Ford F-53 Motorhome Chassis (2017 year). Manual - part 21

Protected components

Fuse amp rating

Fuse or relay number

Daytime running lamps on/off.

Micro relay

R2

Right-hand direction indicator.

Micro relay

R3

Trailer tow right-hand direction indicator.

Micro relay

R4

Left-hand direction indicator.

Micro relay

R5

Trailer tow left-hand direction indicator.

Micro relay

R6

Not used.

—

R7

Not used.

—

R8

Not used.

—

R9

Not used.

—

D1

Not used.

—

D2

Not used.

—

D3

*

Mini fuse.

CHANGING A FUSE

Fuses

WARNING

Always replace a fuse with one that
has the specified amperage rating.
Using a fuse with a higher amperage

rating can cause severe wire damage and
could start a fire.

E217331

If electrical components in the vehicle are
not working, a fuse may have blown. Blown
fuses are identified by a broken wire within
the fuse. Check the appropriate fuses
before replacing any electrical
components.

Fuse Types

E207206

Fuse Type

Callout

Micro 2

A

Micro 3

B

Maxi

C

Mini

D

M Case

E

J Case

F

J Case Low Profile

G

GENERAL INFORMATION

Have your vehicle serviced regularly to help
maintain its roadworthiness and resale
value. There is a large network of
authorized dealers that are there to help
you with their professional servicing
expertise. We believe that their specially
trained technicians are best qualified to
service your vehicle properly and expertly.
They are supported by a wide range of
highly specialized tools developed
specifically for servicing your vehicle.

If your vehicle requires professional service,
an authorized dealer can provide the
necessary parts and service. Check your
warranty information to find out which
parts and services are covered.

Use only recommended fuels, lubricants,
fluids and service parts conforming to
specifications. Motorcraft® parts are
designed and built to provide the best
performance in your vehicle.

Precautions

•

Do not work on a hot engine.

•

Make sure that nothing gets caught in
moving parts.

•

Do not work on a vehicle with the
engine running in an enclosed space,
unless you are sure you have enough
ventilation.

•

Keep all open flames and other burning
material (such as cigarettes) away
from the battery and all fuel related
parts.

Working with the Engine Off

1.

Set the parking brake and shift to park
(P).

2. Switch off the engine.

3. Block the wheels.

Working with the Engine On

WARNING

To reduce the risk of vehicle damage
and/or personal burn injuries, do not
start your engine with the air cleaner

removed and do not remove it while the
engine is running.

1.

Set the parking brake and shift to park
(P).

2. Block the wheels.

UNDER HOOD OVERVIEW - COMMERCIAL CHASSIS

E225840

H

G

F

E

A

B

C

D

Engine coolant reservoir.  See Engine Coolant Check (page 89).

A

Engine oil filler cap.  See Engine Oil Check (page 88).

B

Automatic transmission fluid dipstick.  See Automatic Transmission Fluid
Check (page 93).

C

Engine compartment fuse box.  See Fuses (page 65).

D

Engine oil dipstick.  See Engine Oil Dipstick (page 88).

E

Air filter assembly.  See Changing the Engine Air Filter (page 100).

F

Power steering fluid reservoir.  See Power Steering Fluid Check (page 97).

G

Brake fluid reservoir.  See Brake Fluid Check (page 95).

H