Daikin DFG Series Installation Instructions Manual Download Page 71

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APPENDIX D MIN-MAX AIRFLOW

RECOMMENDED MIN-MAX AIRFLOW RANGE

UNIT

HIGH FIRE RATE

BTU/HR

HEATING

MINIMUM SCFM

COOLING

MINIMUM SCFM

MAXIMUM SCFM

DFG090

210,000

2250

2360

3690

DFG102

210,000

2550

2680

4230

DFG120

210,000

3000

3150

4860

DFG150

210,000

3750

3940

6070

Summary of Contents for DFG Series

Page 1: ...DURES IF YOU SERVICE THIS UNIT YOU ASSUME RESPONSIBILITY FOR ANY INJURY OR PROPERTY DAMAGE WHICH MAY RESULT IN ADDITION IN JURISDICTIONS THAT REQUIRE ONE OR MORE LICENSES TO SERVICE THE EQUIPMENT SPEC...

Page 2: ...ure reference WARNING If the information in these instructions is not followed exactly a fire or explosion may result causing property damage personal injury or loss of life do not store or use gasoli...

Page 3: ...or the gas supply fail to shut off turn off the manual gas shutoff valve external to the furnace before turning off the electrical supply CAUTION Sheet metal parts screws clips and similar items inhe...

Page 4: ...xyde de carbone Si vous devez faire fonctionner ces appareils dans un endroit clos assures vous qu il y ait une ventilation directe provenant de l exterier Cette ventilation est n cessaire pour viter...

Page 5: ...onditioning Contractors of America AVERTISSEMENT RISQUE D INTOXICATION AU MONOXYDE DE CARBONE Si les tapes d crites ci dessous ne sont pas suivies pour chacun des appareils raccord s au syst me de ven...

Page 6: ...onsiderations are taken into account before starting installation Assemble all tools hardware and supplies needed to complete the installation Some items may need to be purchased locally WARNING To pr...

Page 7: ...Precautions Do not stand or walk on the unit Do not drill holes anywhere in panels or in the base frame of the unit except where indicated Unit access panels provide structural support Do not remove a...

Page 8: ...flue extension kit needs be to installed to prevent flue gas recirculation See table below for the kit selection Model size Kit part number 7 5 8 5 10 T HEFLUE090120 12 5 T HEFLUE150 Flue Extension K...

Page 9: ...mage Removal is accomplished by extracting the sheet metal retainers and pulling the struts through the base of the unit Refer to rigging label on the unit Your unit may be equipped with a steel shipp...

Page 10: ...center 29 29 27 30 DFG Weights lbs Data The numbers may slightly vary depending on installed options CAUTION To prevent severe damage to the bottom of the unit do not fork lift unit after wood struts...

Page 11: ...e is 208V lead on primary of transformer s must be moved from the 230V to the 208V tap Refer to wiring diagram on unit for details Main power wiring should be sized for the minimum circuit ampacity sh...

Page 12: ...These outlets can also be factory installed Units installed on Roof Tops Main power and low voltage wiring may enter the unit through the condenser end of unit or through the roof curb Install conduit...

Page 13: ...the gas supplier IMPORTANT NOTE This unit is factory set to operate on natural gas at the altitudes shown on the rating plate WARNING To avoid property damage personal injury or death when either usi...

Page 14: ...gid metallic pipe and fittings Semirigid metallic tubing and metallic fittings Aluminum alloy tubing must not be used in exterior locations Listed gas appliance connectors used in accordance with the...

Page 15: ...lators and between second stage regulator and the appliance Pipe size required will depend on length of pipe run and total load of all appliances Tanks and Piping Complete information regarding tank s...

Page 16: ...ide of the manifold for checking manifold pressure WARNING This unit and its individual shutoff valve must be DISCONNECTED from the gas supply system during any pressure testing of that system at test...

