Honeywell F90A1050 - Page 21

F90A,B SELF-CONTAINED COMMERCIAL ELECTRONIC AIR CLEANER
68-0103-6 Revised 11-07
20

1
1 TERMINAL BOARD FOR POWER SUPPLY CONNECTIONS.

 POWER SUPPLY. PROVIDE DISCONNECT MEANS 
 AND OVERLOAD PROTECTION AS REQUIRED.

2 BROWN LEAD MUST BE CONNECTED TO TOP 
 TERMINAL ON TRANSFORMER. 

3 INTERLOCK SAFETY SWITCH.

4 PROVIDES ON-OFF INDICATION.

5 LEFT CELL AND CONTACT BOARD ON
 TWO-CELL AIR CLEANER ONLY.
M11577

5
BLACK
RED
TEST
BUTTON
CONTACT
BOARD
BROWN
VIOLET
BLUE
RED
FAN
MOTOR

3
WHITE
BROWN
230 Vac


A3
A4
B3
B4
C3
C4
D3
D4
A5
A6
B1
B2
C1
C2
D1
D2
OFF
LO
MED
HI
ORANGE
BLACK
ON-OFF/3-SPEED
FAN SWITCH
2
3
1

L
BLUE
N
WHITE
WHITE



4

RED IONIZER
BLACK COLLECTOR
LAMP
P3
P4
POWER
SUPPLY
2
PERFORMANCE
SWITCH
BLACK
BLACK
CHECK
(RED)
WASH
(YELLOW)
WHITE
RED
WHITE
RED
WHITE
RED
ON
(YELLOW)
J5
Fig. 24. F90A 230 Vac model schematic diagram (CE compliant model).