Honeywell F90B - Manual (Page 21)

F90A,B SELF-CONTAINED COMMERCIAL ELECTRONIC AIR CLEANER
68-0103-6 Revised 11-07 21
Fig. 25. F90B 120 Vac model schematic diagram.
P3
P4
P1
P2
2
1
J2
3
4
1
RED IONIZER
BLACK COLLECTOR
1 POWER SUPPLY. PROVIDE DISCONNECT MEANS
AND OVERLOAD PROTECTION AS REQUIRED.
2 INTERLOCK SAFETY SWITCH.
3 REPLACE THE BLACK LEADS.
M6156
POWER
SUPPLY
2
BLACK
RED
TEST
BUTTON
CONTACT
BOARD
3
BROWN
VIOLET
BLUE
RED
ON
HI
MED
LO
HI
MED
LO
OFF
FAN
MOTOR
P21 P22
PERFORMANCE
SWITCH
BLACK
BLACK
WHITE
ORANGE BLACK
L1
(HOT)
L2
GROUND
PUSH BUTTONS WIRING TERMINALS
ON-OFF/3-SPEED FAN SWITCH
CHECK
(RED)
WHITE
RED
WASH
(YELLOW)
WHITE
RED
WHITE
GREEN
SPEED
CONTROL
MODULE
ON
(YELLOW) WHITE
RED