Page 17: ...following steps should be completed in the building WARNING MOVING MACHINERY HAZARD To prevent possible personal injury or death disconnect power to the unit and padlock in the OFF position before ser...

Page 18: ...e red wire coming from the induced draft motor It is important to your safety that the unit has been properly grounded during installation Check ground lug connection in main control box for tightness...

Page 19: ...T4 or T5 to change blower speed during cooling stage 2 operation Do not move wires YL and PU to the same taps Move BROWN BR wire from TB1 T8 to T9 or T10 to change blower speed during heating stage 2...

Page 20: ...k for gas leaks Since the unit is subject to considerable jarring during shipment it is extremely important that all gas connections and joints be tested for tightness Gas piping downstream from the u...

Page 21: ...gas supply to all other appliances except the unit manifold pressure to obtain rating it is mandatory that the input be adjusted at the installation site All installations should be made as outlined...

Page 22: ...rom outlet pressure boss 2 Turn outlet pressure tap screw in to seal pressure port clockwise 7 in lb minimum 3 Turn on electrical power and gas supply to the system 4 Turn on system power and energize...

Page 23: ...ed MUST be set to give the correct air temperature rise through the unit as marked on the rating plate NORMAL SEQUENCE OF OPERATION Heating NOTE On units with the DDC controls option installed refer t...

Page 24: ...inals R and G and across R and Y on TB1 terminal block Close the disconnect switch The following operational sequence should be observed 1 Current through primary winding of transformer TRANS1 energiz...

Page 25: ...f 15 minutes between adjustments to allow time for the TXV and pressures to stabilize 8 With all safety devices closed the system will continue cooling operation until the thermostat is satisfied 9 Di...

Page 26: ...per heat remove charge and to decrease super heat add charge After superheat is adjusted it is recommended to check unit subcooling at the condenser coil liquid line See Design Superheat and Subcoolin...

Page 27: ...created by the fuel or combustion air supply can be removed by carefully cleaning the flame sensor with steel wool NOTE After cleaning the microamp signal should be stable and in the range of 4 6 micr...

Page 28: ...ent Contact a qualified servicer at once if an abnormal flame should develop At least once a year prior to or during the heating season make a visual check of the burner flames NOTE This will involve...

Page 29: ...s an open pressure switch during the pre purge cycle the induced draft blower only will be energized If the pressure switch opens after ignition has begun the gas valve is deenergized the circulator b...

Page 30: ...3 9 0 42 0 4 2132 0 601 7 314 8 0 48 0 4 2137 3 590 3 311 2 0 47 0 6 1957 7 663 6 338 8 0 53 0 6 1956 9 652 6 345 5 0 52 0 8 1803 0 707 6 363 5 0 57 0 8 1713 7 726 5 379 4 0 58 0 2 3291 4 683 9 652 8...

Page 31: ...0 6 1918 8 659 8 327 2 0 51 3 05 4 08 0 6 1916 9 648 9 335 2 0 50 3 05 4 08 0 8 1761 7 704 1 351 6 0 55 3 05 4 08 0 8 1668 1 724 0 368 8 0 56 3 05 4 08 1 1557 5 765 2 383 3 0 59 3 05 4 08 1 1 2 1 2 1...

Page 32: ...6 2365 8 704 4 469 2 0 75 0 6 2369 3 693 0 463 8 0 74 0 8 2235 2 745 3 498 5 0 79 0 8 2183 6 754 8 500 0 0 80 1 2065 5 800 4 536 8 0 85 1 1989 9 815 8 531 6 0 87 1 2 1882 3 851 2 558 9 0 90 1 2 1834...

Page 33: ...8 393 3 0 63 0 2 2660 0 570 3 371 8 0 59 0 4 2425 6 646 0 416 5 0 67 0 4 2497 6 626 2 405 8 0 65 0 6 2215 3 714 1 453 4 0 74 0 6 2339 6 682 6 438 6 0 71 0 8 2027 6 772 9 492 1 0 80 0 8 2140 5 748 8 47...

