Ricoh FT7770 Service Manual page 197

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Symbol key: C = Clean R = Replace L = Lubricate A = Add I = Inspect
H.
Fusing Unit
1.
Hot Roller,
Bearings, and
Isolating Sleeves
2.
Pressure Roller,
Bearings, and
Isolating Sleeves
Metering and
3.
Cleaning Blades
4.
Oil Pad
5.
Pressure
Strippers
6.
Hot Roller
Strippers
7.
Cleaning Roller
8.
Thermistor
9.
Paper Guides
10.
Terminal Screws
Inverter Roller
11.
Clutch
12.
Silicone Oil
13.
Fusing Exhaust
Fan Filter
14.
Cleaning Roller
Bushing
15.
Inverter
Rollers
Gears, Chains
16.
Levers, Pins
EM 120K 240K 360K 480K 600K 1.2M
C
C
R
C
C
R
C
R
C
R
R
R
C
C
C
R
C
C
C
C
C
C
C
C
C
I
I
I
L
A
A
A
A
R
R
R
C
C
C
L
L
L
4-5
C
C
C
C
C
C
C
R
R
R
R
R
C
C
C
C
C
C
C
C
C
C
C
C
C
C
I
I
I
L
L
A
A
A
R
R
R
R
C
C
C
L
L
L
30 April, '89
NOTE
Replace as a set
Replace as a set
Supply with
silicone oil
Suitable
solvent
Alcohol only
Tighten
Mobil Temp 78
Mobil Temp 78

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