Installation guide

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CONNECTION DIAGRAM DISCONNECT BEFORE SERVICING
ROLLOUTSWITCH1TO2
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--I--(_)--_.R7_o--_-(_--..(:_-, _ HOTNEUTRALG,D
NOTE #g | I
I -_'_¢JSTET_'U_E--S;_--.----_NDU(ER % GRN/Y IGNITER %" I "
y I TO 21NSERIES _ nN_ | I"
DEPENDINGON MODEL MOTOR /_ JUUL BK I Z
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--W_SENSOR I_;]_P4 I I _
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IND -- • _ _ I JUNCTION
_:= 100 18( I ×. =11 _ :ZoJ_
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LP PRESSURE CAPACITOR COPPER CONDUCTORS
(WHEN USED) (WHEN USED) (SOME MODELS)
1. If any of the original equipment wire is replaced use wire rated 105° C.
2. Use only copper wire between the disconnect switch and the furnace
junction box.
3. This wire must be connected to furnace sheet metal for contlol to
prove flame.
4. Symbols are electdcat representation only.
5. Solid lines inside circuit board are printed circuit board tlaces and are
not depicted as shown in the legend.
6. Replace only with a 5 amp fuse.
7. Blower motor speed selections are for average conditions, see
installation taatrdctions for details on optimum speed selection.
8. Factory connected when LP Pressure Switch and BVSS (Chimney
Adapter Accessory Kit) are not installed.
9. Btawer off-delay, gas heating selections are (60, 100,146, and 180)
seconds, cooling or heat pump 90 seconds.
10. Ignition lockout will occur after four consecutive unsuccessful tdals for
ignition. Control will auto-reset after three hours.
11. Blower motor and inducer motor contain internal auto-reset thermal
overload switches.
12. Flame sensor: 0.7 pA D.C. minimum, 2.0 - 4.0 pA nominal.
13. Depending on model, P4 inducer motor leads may be in a single connector
WARNING: ELECTRICAL SHOCK HAZARD LADDER DIAGRAM =oo "
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OT J.NEUTRAL _ _
H NOTE #2 EQUIPMENT GROUND _ Oo O
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INDUCER P4 _ © _ _
RELAY P2 (SOME MODELS _ o
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I IGNI,T_ON I NOTT#13 /'_ ... C)
I P3 1
RELAY -- HEAT MHI (O)
MLO (BL) _> _< 60 SEC
M1 PSC
_LOWER 9_
RELAY _EAC _ IN
COM • O J1
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., CONT FAN
NL _ Z
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XF _ 100SEC
Ill
SPEEDTAP CODE COLOR CODE
BLACK BK
BLACK HI BLUE BL
ORANGE MHI BROWN BR
BLUE MLO GREEN/YELLOW GRN/Y
ORANGE O
RED LO RED R
WHITE W
YELLOW Y
LOW VOLTAGE FACTORY
LOW VOLTAGE FIE LD
LINE VOLTAGE FACTORY
i i . LINE VOLTAGE FIELD
CONDUCTOR ON CONTROL
JUNCTION
O UNMARKED TERMINAL
I CONTROL TERMINAL
TO 115VAC FIELD DISCONNECT
ROLLOUT SWITCH 1 TO3
IN SE RIES DEPENDING TRANSFOR MER
ON MODEL P1 6 FUSE 5A --
MAIN LIMIT NOTE #6 24VAC COM J 1 _O
I .... _,4 ,TO_INSERIE__J_l-a
P SS SWITCH
-4_1/ (LPMODELSONLY)
I P1 8 NOTE#8 ,_
GAS .... ,
VALVE ___! O J1
CPU RELAY BVSS _q
m_ 100 180
_C _zO_Z_--_ i _--_ I1___1_'-- _" _NOTE #3(FIELDINSTALLED _ _
m_m_ _)P13 SENSOR
[ CONTROL_OARD ._=_>_]
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