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703888C

Figure 41.

Standing Pilot with Induced Draft Furnace

, M1GH 077,

090 Models

1
5

3
6

GAS VALVE

FAN

SWITCH

HI-LIMIT

AUX. LIMIT

PRESSURE

SWITCH

COMBUSTION

FAN

24 V

115 V

BLACK

BLUE

BLACK

WHITE

GRAY

BLUE

2
1

GRAY

SUPPLIED BY

INSTALLER

FAN ON/AUTO

SWITCH

BLUE

BLACK

ORANGE

NEUTRAL

GROUND

SCREW

FURNACE ELECTRICAL BOX

3A FUSE

BUSHING

RED

ON/OFF

SWITCH

CONNECTOR

HOUSING CAP

BLACK

LEGENDS

115V:

FIELD 115V:

24V:

FIELD 24V:

GRAY

RED

WHITE

BLACK

TRANSFORMER

BLOWER MOTOR HEATING

ONLY

6
5
4
3
2
1

BLACK

NOTES

Incoming power must be polarized. Observe

color coding. (See furnace data label for

electrical information.)

If any of the original wires (as supplied with

the appliance) must be replaced, use 105˚C

Thermoplastic type wire or its equivalent.

Standing Pilot W

ith Induced Draft Furnaces,

M1GH 077, 090 Models.

Содержание M1B

Страница 1: ...one Followthe gas supplier s instructions If you cannot reach your gas sup plier call the fire department Installation and service must be performed by a qualified installer service agency or the gas...

Страница 2: ...E GUIDE 25 18 MAINTENANCE 30 19 OPTIONAL ACCESSORIES 31 20 WIRING DIAGRAMS 34 39 21 EQUIVALENT ORIFICE SIZES AT HIGH ALTITUDES 40 Table 1 Model Identification Door Color W White G Gray Cabinet Dimensi...

Страница 3: ...living area of the home now a standard for the manufactured home industry NORDYNEengineersdevelopedthefirstcentral heatingsystemandthefirstcentralairconditioner for manufactured homes NORDYNE is dedi...

Страница 4: ...M1 Furnace Specifications Furnace Input Output Orifice No E S P Pilot Ignitor Comb Motor A C Ready Model No MBtu h MBtu h Nat LP In WC Burner Direct Blower Hp Tons M1GH 056 56 45 29 45 0 3 x 1 8 2 M1G...

Страница 5: ...501C forallrecreationalvehicleinstal lations Table 3 Field Installation Blower Assemblies Figure 1 Overall Dimensions A 56 23 3 4 B 76 19 3 4 A Model w o Coil Cabinet B Model w Coil Cabinet Removable...

Страница 6: ...d so the burners and the source of the ignition are located no less than 18 inches above the floor and protected from physical damage by vehicles 6 MINIMUM CLEARANCES This heating appliance must be in...

Страница 7: ...ification of 200 or less This includes a closet door if the furnace is in a closet f Noncombustible pans having 1 upturned flanges are located beneath openings in a floor duct system g Wiring material...

Страница 8: ...stribution and floor plan of the home CAUTION HAZARD OF ASPHYXIATION Do not cover or restrict return air opening 9 ROOF JACK SELECTION Note Install only Roof Jack Assemblies listed in Table 5 on this...

Страница 9: ...AIR DUCT FLOOR CAVITY depth equal to X in Figure 11 and Table 7 Figure 11 X SEE TABLE 7 REDUCER FELT SEAL SPACERS C OPENING TO DUCT WITH PLATE C REMOVED OPENING BECOMES 13 1 4 x 13 1 4 INDICATES FINGE...

Страница 10: ...C E I L I N G C U T O U T F O R F L U E A N D R O O F J A C K S e e F i g 1 2 C L C L C L C L 24 23 1 4 21 3 4 14 1 2 2 1 4 2 3 4 20 14 1 2 13 1 2 FURNACE OUTLINE FLOOR CUT OUT FOR OPTIONAL COOLING C...

Страница 11: ...8 3 4 222 mm diameter Roof Hole 9 3 8 238 mm diameter c DONOTALLOWDEBRISTOFALLINTOTHE FURNACE THIS COULD CAUSE UNSAFE OPERATION AND VOIDS THE FURNACE WARRANTY Use the top cap that comes with the furna...

Страница 12: ...connector is designed for use on ducts 12 in width When using the connec tor on 12 wide ducts there may be insufficient clearance to bend the tabs on two sides of the duct connector In such cases the...

Страница 13: ...he combustion air pipe to the furnace be made before the flashing is secured to the roof to maintain alignment of roof jack and furnace connections NOTE For replacement furnaces be sure the inner flue...

Страница 14: ...er pipe Secure in place using three 3 10 1 2 sheet metal screws removed in step a Do not use the same holes which secured the rain cap in place c Venting system warning tags to be removed and discarde...

Страница 15: ...ng jurisdiction CONNECT POWER SUPPLY WIRES a Remove the furnace control panel cover b Insert 115 volt wires through the strain relief on the left side of the furnace control box see Figure 25 c Connec...

Страница 16: ...nlet pressure Pressure is reduced Five conductorthermostatwireisrecommended for 24 volt low voltage circuit 2 wire is required for furnace only 5 wire for heating and optional cooling systems For Plat...

Страница 17: ...satisfied where they apply for an approved installation Use a tank capacity suitable for the applica tion with a weatherproof capped fill opening and a shielded vent to let in air as fuel is used The...

