Flex-a-Lite 175 Black Magic for the FORD MUSTANG 5.0 (1979-1993) - Manual (Page 2)

MANDATORY CONNECTIONS
Disconnect the battery. Negative terminal. 1.
Connect the “ 2. +” terminal of the control box to a 12V positive (+) power source (i.e. fuse box), using the thin
red wire and fuse taps (if necessary) provided in the kit.
Note: Attach this wire to an ignition controlled source to stop the fan when the vehicle is shut off.
Note: Attach this wire to a non-ignition source to keep the fan running after the vehicle is shut off.
Connect the “ 3. B” terminal to a high amp 12V positive power source (i.e. battery, alternator) using the thick
red wire and in line fuse holder provided in the kit. (Do not install fuse at this time)
Connect the “
4. G” terminal to ground (i.e. chassis, negative side of battery) using the thick black wire
provided in the kit.
I
5. f you have air conditioning: with 3-way connector provided, pass the A/C clutch positive(+) wire
(connected to the A/C compressor) through the connector. Place the green wire provided into the closed
end of the connector. Crimp metal plate. Snap plastic cover into place. Attach green wire to the "C" terminal
of the control box. Air Conditioning Relay activates fan when A/C is turned on .
Insert probe in radiator core near upper hose. Install rubber cap over end of probe. 6.
ADJUSTING THE TEMPERATURE CONTROL
Attach the temperature control knob to the control box. 1.
Turn the knob clockwise completely. 2.
Idle the vehicle, observe the temperature of the vehicle. (Use the vehicles gauge) 3.
When the temperature of the vehicle reaches above normal, turn the control knob counter-clockwise until 4.
the fan turns on. From here on the fan should activate at this temperature setting. Adjust as necessary
according to your vehicle needs.
OPTIONAL CONNECTIONS
Manual Switch (not included) - Allows manual operation of the fan.
Connect the “ 1. M” terminal to terminal 1 on the switch.
Attach terminal 2 of the switch to a 12V positive (+) source. 2.
Note (optional): To stop the fan from activating thermostatically, omit the lead to the “+” terminal of the control
box. “B”, “G”, & “M” must remain connected.
Rev. 08-01-12 Part # 99970 Page 2 of 2
The Flex-a-lite Limited Warranty
Flex-a-lite Consolidated, 7009-45th St. Ct. E. Fife, WA 98424, Telephone No. 253-922-2700, warrants to the original purchasing user, that all Flex-a-lite
products to be free of defects in material and workmanship for a period of 365 days (1 year) from date of purchase. Flex-a-lite products failing within
365 days (1 year) from date of purchase may be returned to the factory through the point of purchase, transportation charges prepaid. If, on inspection,
cause of failure is determined to be defective material or workmanship and not by misuse, accidental or improper installation, Flex-a-lite will replace the
product free of charge, transportation prepaid. Flex-a-lite will not be liable for incidental, progressive or consequential damages. Some states do
not allow the exclusion or limitation of incidental or consequential damages, so the above limitation or exclusion may not apply to you. This warranty gives
you specific legal rights and you may have other rights, which vary from state to state. The Flex-a-lite warranty is in compliance with the Magnuson-Moss
Warranty Act of 1975.
*W
ARNING:
I
f
N
o
t
u
s
IN
G
f
le
x -
A
-
lI
te
'
s
Il
lu
m
IN
A
te
d
sW
It
c
h
(PN
#31
148)
yo
u
m
u
st
d
Is
c
o
N
N
ec
t
th
e
sW
It
c
h
G
R
o
u
N
d .