Page 34: ...2 482 2 0 79 0 8 2181 7 784 2 538 1 0 89 0 8 2300 8 757 9 523 1 0 86 1 2029 0 831 2 563 4 0 94 1 2115 9 812 8 560 5 0 92 1 2 1871 1 875 6 593 9 0 99 1 2 1967 8 865 5 589 0 0 98 1 4 1673 6 932 3 629 2...

Page 35: ...0 0 94 0 6 2727 3 765 2 627 1 1 05 0 6 2845 8 732 7 609 9 1 00 0 8 2577 4 815 3 672 2 1 12 0 8 2710 9 783 6 653 8 1 07 1 2443 1 859 6 700 6 1 18 1 2554 1 833 6 696 4 1 14 1 2 2304 9 899 9 734 3 1 23 1...

Page 36: ...856 8 1260 7 0 81 0 8 2931 1 812 1 1196 2 0 77 0 2 3735 1 821 6 1564 9 1 63 0 2 3882 5 754 3 1450 6 1 50 0 4 3659 0 851 3 1631 5 1 69 0 4 3780 8 790 7 1520 1 1 57 0 6 3568 1 892 2 1697 1 1 77 0 6 367...

Page 37: ...9 7 1265 7 1 25 0 6 3263 5 850 0 1419 0 1 42 0 6 3362 5 796 6 1336 4 1 33 0 8 3132 0 889 5 1483 0 1 49 0 8 3239 2 838 6 1403 3 1 40 1 3008 1 929 0 1539 5 1 55 1 3123 1 883 0 1467 6 1 48 1 2 2838 5 971...

Page 38: ...39 0 2 3689 1 724 8 1282 9 1 28 0 4 3467 3 819 9 1446 3 1 45 0 4 3583 4 763 6 1348 6 1 35 0 6 3371 2 864 3 1509 7 1 52 0 6 3473 7 809 0 1421 6 1 43 0 8 3242 3 902 4 1575 1 1 59 0 8 3352 1 849 5 1489 2...

Page 39: ...590 3 311 2 0 47 0 6 1957 0 663 4 337 9 0 53 0 6 1956 2 652 6 345 5 0 52 0 8 1802 4 707 5 362 6 0 57 0 8 1713 2 726 5 379 4 0 58 0 2 3652 3 738 1 828 1 1 37 0 2 3664 9 724 5 794 9 1 35 0 4 3518 0 779...

Page 40: ...8 9 335 2 0 50 0 8 1761 2 704 1 351 0 0 54 0 8 1 1 1 2 1 2 1 4 1 4 0 2 2579 9 578 8 369 8 0 56 0 2 2579 9 567 7 369 8 0 55 0 4 2414 9 636 5 404 8 0 62 0 4 2424 1 625 0 393 6 0 61 0 6 2256 1 693 0 430...

Page 41: ...7 0 6 2363 6 703 8 465 8 0 73 0 6 2369 3 693 0 463 8 0 72 0 8 2233 8 744 6 494 9 0 78 0 8 2183 6 754 8 500 0 0 79 1 2064 2 799 8 533 5 0 84 1 1989 9 815 8 531 6 0 85 1 2 1881 0 850 5 555 5 0 89 1 2 18...

Page 42: ...0 4 2497 6 626 2 405 8 0 65 0 6 2215 3 714 1 453 4 0 74 0 6 2339 6 682 6 438 6 0 71 0 8 2027 6 772 9 492 1 0 80 0 8 2140 5 748 8 478 2 0 78 0 2 3617 6 772 3 875 2 1 51 0 2 3761 2 730 0 838 4 1 43 0 4...

Page 43: ...0 87 0 8 2300 8 757 9 523 1 0 84 1 2029 0 831 2 563 4 0 93 1 2115 9 812 8 560 5 0 91 1 2 1871 1 875 6 593 9 0 98 1 2 1967 8 865 5 589 0 0 96 1 4 0 00 1 4 1729 3 958 1 641 4 1 07 0 2 3023 2 680 4 575...

