Exam 3 Flashcards by Clayton McCoy

Most manufacturers will only warranty their seals against water pressures of up to __ psi.

22 PSI

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______ do not provide panel adjustments and are used for latching puposes only.

Strikers

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______ adjustment is necessary after gap alignment has been acheived on most bolt-on body panels.

Latch

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Most panels are adjusted for ______ first.

Height

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When bonding a patch, apply an additional adhesive bead approximately _/_” from the inside edge of the patch or partial panel.

1/4”

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____ leaks are diagnosed and repaired similar to wind and water leaks, but most leaks are detected by _____ inspection.

Dust leaks

Visual Inspection

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To raise or lower the rear edge of a door, can usually be done by adjusting either the upper or lower _____ at the body side attachment and tightening the bolts to spec.

hinge

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_______ powder is a dry powder that is applied to seals and weatherstrips to locate problem areas.

Tracing

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Examine the condition of the ____ pins and _______ before installing the door, as the condition of these components will affect alignment,

Hinge

Bushings

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Craked or missing ____ sealer is another factor in wind, water and dust leaks.

Seam sealer

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Clean the replacment SMC door skin area that will be bonded with ____ and _____ and allow it to dry.

Soap and Water

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With the striker removed, correct in-out adjustments will result in the door closing freely to within _/_” (20mm) of the fully closed position before the weatherstrip starts to come into contact with the door opening.

3/4”

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Use a __ or __ grit abrasive disk to remove all paint and rust from the surface to be bonded.

36 to 50 grit

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If the ______ beam is damaged, the complete ____ must be replaced.

Guard

Door

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Before installing the new door skin (welded), apply urethane body sealer to the backside of the door skin. Apply the sealer evenly _/_” (9.5mm) up from hemming flange in a _/_” (3.2mm) thick bead.

3/8”

1/8”

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On SMC door skins apply two-part SMC ______ adhesive in a continous bead around the door frame flange.

Fiberglass.

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Using a body hammer and suitable dolly, finish bending the door skin hemming flange over the door from in _____ steps.

three

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Any minor warpage that occurs can be corrected by using __ and ___ _____ hammering on and around the weld bead as it is cooling

on and off dollying

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A variation of the slotted hole is a device known as a ____ plate, which can provide movement in two of the three planes.

Cage plate

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Mig spot weld the top and bottom corners of the hemming flange to the door frame. These welds are called ___ welds. These welds will ____ the door skin in ______.

Key

Hold

Place

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_____ leaks are usually repaired by component adjustment, seam sealing and weatherstrip relocation or replacement.

Water leaks

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Finish welding the patch, using _____ and ____ welding methods until each edge of the patch is completly welded to form a waterproof weld joint.

Stich and skip welding

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Select a dolly to match the _____ of the door skin.

Profile

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Automotive ______ bonding ______ is a two-part adhesive designed to bond steel or aluminum.

Panel

Adhesive

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If welding on a door outer panel, grind off any spot welds on the pinch weld with a __ grit grinding disk.

36 grit

\_\_\_\_\_\_\_ holes are described as oblong holes that allow the adjustment of the bolts or fastener to move in one or more directions.

Slotted Holes

The patch or partial repair panel should overlap the original by \_".

Drill \_/\_\_" (8mm) plug weld holes, as necessary, in locations noted from the original door skin.

5/16"

Once the doors and fenders have been adjusted, the ____ can be aligned to the opening.

Hood

\_\_\_\_\_ allow for the gap between components to be increased or decreased.

Shims

Always start the adjustments at the ____ edge of the hood.

Rear

Apply an additional bead od \_/\_" (6.4mm) from the inside edge of the door skin.

1/4"

Always start you component adjustments at the ______ \_\_\_\_\_ and work forward.

Quarter Panels

When cleaning weatherstrip, First wipe them with ____ and ______ solution.

Soap and water

A _____ test is a quick, inexpensive and reliable test to determine the seal from components to the weatherstrip.

Paper test

When welding flat or low crowned sheet metal, heat can be kept from radiating into the surrounding metal and distortion can be controlled using a ____ \_\_\_\_ compound in the immediate area surrounding the weld.

