Q539A
T87F INTERNAL SCHEMATIC
~—–––-
1
.-
—.-———
T87F
1
;
/ \ FILTER
@
L,(-jl+T
I_’
R
HEATING
RELAY
H
OR
VALVE
COIL
I
t
1
i
1
~
~~&~~RLOAO
PrOteCtiOn ANfJ015c0NNEcTh4EAN5.S
~
I+EAT,NG
DAMPER
MOTOR
{,FUSEO,.
~
CLOGGED FILTER
S.WITCH
OR
COOLING PANEL CONNECTION.
f?
A
10,830
—.—
—--—.—
FIG. 4—TYPICAL SERIES WIRING DIAGRAM OF H46C WITH
T67F/Q539A
COMBINATION FOR
DEHUMIDIFI-
CATION AND MILDEW CONTROL.
1
[
L
(1
H460,
F
NTROL CONTROLLER
w
T
EMP
HUMIDITY
IISE
FALL
Q@
FAN MOTOR
HUMIDIFIER
(’J
A
POWER ,
SUPPLY
I
&OVIOEDISCONNECT
MEANS AND OVERLOAD
PROTECTION AS REQUIRE”.
,,,2.
I
IG. 5—TYPICAL WIRING DIAGRAMS FOR
H46D,F
SINGLE-SPEED FAN MOTOR.
HUM
IOITY
H46C,E
~~-~EN
~
POWER SUPPLY,
PROVlDEDlSCOt4NECT
MEANS ANC10VERLOAD
PROTECTION
AS
REQUI RED.
2569C
FIG. 6—TYPICAL WIRING DIAGRAM FOR
H46C,E.
A
A
A
L
COOLING
RELAY
R8230
FAN CONTROL
L4068
1
J+
-
+F
–
.
FAN MOTOR
I
,AJ
PROVIOE DISCONNECT MEANS ANO
OVERLOAD PROTECTION AS REQUIRE”.
r
SWITCH
S688A
-3-
TO ENSURE HUMIDIFIER OPERATION
IN WINTER WHEN THERMOSTAT
SUB.
BASE FAN SWITCH Is AT
‘oON,<
OR
‘*AUTO:,
ADD SAIL SWITCH TO SYSTEM
AS SHOWN.
TO PREVENT HUMIDIFIER OPERATION
IN SUMMER, TURN H460 KNOB
TO
.,
OFF’, PoSITION,
A
H46D
HUMIOITY
CONTROL
Q
HUMIDIFIER
MOTOR
2,,4
IG.
7—TYPICAL WIRING DIAGRAM FOR H46D IN
FORCED AIR SYSTEM WITH 2-SPEED FAN
MOTOR.
5