Page 44: ...1 00 0 8 2577 4 815 3 672 2 1 12 0 8 2710 9 783 6 653 8 1 07 1 2443 1 859 6 700 6 1 18 1 2554 1 833 6 696 4 1 14 1 2 2304 9 899 9 734 3 1 23 1 2 2414 1 881 8 728 9 1 21 1 4 2107 5 954 7 769 8 1 31 1...

Page 45: ...0 8 2931 1 812 1 1196 2 0 77 0 2 3735 1 821 6 1564 9 1 63 0 2 3882 5 754 3 1450 6 1 50 0 4 3659 0 851 3 1631 5 1 69 0 4 3780 8 790 7 1520 1 1 57 0 6 3568 1 892 2 1697 1 1 77 0 6 3676 0 833 8 1597 8 1...

Page 46: ...9 7 1265 7 1 25 0 6 3263 5 850 0 1419 0 1 42 0 6 3362 5 796 6 1336 4 1 33 0 8 3132 0 889 5 1483 0 1 49 0 8 3239 2 838 6 1403 3 1 40 1 3008 1 929 0 1539 5 1 55 1 3123 1 883 0 1467 6 1 48 1 2 2838 5 971...

Page 47: ...1 724 8 1282 9 1 28 0 4 3467 3 819 9 1446 3 1 45 0 4 3583 4 763 6 1348 6 1 35 0 6 3371 2 864 3 1509 7 1 52 0 6 3473 7 809 0 1421 6 1 43 0 8 3242 3 902 4 1575 1 1 59 0 8 3352 1 849 5 1489 2 1 50 1 3122...

Page 48: ...5 750 9 1692 9 1 85 0 4 4117 5 827 9 1195 4 2 04 0 4 4266 5 789 2 1779 3 1 94 0 6 4003 0 867 5 1244 8 2 13 0 6 4164 7 827 4 1860 0 2 04 0 8 3861 3 910 4 1295 3 2 24 0 8 4033 6 867 9 1944 5 2 13 0 2 4...

Page 49: ...2199 8 789 1 848 9 0 82 0 8 2273 4 744 7 813 8 0 77 1 2017 1 848 1 912 6 0 88 1 2165 5 803 9 874 3 0 84 1 2 1 2 1 4 1 4 0 2 3145 9 675 7 963 3 0 89 0 2 3276 4 619 8 888 2 0 82 0 4 2995 9 729 2 1026 0...

Page 50: ...2 687 4 753 4 0 71 0 8 2199 8 789 1 848 9 0 82 0 8 2273 4 744 7 813 8 0 77 1 2017 1 848 1 912 6 0 88 1 2165 5 803 9 874 3 0 84 1 2 1 2 1 4 1 4 1 6 1 6 1 8 1 8 0 2 3145 9 675 7 963 3 0 89 0 2 3276 4 61...

Page 51: ...0 1011 2 1 00 0 4 3311 8 658 6 867 9 0 92 0 6 3071 9 763 4 1065 9 1 06 0 6 3193 2 709 4 927 5 0 99 0 8 2837 2 825 0 1130 8 1 15 0 8 2995 6 783 9 1011 8 1 09 0 2 4183 5 802 7 1644 1 1 74 0 2 4358 6 70...

Page 52: ...161 0 1 18 1 2754 6 823 3 1032 1 1 11 1 2 2311 4 929 5 1225 9 1 25 1 2 2426 7 914 8 1144 7 1 23 1 4 2121 0 974 2 1281 8 1 31 1 4 2289 3 958 1 1197 2 1 29 0 2 3756 2 741 8 1270 8 1 31 0 2 3910 4 656 9...

