion TO PREVENT UNRELIABLE OPERATION OR EQUIPMENT DAMAGE THE INLET GAS SUPPLY PRESSURE MUST BE AS SPECIFIED ON THE UNIT RATING PLATE WITH ALL OTHER HOUSEHOLD GAS FIRED APPLIANCES OPER...

Page 67: ...he burning speed being greater than the gas air flow velocity coming from a burner port Flashback may occur at the moment of ignition after a burner heats up or when the burner turns off The latter is...

Page 68: ...o proper pressure See S 307 CHECKING GAS PRESSURE 2 Improper burner positioning burners should be in locat ing slots level front to rear and left to right 3 Carry over lighter tube or cross lighter ob...

Page 69: ...used in conjunction with the igni tion control module to prove combustion If proof of flame is not present the control will de energize the gas valve and retry for ignition or lockout WARNING HIGH VOL...

Page 70: ...common cause of inadequate heating or cooling performance MAINTENANCE Improper filter maintenance is the most common cause of inadequate heating or cooling performance Filters should be cleaned perman...

Page 71: ...n Assembly PF W C Rise W C PF W C Rise W C Part DM96VE0303ANAA 0 08 04 0 16 0130F00647 0 15 05 0 30 0 40 05 0 55 0130F00643 DM96VE0403ANAA 0 08 04 0 16 0130F00647 0 10 05 0 25 0 20 05 0 35 0130F00644...

Page 72: ...nted from local sources Proper equipment promotes faster more efficient service and accurate repairs resulting in fewer call backs HEATING PERFORMANCE TEST Before attempting to diagnose an operating f...

Page 73: ...PU PLUG CONNECTION 2 4 BK C DOOR OPEN OPEN WHEN DOOR SWITCH COMPARTMENT BLOWER SWITCH TEMP GND 1 BLOWER CIRCULATOR JUNCTION OR 40 VA 60 HZ DISCONNECT WHITE RODGERS GAS VALVE TWO STAGE OVERCURRENT CON...

Page 74: ...E PROT DEVICE INTEGRATED CONTROL PK PU PLUG CONNECTION 2 4 BK C DOOR OPEN OPEN WHEN DOOR SWITCH COMPARTMENT BLOWER SWITCH TEMP GND 1 BLOWER CIRCULATOR JUNCTION OR 40 VA 60 HZ DISCONNECT WHITE RODGERS...

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