13 step inspection and service process

 

An overview of our 13-step inspection & service process:

The fusing assembly can generate high repair bills. We remove contaminates before they cause serious damage! Damaged units can be replaced at the time of service at a discounted price, saving the cost of a future service call. 

These highly complex mechanical units, used to move paper and separate jobs, need periodic cleaning in order to operate properly.

Older laser printers produce ozone and have ozone filters that must be changed annually. Newer machines do not produce large quantities of ozone but require that their static filters be cleaned for proper air circulation.

Older machines use a high-voltage transfer corona mechanism and generate large amounts of ozone. These machines require periodic replacement of the transfer corona assembly, because the toner attracted to it must be ultrasonically removed and cannot be properly cleaned in the field. Newer machines require periodic cleaning of the transfer roller assembly, using a dry, lint-free cloth.

Inspect and clean pick-up roller surface. Pick-up rollers can become slick and ineffective over time. Using a rubber roller restorer, these rollers are returned to new condition. Unrestorable rollers and pads can be replaced at time of service at a discounted price.

Although drive gears in printers are properly lubricated at the factory, over time the heat of the fuser and the motion in the machine combine with paper dust, toner and dirt to dry out the lubricant, making relubrication necessary.

Like the pick-up rollers, exit rollers become coated with a hard, shiny white film of paper debris that makes them slick. Solvent cleaning usually restores them to their original texture. Unrestorable rollers need to be replaced at customer's expense.

Dust and dirt, especially toner, can be conductive on circuit boards, causing premature failures. With the machine's covers removed, our technicians can thoroughly clean the contaminants from the entire electronic assembly.

Screws that have worked loose inside a printer can fall into the cartridge or into the machine gear trains, causing severe damage.

All printers use a cork separation pad, rubber pad or rubber rollers to feed one sheet of paper at a time into the machine. Cork separation pads are replaced and all separation rollers are returned to OEM specifications.

Toner, paper dust, dirt and ozone conspire to "gum-up" exhaust fans. A little cleaning will help keep the fan going for years.

This unit is removed, inspected and cleaned with a rubber roller restorer.

Some machines have a mirror in the laser optical path to direct the laser beam to the machine's image drum. This mirror can become so cloudy that print quality is seriously impaired.

 

For more information contact us at service@wagnersupplyhouse.com or call us.

 

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