WIRING DIAGRAMS | GME8_CB |
WARNING:DISCONNECTPOWERBEFORE
SERVICING.WIRINGTOUNITMUSTBE
PROPERLYPOLARIZEDANDGROUNDED.
24VAC
HUMIDIFIER
| C | G R W Y |
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| Y |
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| D |
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| G |
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| S |
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| D |
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| AUTO | 5MIN | N |
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| 2 |
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| 1STG | 2STG | MODE |
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| 150SEC | 100SEC | HT |
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| O |
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10 | 11 | 12 |
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| FF | DLY | ||||
WH |
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7 | 8 | 9 |
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| BL |
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4 | 5 | 6 |
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| DIAGNOSTIC LED |
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| FUSE |
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1 | 2 | 3 |
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| SEENOTE6 |
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| BR |
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| INTEGRATED |
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| CONTROLMODULE |
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| HIHEAT- |
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| FS |
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| H |
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RD RD |
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| RD |
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AUXILIARY
LIMITS
BR
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| HUMIDIFIER | INTEGRATED | |
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| CONTROLMODULE |
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| XFMR(6) | GND |
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| GND(8) | C2 |
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| MVC(9) | GAS | |
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| MVH(12) | HI | VALVE |
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| MVL(2) | M1 | |
| C |
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| IDBLOWER | |
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| AUXILIARY | PRESSURE |
24VTHERMOSTATCONNECTIONS |
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| LIMITCONTROLS | SWITCH |
G |
| PS(10) | C | NO | |
Y | TO | PSO(4) |
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| MICRO HLI(7) |
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| W |
| HLO(1) |
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| AUTORESET |
| R |
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| PRIMARY |
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| RO2(11) |
| LIMIT | |
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| CONTROL |
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| RO1(5) |
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| MANUALRESETROLLOUT | |
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| LIMITCONTROL(S) |
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| XFMR(3) | (SINGLECONTROLONSOMEMODELS) | ||
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| 24VAC |
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| 40VA |
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| TRANSFORMER | |
HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
COOL |
| PU |
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| LINENEUTRAL | 2 | OR | |
YL YL | 1 | |||
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| WH |
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PU |
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| PARK | |
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| BK |
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| BK | 24V |
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| 115V |
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| XFMR |
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| WH |
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| WH(N) | BK(HI) BL(MEDHI) OR(MED) RD(MEDLOW) YL(LOW) |
BR BL WH | BLOWER | CIRCULATOR |
INTEGRATEDCONTROLMODULE
FP
IGN
IND
115VACXFMR-N
FLAMESENSOR
HOTSURFACE
IGNITER
ID
BLWR 
HL EAO T-
H
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H |
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| BLWR | |
I |
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A |
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E |
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H |
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INTEGRATEDCONTROLMODULE
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| BK |
| GR |
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WH | BK | DOORSWITCH |
| SWITCHLOCATEDINBLOWER | |
| COMPARTMENTONSOMEMODELS | |
| RD | RD |
WH | WH | PRIMARYLIMIT |
| RD | |
| YL | |
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| YL |
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| BR |
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| BL |
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| WH |
PM C HI
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| ELECTRONIC |
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15PINPLUG |
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| AIRCLEANER | |||
ONSOMEMODELS |
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BLOWERCOMPARTMENT |
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BURNERCOMPARTMENT |
| JUNCTIONBOX |
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| 24VAC |
| DOOR |
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| HUMIDIFIER | SWITCH |
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NO | C |
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OR |
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| WARNING: |
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| DISCONNECTPOWER |
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YL PRESSURE | YL |
| DISCONNECT | |||
BEFORESERVICING. |
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SWITCH |
| WIRINGTOUNIT |
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| MUSTBE |
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| PROPERLY |
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| WH |
| POLARIZED |
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BK |
| ANDGROUNDED. | L | GND | N | |
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| OVERCURRENTPROTECTIONDEVICE | |||
BK |
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| JUNCTION |
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HOT
1 3 2
W | BOX |
H |
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SURFACE 2STAGE
IGNITER GASVALVE (HONEYWELL)
PU
PU 
PU 
ROLLOUTLIMITS
(SINGLECONTROLONSOMEMODELS)
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| GND |
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| LINEH |
| INDUCEDDRAFT |
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| BLOWER | TO115VAC/1/60HZ |
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FLAME |
| POWERSUPPLYWITH |
| OVERCURRENTPROTECTION | |
SENSOR |
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| DEVICE | |
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0STEADYON=NORMALOPERATION
| OFF =CONTROLFAILURE | |
1 | 1FLASH = | SYSTEMLOCKOUT(RETRIES/RECYCLESEXCEEDED) |
2 | 2FLASHES=PRESSURESWITCHSTUCKCLOSED | |
3 | 3FLASHES=PRESSURESWITCHSTUCKOPEN | |
4 | 4FLASHES=OPENHIGHLIMIT | |
5 | 5FLASHES=FLAMESENSEWITHOUTGASVALVE | |
6 | 6FLASHES= OPENROLLOUTOROPENFUSE | |
7 | 7FLASHES=LOWFLAMESIGNAL | |
8 | 8FLASHES=CHECKIGNITERORIMPROPERGROUND | |
C | RAPIDFLASHES=REVERSED115VACPOLARITY/VERIFYGND | |
LOWVOLTAGE(24V)
LOWVOLTAGEFIELD
HIVOLTAGE(115V)
HIVOLTAGEFIELD
JUNCTION
TERMINAL
INTERNALTO INTEGRATEDCONTROL
PLUGCONNECTION
EQUIPMENTGND
FIELDGND
FIELDSPLICE
SWITCH(TEMP.)
IGNITER
SWITCH(PRESS.)
OVERCURRENT
PROT.DEVICE
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| NOTES: |
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COLORCODES: | PKPINK | 1.SETHEATANTICIPATORONROOMTHERMOSTATAT0.7AMPS. |
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2.MANUFACTURER'SSPECIFIEDREPLACEMENTPARTSMUSTBEUSEDWHENSERVICING. |
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YL YELLOW | BRBROWN |
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3.IFANYOFTHEORIGINALWIREASSUPPLIEDWITHTHEFURNACEMUSTBEREPLACED,ITMUSTBEREPLACEDWITH | ||||
OR ORANGE | WH WHITE | WIRINGMATERIALHAVINGATEMPERATURERATINGOFATLEAST105°C.USECOPPER | CONDUCTORSONLY. | |
PUPURPLE | BLBLUE | 4.BLOWERSPEEDSSHOULDBEADJUSTEDBYINSTALLERTOMATCHTHEINSTALLATIONREQUIREMENTSSOASTO | ||
PROVIDETHECORRECTHEATINGTEMPERATURERISEANDTHECORRECTCOOLINGCFM.(SEESPECSHEETFORAIR | ||||
GRGREEN | GYGRAY | |||
FLOWCHART) |
| |||
BKBLACK | RD RED | 5.UNITMUSTBEPERMANENTLYGROUNDEDANDCONFORMTON.E.C.ANDLOCALCODES. |
| |
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| 6.TORECALLTHELAST5FAULTS,MOSTRECENTTOLEASTRECENT,DEPRESSSWITCHFORMORETHAN2SECONDS | ||
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| WHILEINSTANDBY(NOTHERMOSTATINPUTS). |
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0140F00658 REV.A
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most
15