Heat Sink

Tack welds are spaced approx \_" apart.

When doing a soapy water test have your helper direct __ psi of air pressure from a blow gun at the inside of the suspected leak area.

30 PSI

As long as the gaps between panels are not exaggerated and within acceptabke tolerances, ______ appearance is generally acceptable.

Visual

Most panels that use hinges use ______ as a fastening method.

Strikers

In order to fix a leak problem, you must first verify the complaint by gathering all pertinent information from a \_\_\_\_\_\_\_, service writer or \_\_\_\_\_\_\_.

customer supervisor

Leaks, whether from wind, water or dust, generally come from poorly adjusted or damaged \_\_\_\_\_\_\_\_.

components

Mig spot weld about every \_" (152.4mm) along the hemming flange or at the same approximate points where the factory welds were originally made.

\_\_\_\_\_\_\_ _____ are used to help support large heavy panels and to prevent vibrations and fluttering of body panels.

Bumper Stops

To preform a _____ test, apply water in a steady low-pressure stream from a garden hose aimed at the suspected fault area.

Water test

The _____ test is used mostly for leaks in the trunk area.

Light test

Usually, when the cost of repairs with a door skin including labour is less than \_\_% of the cost of a new door shell plus the labour, a door ____ is used to make the repair.

75% Skin

\_\_\_\_ noise is generally caused by damage and poor fit of window and door weatherstrips, or by poorly adjusted components that have excessive gaps.

Wind noise

Cut the repair panel slightly larger approx \_/\_", than the section cut out of the damaged panel.

3/4"

Place tack welds on a patch approx \_" apart and _______ from side to side.

1" Alternate

Cage plates are used on _____ hinges, door strikers and some ____ and trunk lid latch assemblies.

Door hinges Hood

On SMC door skins, sand the door frame flange to remove all remaining adhesive. Use a __ grit abrasive, either by hand or machine.

80 grit

\_\_\_\_ plates are used when access to the rear of the panel is nonexistent or extremely difficult and where typical bolt and nut fastening is not feasible.

Cage plates

Loose or damaged _______ are one of the greatest factors thst contribute to wind, water and dust leaks.

Weatherstrips

Automobile manufacturers may use a _____ or ______ effect on adjoining body panels to create uniform appearance, areodynamics and the ability to open adjoining components without causing binding of the neighboring \_\_\_\_\_\_.

Flush or Shingle Panel

Automobile manufacturers provide ________ for alignment to necessitate the appearance or fit of the vehicle, sealing of the body, structural integrity and aerodynamics of bolted-on components.

Provisions

For latch alignment puposes, most hood and trunk lids use _______ movements as compared to doors. On doors, the striker is _______ and the latches remain solid. On hood and trunk lids, strikers are generally ______ and the latches are movable.

Opposite Moveable Stationary

Always adjust panels in this sequence. 1. 2. 3.

1. Up/Down 2. Fore/Aft 3. In/Out

When there are several rusted areas in a panel, then a whole ___ \_\_\_\_\_\_ should be used to make the repair.

New Panel

If there is a rust hole in a small flat area of the panel, a metal _____ can be fabricated out of sheet metal stock.

Patch

Most wind, water and dust leaks are found around ____ and ______ glass areas.

Door Window

As a technician, your best method for determining fit and alignment is \_\_\_\_\_\_\_.

uniformity

Tack-weld from the _______ out and to each corner on a tack weld.

Centre

The entire outer-edge of the patch is then welded by stitch and skip welding sections of approx \_/\_".

3/4"

Slotted holes generally allow only one of the _______ parameters.

Alignment Parameters

The skin is secured to the door frame either with a ___ plug and ____ welds or with a structural two-component \_\_\_\_\_\_.

MIG Spot Adhesive

Most wind noise complaints require ____ testing to verify and confirm the repair.

Road

To remove the remaining SMC door skin, ____ the bonded areas with a ____ gun.

Heat Heat

Use a __ grit grinding disk to grind away the edge of the hemming flange.

36 grit

If only a small localized area of the panel is rusted out, you can cut out only the damaged area and weld in a ______ repair panel.

Partial

\_\_\_\_\_ can be used for all three planes of adjustment.

Shims