International comfort products R8MXL Скачать руководство пользователя страница 45 | Manualshive

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Specifications are subject to change without notice.

45

441 01 6100 02

A150040

Fig. 47

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Wiring Diagram

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Содержание R8MXL

Страница 1: ...FETY CHECK 30 General 30 Start up Procedures 30 Adjustments 30 Check Safety Controls 32 Checklist 33 SERVICE AND MAINTENANCE PROCEDURES 39 Introduction 39 Electrical Controls and Wiring 39 Care and Ma...

Страница 2: ...a location and position as spe cified in the Location section of these instructions 3 Provide adequate combustion and ventilation air to the furnace space as specified in Air for Combustion and Ventil...

Страница 3: ...140 3 8 7 16 8 7 16 213 5 213 5 FRONT OF CASING FRONT OF CASING TOP OF CASING TOP OF CASING 6 1 6 1 155 7 155 7 2 1 16 2 1 16 51 6 51 6 5 1 5 1 130 5 130 5 1 7 1 7 43 5 43 5 7 8 7 8 22 2 22 2 ACCESSOR...

Страница 4: ...Specifications are subject to change without notice 4 441 01 6100 02 A10269 Fig 2 Clearances to Combustibles...

Страница 5: ...DISCHARGE ESD PRECAUTIONS PROCEDURE FURNACE RELIABILITY HAZARD Improper installation or service of furnace may cause premature furnace component failure Electrostatic discharge can affect electronic c...

Страница 6: ...XIDE POISONING HAZARD Failure to follow this warning could result in personal injury or death and unit component damage Corrosive or contaminated air may cause failure of parts containing flue gas whi...

Страница 7: ...also prevents the entrainment of drywall dust into combustion air which can cause fouling and plugging of furnace components The temperature of the return air to the furnace is maintained between 55_F...

Страница 8: ...pped with means to prevent operation of either unit unless the damper is in the full heat or full cool position AIR FOR COMBUSTION AND VENTILATION Provisions for adequate combustion ventilation and di...

Страница 9: ...IDE POISONING HAZARD Failure to follow this warning could result in death and or personal injury Many homes require air to be supplied from outdoors for furnace combustion ventilation and dilution of...

Страница 10: ...lectrical and gas lines etc Combination of Indoor and Outdoor Air 1 Indoor openings shall comply with the Indoor Combus tion Air Method below and 2 Outdoor openings shall be located as required in the...

Страница 11: ...as shown in Fig 13 NOTE It is required that the perforated supply air duct flanges be completely folded over or removed from furnace when installing the furnace on a factory supplied cased coil or co...

Страница 12: ...red 15 7 8 403 19 483 16 1 2 419 19 5 8 498 Downflow Applications on Combustible Flooring subbase required 15 1 8 384 19 483 16 3 4 425 20 5 8 600 Downflow Applications on Combustible Flooring Coil wi...

Страница 13: ...r Inlet These furnaces are shipped with bottom closure panel installed in bottom return air opening This panel MUST be in place when side return air inlet s is used without a bottom return air inlet N...

Страница 14: ...pply air outlet on furnace Bend flange inward past 90_ with wide duct pliers See Fig 14 The supply air duct must be connected to ONLY the furnace supply outlet or air conditioning coil casing when use...

Страница 15: ...IN BOTTOM A10131 Fig 16 Horizontal Suspension with Straps 30 IN 762mm MIN WORK AREA 6 MIN TYPE B VENT 17 3 4 22 SHEET METAL SEDIMENT TRAP EQUIPMENT MANUAL SHUT OFF GAS VALVE LINE CONTACT ONLY PERMISS...

Страница 16: ...shall be installed at the furnace gas control valve and extend a minimum of 2 in 51 mm outside the furnace WARNING Gas piping must be installed in accordance with national and local codes Refer to cu...

Страница 17: ...Yellow 3 1425 1380 1335 1290 1235 1185 1125 1075 1020 940 Orange 2 1260 1210 1160 1105 1050 990 935 880 820 755 Red 1 3 1095 1040 980 905 845 780 720 650 585 520 0902120 Gray 5 2180 2130 2080 2030 19...

Страница 18: ...nal plumbing and gas codes before the furnace has been connected After all connections have been made purge lines and check for leakage at furnace prior to operating furnace If pressure exceeds 0 5 ps...

Страница 19: ...change without notice 19 441 01 6100 02 A02163 Fig 20 Downflow Return Air Configurations and Restrictions A02162 Fig 21 Horizontal Return Air Configurations and Restrictions 2 51mm Street Elbow A0855...

Страница 20: ...ZARD Failure to follow this warning could result in personal injury death or property damage The cabinet MUST have an uninterrupted or unbroken ground according to current edition of NEC NFPA 70 or lo...

Страница 21: ...7 Refer to power cord manufacturer s listings 1 Remove cover from J Box 2 Route listed power cord through 7 8 in 22 mm diameter hole in J Box 3 Secure power cord to J Box bracket with a strain relief...

Страница 22: ...24 V WIRING FIELD 115 208 230 460 V WIRING FACTORY 24 V WIRING FACTORY 115 V WIRING 208 230 OR 460 V THREE PHASE 208 230 V SINGLE PHASE BLOWER DOOR SWITCH WHT BLK WHT BLK NOTES Connect Y terminal in...

