Fan Motor.

TM 5-3610-220-14

The power supply assembly operates from a 220-240 volt

(2) Secure capacitor (7) and terminal strip with

single phase power line.

two screws (8) and nuts (7) to the back side of the reflector

(1).

b. Removal.

(1) Remove four screws (1, fig. 4-9.1), washers

4-31.6. Fan Motor.

(2), lock washers (3), and nuts (4) that secure the hold down

bracket (5) to the Power Supply Assembly mounting bracket

a. Removal

(6).

(1) Remove glass cover and lift reflector from the

(2)

Remove the hold down bracket (5).

light unit housing, paragraph 4-31.3.

(3)

Disconnect the power supply and control

(2) Remove screw that secures the rear fan

wiring.

mounting bracket (11, fig. 4-8.1) to the light unit housing (14).

(4)

Disconnect the four light unit connection lines.

(3) Unscrew two screws (10) that secure the rear

(5)

Remove the Power Supply Assembly.

bracket (11) to the fan motor (13). Remove the rear bracket

(11).

c. Installation

(4) Loosen screw that secures wire to terminal

(1) Place the Power Supply Assembly on to the

strip. Tag and disconnect wires.

mounting bracket (6).

(5) Remove the fan motor (13) from the front fan

(2)

Connect the power supply and control wiring.

mounting bracket by inserting a screwdriver through the fan

guard and unscrew two screws (12) that secure fan to front

(3) Install the hold down bracket (5) and secure

mounting bracket (16).

with four screws (1), washers (2), lock washers (3) and nuts

(4) to the Power Supply Assembly Mounting bracket (6).

(6)

Remove the fan motor (13) with fan blades

attached.

d. Power Supply Assembly Repair. To make repairs

and replacements to the Power Supply Assemblies

components, first remove the Power Supply Assembly Cover

b. Installation.

(7), by removing five screws on top side of cover and five on

bottom side.

(1) Position fan motor (13) on front mounting

bracket (15) and line up mounting holes in fan motor to holes

e. Circuit Board (Figure 4-10.1).

in mounting bracket. Secure fan motor to bracket with two

screws (12).

(1)

Removal.

(2)

Connect wires to terminal strip.

(a) Identify

the

bad

circuit

board

tracking back to connector.

(3) Place rear mounting bracket (11) in position

and secure to fan motor (13) with two screws (10).

(b) Remove four wires connected at the

bottom of the circuit board, by rocking and pulling gently with

(4) Install mounting screw that secures mounting

needle nose pliers. Pull only on insulated barrel of connector.

bracket (11) to light unit housing (14).

Do not force.

(5)

Install glass cover and reflector per paragraph

4-31.3.

reassembly.

(d) Remove the two screws, nuts and

4-31.7. Power Supply Assembly.

washers ( ) from bottom of Power Supply that hold circuit

WARNING

board in place. Remove circuit board.

The Power Supply is connected to

two (2) power circuits. Make sure

(2)

Installation.

both supply circuits are disconnected

(a) Mount circuit board into Power Supply and

before servicing.

secure with two screws. Make certain screws are firmly

seated.

a. Description. The PS6-4UL power supply assembly

(b) Connect circuit board wires, noting wire colors

supplies the power for the Pulsed Xenon Lighting System. It

and order as tagged at disassembly.

is equipped with four 1500 watt outlets, one for each light unit.