MX-3500N, MX-3501N, MX-4500N, MX-4501N (serv.man79). ELIMINATION OF ABNORMAL RATTLING SOUND FROM FUSING UNIT S TOP HEAT ROLLER BEARINGS. - Sharp Copying Equipment Technical Bulletin (repair manual). Page 2

 

Sharp Electronics (UK) Ltd., Technical Services Group

CCE-628 

Reference: A new top heat roller unit parts code (CROLI1572DS55) has been created that 

combines the following parts in a single unit: roller stopper (LSTPF0172FCZZ), 
fusing gear (NGERH1708FCZ1), top heat roller bearing (NBRGY0761FCZZ), top 
heat roller (NROLI1572FCZ2), HR spacer (LX-WZ0475FCZZ), and undulate 
washer (LX-WZ0479FCZZ). 

 
4. Action:   

From mid-December 2008 production 

Ref. 

No. 

Model 

name 

Version P/G No. 

Current parts 

New parts 

Price

rank

Q'ty Parts 

name 

Effective 

time 

Inter- 

change- 

ability 

Parts code 

Parts code 

1 

MX-3500N 
MX-3501N 
MX-4500N 
MX-4501N 

ALL 

31- 

--- LX-WZ0479FCZZ 

AD 

2 

Undulate washer 

2008/12 

Mid 

3 

31- 

LX-WZ0475FCZZ 

Quantity change 

5 

 3 

DD 3 HR 

spacer 

31- 

--- CROLI1572DS55 

BT 

1 

Top heat roller unit 

<Interchange> 

1. Interchangeable. 

4. Not interchangeable. 

2. Current type can be used in place of new type. 

New type cannot be used in place of current type. 

5. Interchangeable if replaced with same types of  

related parts in use. 

3. Current type cannot be used in place of new type. 

New type can be used in place of current type. 

6. Others. 

Parts marked with "

" is important for maintaining the safety of the set. Be sure to replace these parts with 

specified ones for maintaining the safety and performance of the set.