Removing The Main Motor; Removing The Main Fan; Removing The Main Drive Unit - Canon LBP253 SM Manual

Removing the Main Motor

■ Preparations
1. Remove Left Cover."Removing the Left Cover" on
page 80
2. Remove Right Cover."Removing the Right Cover"
on page 80
3. Remove Rear Cover Unit."Removing the Rear Cover
Unit / Duplex Feed Unit" on page 81
4. Remove Engine Controller
Engine Controller Board" on page 87
5. Remove Fixing Unit."Removing the Fixing Unit" on
page 98
■ Procedure
1. Remove Harness guide [1] and Main Motor [2]
• 2 Hook [3]
• 3 Screw [4]
3x
2x
[3]

Removing the Main Fan

■ Preparations
1. Remove Left Cover."Removing the Left Cover" on
page 80
2. Remove Right Cover."Removing the Right Cover"
on page 80
3. Remove Rear Cover Unit."Removing the Rear Cover
Unit / Duplex Feed Unit" on page 81
4. Remove Upper Cover
Cover Unit" on page 82
■ Procedure
1. Remove grounding spring [1].
Board."Removing the
[2] [4]
[4]
[1]
Unit."Removing the Upper
2. Remove Main Fan [2].
• 1 Connector [3]
• 2 screws [4]
1x
2x
[3]

Removing the Main Drive Unit

■ Preparations
1. Remove Left Cover."Removing the Left Cover" on
page 80
2. Remove Right Cover."Removing the Right Cover"
on page 80
3. Remove Rear Cover
Unit / Duplex Feed Unit" on page 81
4. Remove All-Night Power Supply
All-Night Power Supply PCB" on page 86
5. Remove Main Fan."Removing the Main Fan" on page
91
6. Remove Duplex Reverse Sensor
Duplex Reverse Sensor Unit" on page 86
91
4. Disassembly/Assembly
[1]
[4]
[2]
[4]
Unit."Removing the Rear Cover
PCB."Remove the
Unit."Remove the