Page 53: ...5 827 5 1363 4 1 33 1 3193 0 936 2 1649 5 1 50 1 3048 7 883 5 1445 3 1 42 1 2 3049 6 972 9 1714 7 1 56 1 2 2846 6 935 1 1524 8 1 50 1 4 2860 1 1020 1 1784 8 1 64 1 4 2633 4 990 8 1612 1 1 59 1 6 2698...

Page 54: ...7 6 1 36 0 4 3535 7 826 7 941 0 1 61 0 4 3782 2 736 8 861 3 1 44 0 6 3420 2 869 0 990 6 1 69 0 6 3653 8 786 5 917 1 1 53 0 8 3242 3 920 6 1047 3 1 79 0 8 3439 3 853 8 972 7 1 66 0 2 4193 3 895 3 1393...

Page 55: ...07 3 1 94 0 8 3811 3 887 4 1230 8 1 81 1 3419 1 997 1 1371 1 2 03 1 3622 0 941 8 1287 0 1 92 1 2 3235 5 1046 4 1432 8 2 13 1 2 3511 9 971 8 1329 8 1 98 1 4 3088 5 1082 6 1478 9 2 21 1 4 3277 3 1034 7...

Page 56: ...1 59 0 6 3600 6 816 9 1007 9 1 48 0 8 3259 7 919 1 1122 9 1 66 0 8 3465 0 861 2 1060 8 1 56 1 3091 1 964 7 1184 0 1 74 1 3266 0 917 3 1111 7 1 66 1 2 2893 8 1015 7 1241 8 1 84 1 2 3143 8 952 7 1155 2...

Page 57: ...1 6 249 8 0 36 0 4 1967 2 566 3 239 8 0 34 0 6 1556 2 658 1 271 5 0 40 0 6 1645 3 656 4 272 7 0 40 0 8 0 8 1464 3 707 0 272 2 0 43 0 2 4637 0 860 2 1378 5 2 30 0 2 4766 7 802 3 1302 9 2 14 0 4 4541 8...

Page 58: ...3026 8 670 8 579 3 0 83 0 6 2764 6 762 2 649 5 0 95 0 6 2763 3 744 9 629 9 0 93 0 8 2611 1 805 7 684 9 1 00 0 8 2614 1 795 5 676 6 0 99 1 1 1 2 1 2 1 4 1 4 0 2 3751 2 721 7 824 1 1 18 0 2 3764 8 687 2...

Page 59: ...6 1 8 1 8 0 2 2652 3 564 3 348 5 0 51 0 2 2598 1 536 4 330 1 0 49 0 4 2393 4 641 4 387 9 0 58 0 4 2431 1 608 7 372 1 0 55 0 6 2136 2 710 3 430 3 0 65 0 6 2099 4 700 7 427 0 0 64 0 8 1972 3 756 4 463...

Page 60: ...63 0 0 71 0 4 2742 7 723 8 560 2 0 87 0 4 3039 3 650 6 513 5 0 79 0 6 2538 2 774 7 594 8 0 93 0 6 2843 8 717 2 557 6 0 87 0 8 0 8 2703 4 768 9 591 8 0 93 0 2 4410 4 928 5 1478 6 2 48 0 2 4801 9 804 8...

Page 61: ...7 1 04 0 4 3423 6 777 8 819 9 1 21 0 4 3584 6 722 3 771 6 1 12 0 6 3248 9 825 1 869 8 1 28 0 6 3426 4 775 7 820 2 1 20 0 8 3093 3 864 8 904 3 1 34 0 8 3271 0 829 3 873 0 1 29 1 2897 7 910 5 954 8 1 41...

Page 62: ...713 8 738 5 1 07 0 6 3165 0 816 7 832 3 1 23 0 6 3340 7 768 8 786 7 1 15 0 8 3008 5 856 6 866 4 1 29 0 8 3180 8 823 3 838 8 1 24 1 2811 8 902 5 915 4 1 35 1 3037 8 867 7 879 0 1 30 1 2 2651 5 943 6 9...

