Hewlett Packard
Office

Model # LASERJET III 8PPM Official Hewlett Packard printer

Here are the diagrams and repair parts for Official Hewlett Packard LASERJET-III-8PPM printer, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Remanufactured, Brown LT72RBN

#NI

All parts diagram

Remanufactured, brown

Part #LT72RBN

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for window air conditioners

Choose a symptom to see related window air conditioner repairs.

Main causes: bad compressor, lack of refrigerant, bad compressor start relay, electronic control board failure…

Main causes: clogged drain hole, air conditioner not leveled properly…

Main causes: clogged condensate drain, air conditioner not leveled properly, leaky window air seals …

Main causes: dirty air filter, air conditioner is too small for the room, temperature set too cold, control failure…

Main causes: turning the air conditioner off and the back on too quickly, dirty or restricted condenser coil, compressor…

Main causes: lack of electrical power, bad electronic control board, wiring failure, bad temperature sensor…

Repair guides for window air conditioners

These step-by-step repair guides will help you safely fix what’s broken on your window air conditioner.

How to replace a window air conditioner ambient thermistor

How to replace a window air conditioner ambient thermistor

If your window air conditioner isn’t cooling properly, it might need a new ambient thermistor. You can replace it yourse…

Repair difficulty
Time required
 45 minutes or less
How to replace a window air conditioner condenser fan

How to replace a window air conditioner condenser fan

If the condenser fan blade is broken or the condenser fan motor won’t run, you can replace the broken parts yourself by…

Repair difficulty
Time required
 90 minutes or less
How to replace a window air conditioner electronic control board

How to replace a window air conditioner electronic control board

The electronic control board is the brain of your window air conditioner. Here’s how to replace it.…

Repair difficulty
Time required
 45 minutes or less

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