TRANSFORMER, RECTIFIER, CAPACITORS, AND HARNESS.-Continued

TM5-4120-384-14

4 - 3 1 . TRANSFORMER, RECTIFIER, CAPACITORS, AND HARNESS.-Continued

(a)

Tag

and

disconnect

wire

leads.

(b)

Remove

two

screws

and

pull

rectifier

from

unit.

(c)

Remove

capacitors.

(d)

Install

capacitors.

(e)

Attach

rectifier

unit

with

two

screws.

(f) See wiring diagram

figure

4-4

and

tags

and

connect

all

Remove tags.

wire

leads.

(3) Install

junction

box

and

control

module.

(See

para

4-21

and

4-27.)

(4) (Models F18H-3S and F18H-1S) Install top front cover

(Models F18H-3SA and F18H-3SB) Install top cover

(para 4-11).

(5)

Connect

power

source.

4-31.1.(MODEL F18H-1S ONLY)

CAPACITORS- CONDENSER RUN (C-2), EVAPORATOR RUN (C-3), COMPRESSOR

START (C4), COMPRESSOR RUN (C-5) AND RELAY; COMPRESSOR START (K5).

Capacitors (C2, C3 and C5) are located behind the return air louver

Capacitor C4 and relay K5 are located under

in the left corner.

the top cover and are mounted on the condenser side of the center

bulkhead behind the control module and junction box. (See fig.4-27.1.)

Disconnect input power from the air conditioner

before performing maintenance on any part of the

electrical system.

The voltages used can be lethal.

Inspect.

(1)

Disconnect

power

power source.

(2) Remove top (front) cover (para 4-11).

4-90.1

Change 2