Page 63: ...00 0 2 4411 7 748 1 1035 5 1 70 0 4 3902 9 908 4 1243 1 2 07 0 4 4325 5 789 8 1085 4 1 80 0 6 3756 1 950 4 1289 0 2 16 0 6 4254 7 827 8 1139 0 1 88 0 8 3576 2 993 1 1335 2 2 26 0 8 4156 7 872 3 1195...

Page 64: ...4 3995 0 914 7 1294 7 1 91 0 4 4323 0 805 2 1147 6 1 68 0 6 3854 2 951 1 1335 4 1 99 0 6 4199 4 845 9 1195 2 1 77 0 8 3725 9 986 9 1384 0 2 06 0 8 4096 6 888 3 1256 7 1 86 1 3569 8 1025 3 1423 6 2 14...

Page 65: ...2 932 6 1379 0 2 04 0 4 4450 7 820 2 1223 2 1 80 0 6 3980 9 967 8 1420 5 2 12 0 6 4337 6 858 0 1271 1 1 88 0 8 3854 1 1002 8 1470 2 2 20 0 8 4237 5 899 6 1334 2 1 97 1 3700 8 1039 7 1510 5 2 28 1 4089...

Page 66: ...3 5 1 7 20 8 25 5 2 0 33 0 67 Direct Drive High Static 3 5 DFG0907W 575 3 60 2 4 4 33 4 DFG0907L 575 3 60 2 4 4 33 2 0 33 0 67 Direct Drive Medium Static 2 4 4 2 0 33 0 67 Direct Drive Standard Static...

Page 67: ...25 3 5 1 7 24 6 30 5 DFG1027W 575 3 60 2 6 41 2 0 33 0 67 Direct Drive High Static 3 5 5 2 0 33 0 67 Direct Drive Medium Static 3 5 DFG1027L 575 3 60 2 6 41 7 2 DFG1027D 575 3 60 2 6 41 2 0 33 0 67 D...

Page 68: ...5 1 7 26 4 30 7 2 2 0 33 0 67 Direct Drive High Static 5 DFG1207W 575 3 60 2 5 8 38 9 5 DFG1207L 575 3 60 2 5 8 38 9 2 0 33 0 67 Direct Drive Medium Static 5 7 2 2 0 33 0 67 Direct Drive Standard Stat...

Page 69: ...1 7 27 1 30 3 5 1 7 30 6 35 7 2 DFG1507W 575 3 60 2 7 4 50 2 0 5 1 Direct Drive High Static 5 7 2 2 0 5 1 Direct Drive Medium Static 5 DFG1507L 575 3 60 2 7 4 50 10 6 DFG1507D 575 3 60 2 7 4 50 2 0 5...

Page 70: ...cal Discharge Top View of Unit NOTE For horizontal discharge remove supply and return duct cover panels from the end of the unit Save all washered screws According to the model size remove 6 or 8 fact...

Page 71: ...OMMENDED MIN MAX AIRFLOW RANGE UNIT HIGH FIRE RATE BTU HR HEATING MINIMUM SCFM COOLING MINIMUM SCFM MAXIMUM SCFM DFG090 210 000 2250 2360 3690 DFG102 210 000 2550 2680 4230 DFG120 210 000 3000 3150 48...

Page 72: ...Y1 Y2 O DH T1 T2 T3 T4 T5 TB1 PLF1 BM BL GY GR YL PU WH BR BL BL BR WH PU YL GY YL WH GR RD RD RD BL 9 1 2 4 5 3 6 7 8 ES PLF PLM 4 1 2 3 4 1 2 3 RD PK RD RD PU PU 8 GR BL BL BL WH 7 9 1 2 7 4 3 6 5...

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Page 76: ...kincomfort com PRODUCT REGISTRATION Thank you for your recent purchase Though not required to get the protection of the standard warranty registering your product is a relatively short process and ent...

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