Ford Falcon. Manual — part 190

303-05-3 Accessory

Drive 303-05-3

DESCRIPTION AND OPERATION

Accessory Drive

8 Cylinder

6 cylinder with air conditioning

Item

Description

1

Alternator pulley

Item

Description

2

Pulley

1

Power steering pump pulley

3

Power steering pump pulley

2

Belt idler pulley

4

Crankshaft damper

3

Belt tensioner

5

A/C Compressor pulley

4

A/C compressor pulley

6

Belt tensioner

5

Crankshaft damper

7

Belt idler pulley

6

Alternator pulley

Belt Tensioner - I6 & V8

7

Water pump pulley

6 cylinder without air conditioning

Item

Description

Item

Description

1

Worn belt mark

1

Power steering pump pulley

2

3/8" Square drive. Use to rotate Auto

2

Belt idler pulley

Tensioner Body

3

Belt tensioner

3

New belt mark

4

A/C idler pulley

4

Belt wear reference mark

5

Crankshaft

Automatic belt tensioners are spring loaded devices

which set and maintain the drive belt tension. The

6

Alternator pulley

drive belt does not require tension adjustment for the

7

Water pump pulley

life of the belt. Automatic tensioners have belt wear

indicator marks. If the indicator mark is not between

the indicator lines, the belt is worn or an incorrect belt

has been installed. Replace belt as outlined.

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303-05-4 Accessory

Drive 303-05-4

DESCRIPTION AND OPERATION (Continued)

Water Pump

A centrifugal-type water pump is mounted on the front

of the cylinder block.
A vane-type impeller supplies coolant through

centrifugal action to the water pump outlet port.
If the pump is found to be faulty remove and discard

as it is of a sealed unit type which cannot be repaired.
Refer to Engine Cooling in Section 303-03.

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303-05-5 Accessory

Drive 303-05-5

DIAGNOSIS AND TESTING

3. Install a new drive belt if any of the following

Accessory Drive

conditions exist: rib chunk-out, sever glazing,

frayed cords, belt back delamination or other

Inspection and Verification

concerns.

1. Verify the customer’s concern by operating the

NOTE: Minor cracks in the V-grooved portion of

engine to duplicate the condition.

the drive belt are considered normal and

2. Inspect to determine if any of the following

acceptable. If the drive belt has chunks missing

mechanical concerns apply:

from the ribs, a new drive belt should be installed.

Visual Inspection Chart

4. If the concern is not visually evident, verify the

Mechanical

symptom and refer to the Symptom Chart.

Drive belt cracking/chunking

Drive belt contamination

Drive belt length incorrect

Drive belt noise or squeal

Pulley misalignment or excessive pulley run-out

Symptom Chart

Condition

Source

Action

Drive belt cracking

Drive belt

System OK

INSTALL a new drive belt. REFER to

Drive belt chunking

Drive belt

’Accessory Drive Belt’ in this section

DETERMINE where the noise is

Drive belt noise or squeal

Pulleys

coming from. CHECK pulley alignment,
freedom of rotation or damage.
REPAIR or INSTALL as necessary.

CHECK belt for contamination. If belt

Lubrication or other contamination

is damaged, INSTALL a new belt.

Drive belt

CHECK correct belt is fitted

INSPECT belt for parallel cracking

Drive belt does not hold tension

Drive belt cracked or damaged

through to backing. INSTALL new
drive belt as necessary.

CHECK belt tensioner for damage and

Tensioner worn or damaged

correct operation. INSTALL a new belt
tensioner if required.

Belt Tensioner

NOTE: The only mechanical check that needs to be

made is a check for tensioner stick, grab or bind.

1. Remove the belt in the area of the tensioner.
2. Rotate the tensioner from its relaxed position

through its full stroke and back to the relaxed

position to make sure there is no stick, grab or

bind and to make sure there is tension on the belt

tensioner spring.

3. If the tensioner does not meet the above criteria,

install a new tensioner. See ’Accessory Drive Belt

Tensioner’ in this section.

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303-05-6 Accessory

Drive 303-05-6

REMOVAL AND INSTALLATION

Accessory Drive Belt

Removal and Installation
1. Rotate the tensioner arm clockwise using a 3/8"

square drive and remove the drive belt.

2. To install, reverse the removal procedure.

Accessory Drive Belt Tensioner

Removal and Installation
1. Remove the accessory drive belt. Refer above.
2. Remove tensioner bolt and the drive belt

tensioner.

3. To install, reverse the removal procedure,

ensuring the pin locates correctly.

Accessory Drive Belt Idler Pulley

Removal and Installation
1. Remove the accessory drive belt. Refer above.
2. Remove idler bolt and the idler pulley assembly.
3. To install, reverse the removal procedure.

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