Sharp MX-M550U Service Manual page 373

4. Maintenance
✕ : Check ▲: Replace
: Clean
(Clean, replace, or adjust as necessary.)
Unit name No.
Fusing unit 1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
* When maintenance, replace the fusing web roller.
When used without replacement, the picture quality may be damaged because web roller end. [every 300K every 250K]
10
9
1
2
19
20
13
19
✩: Lubricate
: Adjust
55ppm (PM: 250K)
When
calling
62ppm/70ppm (PM: 300K)
Part name
Heat roller
Pressure roller
Sub heat roller
Web roller
Pressure roller
CL roller
CL auxiliary roller bearing
Cleaning sheet table
Heat roller separation pawl
Pressure roller separation
pawl
Thermistor (upper/lower)
Heat roller gear (Grease)
Sub heat roller bearing
CL roller bearing
Web bearing
Pressure bearing
Paper guides
Gears
Shaft (Grease)
Lower CL roller DG2
CL roller bearing
9
10
11
11
6
16
MX-M700N FUSING SECTION N – 12
: Shift position
250 500 750 1000
K K K
300 600 900 1200
K K K
✕ ▲ ▲ ▲ ▲
✕ ▲ ▲ ▲ ▲
✕ ▲ ▲ ▲ ▲
✕ ▲ ▲ ▲ ▲
✕ ▲ ▲ ▲ ▲
✕ ▲ ▲ ▲ ▲
✕ ▲ ▲ ▲ ▲
✕ ▲ ▲ ▲ ▲
✕ ▲ ▲ ▲ ▲
✕ ▲ ▲ ▲ ▲
✕ ✕ ✕ ✕ ✕
✕ ✕ ✕ ✕
▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
✩ ✩ ✩ ✩
✩ ✩ ✩ ✩
✕ ▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
21
19
14
13
19
12
5
4
1250 1500 1750 2000
K K K K K
1500 1800 2100 2400
K K K K K
▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
✕ ✕ ✕ ✕
✕ ✕ ✕ ✕
▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
✩ ✩ ✩ ✩
✩ ✩ ✩ ✩
▲ ▲ ▲ ▲
▲ ▲ ▲ ▲
3
11
16
Remark/Refer to the
Parts Guide.
Block/Item No.
(Only the replacement
parts are described.)
(P/G No.: [48]-3)
(P/G No.: [46]-24)
(P/G No.: [46]-14)
(P/G No.: [49]-42)
(P/G No.: [49]-44)
(P/G No.: [47]-46)
(P/G No.: [46]-23)
(P/G No.: [48]-9)
(P/G No.: [47]-26)
Paper dust removal is
required.
UKOG-0235FCZZ
(P/G No.: [46]-7)
(P/G No.: [47]-45)
(P/G No.: [49]-4)
(P/G No.: [49]-8)
UKOG-0235FCZZ
(P/G No.: [47]-47)
(P/G No.: [47]-45)
21
14
17
15
15