Страница 23: ...proper vent sizing and installation requirements including local building codes the current edition of National Fuel Gas Code ANSI Z223 1 NFPA 54 NFGC Parts 12 and 13 the local building codes and furn...

Страница 24: ...e between the chimney and the metal liner Exterior Masonry Chimney FAN NAT Installations with Type B Double Wall Vent Connectors NFPA AGA Table 8 Combined Appliance Maximum Input Rating in Thousands o...

Страница 25: ...bris in cleanout Mortar tile metal vent fuel oil residue Is liner and top seal in good condition Is chimney property lined with clay tile liner Crown condition Missing mortar or brick Rebuild crown Ye...

Страница 26: ...ews The factory supplied vent elbow does NOT count as part of the number of vent connector elbows The vent connector can exit the furnace through one of 5 locations on the casing 1 Attach the single w...

Страница 27: ...2 Horizontal Left Vent elbow right Fig 35 132 000 5 127 7 2 NOTE All vent configurations must also meet National Fuel Gas Code venting requirements NFGC 4 in 102 mm inside casing or vent guard Includi...

Страница 28: ...Left then Up SEE NOTES 1 2 3 4 5 7 8 9 on the page following these figures A03212 Fig 32 Downflow Application Vent Elbow Up then Right SEE NOTES 1 2 4 7 8 9 on the page following these figures A03213...

Страница 29: ...and downflow installations must use Type B vent immediately after exiting the furnace except when factory authorized Downflow Vent Guard Kit is used in the downflow position See Specification Sheet fo...

Страница 30: ...alve and humidifier will not be turned on See Fig 24 ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury or death Blower access door switch opens 115 v power to cont...

Страница 31: ...d Turn gas valve ON OFF switch to ON e Manually close blower door switch f Set thermostat to call for heat g Remove regulator seal cap and turn regulator adjusting screw counterclockwise out to decrea...

Страница 32: ...the wires normally connected to thermostat sub base terminals R and W The thermostat anticipator should NOT be in the circuit while measuring current 1 Remove thermostat from subbase or from wall 2 C...

Страница 33: ...Turn off 115 v power to furnace b Disconnect inducer motor lead wires from wire harness c Turn on 115 v power to furnace d Set thermostat to call for heat and wait 1 minute When pressure switch is fun...

Страница 34: ...116 290 22 164 327 818 64 56 112 281 23 157 313 783 66 54 109 273 24 150 300 750 68 53 106 265 25 144 288 720 70 51 103 257 26 138 277 692 72 50 100 250 27 133 267 667 74 48 97 243 28 129 257 643 76 4...

Страница 35: ...Specifications are subject to change without notice 35 441 01 6100 02 Table 12 Orifice Size and Manifold Pressure In W C for Gas Input Rate A10180...

Страница 36: ...Specifications are subject to change without notice 36 441 01 6100 02 Table 12 Orifice Size and Manifold Pressure In W C for Gas Input Rate CONT A10180A...

Страница 37: ...Specifications are subject to change without notice 37 441 01 6100 02 Table 13 Orifice Size And Manifold Pressure In W C For Gas Input Rate A10181...

Страница 38: ...Specifications are subject to change without notice 38 441 01 6100 02 Table 13 Orifice Size And Manifold Pressure In W C For Gas Input Rate CONT A10181A...

Страница 39: ...itch with a suitable warning label WARNING The electrical ground and polarity for 115 v wiring must be properly maintained Refer to Fig 25 for field wiring information and to Fig 47 for furnace wiring...

Страница 40: ...ons on the label attached to the furnace WARNING CARBON MONOXIDE POISONING AND FIRE HAZARD Failure to follow this warning could result in personal injury death and or property damage Never operate uni...

Страница 41: ...a small paint or flux brush Do not remove or disturb balance weights clips on blower wheel blades 8 Vacuum any loose dust from blower housing wheel and motor 9 If a greasy residue is present on blowe...

Страница 42: ...on necting wires from switches because damage may occur a Draft safeguard switch b Inducer motor c Pressure switch es d Limit over temperature switch e Gas valve f Hot surface igniter g Flame sensing...

Страница 43: ...agram follow the sequence of operation through the different modes Read and follow the wiring diagram very carefully NOTE If a power interruption occurs during a call for heat W the control will start...

Страница 44: ...lay to 5 sec See Fig 24 3 Continuous Blower Mode When the R to G circuit is closed by the thermostat the blower motor BLWM will operate on continuous blower speed same as HEAT speed Terminal EAC 1 is...

Страница 45: ...Specifications are subject to change without notice 45 441 01 6100 02 A150040 Fig 47 Wiring Diagram...

Страница 46: ...the control will go through a brief component test sequence The inducer will start and run for the entire component test The HSI blower motor FAN speed AMBER LED boards only HEAT speed and COOL speed...

Страница 47: ...tor Inadequate combustion air supply flame rollout switch open Restricted vent Proper vent sizing Excessive wind 34 IGNITION PROVING FAILURE If flame is not sensed during the trial for ignition period...

Страница 48: ...T Two stage TYPE N Standard L Low Nox FEATURE 045 45 000 BTU hr 070 70 000 BTU hr 090 90 000 BTU hr 110 110 000 BTU hr 135 135 000 BTU hr HEAT INPUT 14 143 16 17 171 2 21 21 24 241 2 CABINET WIDTH 08...

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