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Ricoh FT8680 Service Manual page 220

Table Of Contents

Table of Contents

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31 July 1995

Toner Filter

Ozone Filter

Corona Casing

Potential Sensor and

Drum Thermistor

Charge Corona Unit

Brush Seal

Erase Lamp

ID Sensor

QL Filter

Pick-off Pawls

CLEANING UNIT

Cleaning Blade

Flick Blade

Cleaning Brush

Entrance Seal

Side Seals

Cleaning Filter

Cleaning Unit Inside

DEVELOPMENT UNIT

Developer

Upper Seal

Side Seals

Toner Cartridge Seals

Sleeve Drive Gears

Timing Belt Pulley

Toner Near End

Sensor Feeler

Development Filter

Development Duct

Filter

FUSING UNIT

Hot Roller

Hot Roller Bushing

Hot Roller Bearing

Pressure Roller

Pressure Roller

Bushing

Pressure Roller

Bearing

Oil Supply Roller

EM

150K 300K 450K 600K

R

R

C

C

C

C

C

C

C

C

C

C

C

C

C

C

R

R

R

R

R

R

I, C

I, C

I, C

I, C

I, C

I, C

C

C

R

C

C

I

I

I

I

C

C

C

C

I

I

R

R

R

R

R

I, L

R

I

R

I, L

I, L

I

I

R

R

4-43

PREVENTIVE MAINTENANCE SCHEDULE

R

R

Replace at 1.2M

C

C

Water/Alcohol

Dry cloth/Blower brush

C

C

Blower brush

C

C

C

C

Water

C

C

Water

C

C

Water

C

C

Alcohol

R

R

Apply setting powder

R

R

Apply setting powder

R

R

I, C

I, C

Blower brush

Blower brush;

I, C

I, C

Replace if damaged

Blower brush;

I, C

I, C

Replace if damaged

Blower brush;

C

C

Remove toner

R

C

C

Blower brush

I

R

I

I

Replace if necessary

Blower brush;

C

R

Do not use any grease

C

C

Blower brush

Check movement

I

I

R

R

R

R

R

I, L

R

Barrierta

I

R

R

Barrierta

I, L

R

I

R

R

R

NOTE

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