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SuperScript 4400 — Maintenance Guide
7.7 Replacement of Fuser Unit
[Layout of Fuser Unit Parts]
Caution!
1. Fuser unit consists of important parts in terms of the safety. Therefore, replacement of parts or
disassembly and maintenance work should be done at the appropriate facilities by skillful service personnel
acquainted with electrical safety. After the assembling work, the product safety should be reconfirmed.
2. Since the fuser unit is very hot, make sure that the fuser unit and perimeter is well cooled down prior to
starting the replacement of parts. Otherwise, you may get burn when touching the hot areas.
3. Fuser unit contains the silicone oil. Care not to drop the silicone oil on the floor, otherwise, the floor is very
slippery and dangerous.
Cleaning Roller
Frame
Back-up Roller
Fusing Heater
Fusing Roller
F Cover (R)
F.Terminal (R)
Thermistor Ass'y
Oil Pan
F.Cover B
F.Terminal (L)
F.Cover (L)
Thermister Cover
Low Guide
Summary of Contents for Super Script 4400
Page 1: ...NEC SuperScript 4400 4400N Maintenance Guide 18 September 1998 Part Number 703 A0240 001 ...
Page 3: ...i SuperScript 4400 Maintenance Guide ...
Page 61: ...52 SuperScript 4400 Maintenance Guide ...
Page 71: ...62 SuperScript 4400 Maintenance Guide ...
Page 125: ...116 SuperScript 4400 Maintenance Guide ...
Page 189: ...180 SuperScript 4400 Maintenance Guide Toner Sensor TPD Toner Sensor TTR Fram Ass y ...
Page 193: ...184 SuperScript 4400 Maintenance Guide Stay A Ass y Transfer Drum ...
Page 203: ...194 SuperScript 4400 Maintenance Guide Stay A Ass y ...
Page 267: ...258 SuperScript 4400 Maintenance Guide ...
Page 273: ...264 SuperScript 4400 Maintenance Guide ...
Page 287: ...XIV SuperScript 4400 Maintenance Guide F G H I J ...
Page 289: ...XVI SuperScript 4400 Maintenance Guide ...
Page 293: ...ii Superscript 4200N and 4400 Series Maintenance Guide Addendum ...
Page 295: ...iv Superscript 4200N and 4400 Series Maintenance Guide Addendum ...
Page 302: ...7 ...
Page 314: ...19 NOTES ...
Page 315: ...20 Superscript 4200N and 4400 Series Maintenance Guide Addendum ...
Page 316: ......