Страница 18: ...nk 8 ft Shut off Valve Optional Fuel Filter Alternate Fuel Line Entry Optional Return Pressure Gauge Port Nozzle Port Inlet Port Air Bleed Valve Return Port Internal By Pass Optional Inlet Control Pan...

Страница 19: ...e level with the bottom of the duplex bushing Form the tube into an inverted U to serve as a vent How to Eliminate Air Leaks Toeliminateproblemscausedbyairintheoilline allconnectionsintheoilsupplyline...

Страница 20: ...ust be lit by hand follow these instructions exactly c BEFORE LIGHTING smell all around the furnace for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on t...

Страница 21: ...s broken it may allow productsofcombustionintotheliving space by the furnace blower resulting in possible asphyxiation In the event of any flashback or explosion immediately shut off the furnace and c...

Страница 22: ...N section If you do not smell gas go to the next step g Set the On Off switch to the ON position h Honeywell turn knob on gas control counter clockwise to ON Robertshaw push the gas control lever to O...

Страница 23: ...G Should overheating occur or the gas supply fail to shut off shut off the manualgasvalvetothefurnacebefore shutting off the electrically supply AVERTISSEMENT En case de temp rature excessive ou sail...

Страница 24: ...If you then smell gas STOP and follow the safety information on the preceding page If you don t smell gas go to the next step 7 Set the On Off switch to the ON position 8 Honeywell turnknobongascontro...

Страница 25: ...ycle The control uses a light sensing transducer to determineiffuelignitionhasbeensuccessfully attained If ignition is not attained by the end of the safety ignition timing period the control shuts th...

Страница 26: ...11 for 66 000 BTUH furnaces and 12 13 for 86 000 BTUH furnaces The Smoke should be N0 0 on the Bacharach Scale and 0 to 0 02 negative draft over fire Electrode Setting Oil Gun Only Poor ignition of th...

Страница 27: ...nto the converter top to protect the threads i Reassemble the burner assembly into the furnace j Reconnect the gas piping and electrical wires to the gas valve k Open the manual shut off valve and fol...

Страница 28: ...electromagnet may be defective Replace the gas valve if necessary e Be sure the pilot shield is in place f Check for gas leaks in the pilot line or the pilot assembly g Check the flue assembly to make...

Страница 29: ...and M1G 077 090 Models check air tube and electri cal connections c Burner in purge mode allow 75 seconds for flame establishing period d Check for proper electrical connections at purge timer contro...

Страница 30: ...starts check thermostat or limit wiring connections b If burner does not start turn off power Check all wiring connections c If burner does not start replace primary control Burner starts and then lo...

Страница 31: ...eantheairfilters with a vacuum or with warm water and soap Reinstall when dry Also clean dust and lint around furnace and in the furnace vestibule Figure 35 3 Seasonal Service Information During ex tr...

Страница 32: ...eries Only Rc RH W G Y Red White Green Yellow Red White Green Grey Thermostat M1 A C Ready Furnace Route Thermostat wire to intended Platinum Series AC HP location Coil and secure extra six feet of wi...

Страница 33: ...l air conditioning systems There is a split system or package air conditioner designed for your total comfort needs Whether splitsystemorsinglepackage anenergy saving NORDYNE unit is available that ha...

Страница 34: ...ACE ELECTRICAL BOX BLACK 3A FUSE BLOWER MOTOR HEATING ONLY 6 5 4 3 2 1 C R W GRAY RED BLUE CONNECTOR HOUSING CAP COMMON FOR OPTIONAL ACCESSORY KITS BLACK BLACK LEGENDS 115V FIELD 115V 24V FIELD 24V RE...

Страница 35: ...OUND SCREW FURNACE ELECTRICAL BOX 3A FUSE BUSHING RED C R W ON OFF SWITCH CONNECTOR HOUSING CAP BLACK BLACK LEGENDS 115V FIELD 115V 24V FIELD 24V GRAY RED WHITE BLACK BLACK BLACK TRANSFORMER BLOWER MO...

Страница 36: ...115V 24V FIELD 24V NOTES 1 Incoming power must be polarized Observe color coding See furnace data label for electrical information 2 If any of the original wires as supplied with the appliance must b...

Страница 37: ...V HEATING COOLING 6 5 4 3 2 1 RED LOW BLACK HIGH BLUE MED HI ORANGE MED LO WHITE BLOWER MOTOR 4 SPEED CONNECTOR HOUSING CAP SUPPLIED BY INSTALLER Jumper Wire M1GB 090 Units Only Otherwise Hi Speed Con...

Страница 38: ...verting to a multispeed blower Jumper is required for M1MA models and M1MB 090 A C Heating Speeds Refer to Table 11 A C Blower Selection in the manual BLACK WHITE WHITE BLACK BLACK GREEN RED GRAY WHIT...

Страница 39: ...USHING LINE CORD ITEM 12 TERMINAL BUSHING BUSHING BUSHING BUSHING W C ITEM 10 TYP 5 IGNITER FROM C WIRE GRAY BLACK BLACK FROM W WIRE BLUE GAS GUN BURNER GV PSO FSG C IND L 1 HSI HSIG L 2 W PSI FSI CON...

Страница 40: ...AT GAS 24 25 26 27 27 28 28 29 29 30 M1M G 070 ORIFICE SIZE LP 42 42 43 43 43 44 44 45 46 47 OUTPUT MBTUH 56 7 52 3 50 2 48 2 46 2 44 4 42 6 40 9 39 3 37 7 ORIFICE SIZE NAT GAS 21 23 23 24 25 26 27 28...

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