41309401TH Rev.4
173 /
Screw
1
Connector
2
Heat assembly
Screw
1
Halogen lamp
Voltage display side
Left heat
bearing
Right heat bearing
Heat gear
Heat roller
Thermostat
Heat contact
Heat code
Thermister
Screw
3
Terminal plate
4.3.14 Heat Assembly
This section explains how to dismount the heat assembly and parts in the assembly.
(1)
Disassembly procedure
< Dismounting the heat assembly>
a)
First, carry out procedure up to the
point of the 4.3.2 (ID Unit, Cover-
Rear and Cover-MAIN).
b)
Dismount the high-voltage power sup-
ply board. (See Section 4.3.9)
c)
Remove NCU-Board with two screws.
d)
Remove Bracket-Package with three
screws, then disconnect Cable-Flat
from connector on 46F or R46-Board
(M-CNT).
(See Sction 4.3.18)
e)
Pull out the Holder-Assy. (See Sec-
tion 4.3.10)
f)
Disconnect connector
2
, remove two
screws
1
, and dismount the heat
assembly.
<Dismounting parts in heat assembly>
a)
Dismount heat separator.
b)
Remove screw
3
and dismount ter-
minal plate. (Handle heat assembly
carefully because Halogen lamp
comes off.)
c)
Turn left and right heat bearings in the
arrow direction to unlock. Then, dis-
mount halogen lamp, heat bearing,
heat roller, and heat gear together.
(Take care not to drop the Halogen
lamp.)
d)
Dismount thermistor.
e)
Dismount the clamp, then thermo-
stat, heat contact, and heat cord to-
gether.
f)
Dismount heat contact and heat cord
from thermostat.
Caution: Take care not to bend the claw when dismounting heat bearing.
(2)
Reassembly procedure
Reverse the disassembly procedures
Summary of Contents for OKIFAX4550
Page 156: ...41309401TH Rev 4 156 Figure 4 2 Appearance of the OKIFAX4550 OKIOFFICE87...
Page 428: ...41309401TH Rev 4 428 SECTION 1 CABINET ASSEMBLY OKIFAX4550 OKIOFFICE87...
Page 431: ...41309401TH Rev 4 431 SECTION 2 UNIT PRINTER...
Page 433: ...41309401TH Rev 4 433 SECTION 3 UNIT 051 OPE PANEL...
Page 435: ...41309401TH Rev 4 435 SECTION 4 OPEPANEL OPERATION PANEL ASSEMBLY...
Page 437: ...41309401TH Rev 4 437 SECTION 5 FRAME ASSEMBLY SCANNER L...
Page 439: ...41309401TH Rev 4 439 SECTION 6 PLATE ASSEMBLY SCANNER B...
Page 441: ...41309401TH Rev 4 441 SECTION 7 PLATE ASSEMBLY SCANNER R...
Page 443: ...41309401TH Rev 4 443 SECTION 8 FRAME ASSEMBLY SCANNER U...
Page 445: ...41309401TH Rev 4 445 SECTION 9 COVER ASSEMBLY TOP...
Page 447: ...41309401TH Rev 4 447 SECTION 10 PLATE ASSEMBLY BASE...
Page 449: ...41309401TH Rev 4 449 SECTION 11 PRINTER BASE FRAME UNIT Heat assy...
Page 452: ...41309401TH Rev 4 452 SECTION 12 PRINTER HEAT ASSY...
Page 454: ...41309401TH Rev 4 454 SECTION 13 CABLES...
Page 457: ...41309401TH Rev 4 457 46F PCB Assy 1 9 41196601...
Page 466: ...41309401TH Rev 4 466 R46 PCB Assy 1 10 41033201...
Page 476: ...41309401TH Rev 4 476 04W PCB Assy 1 3 40071401...
Page 479: ...41309401TH Rev 4 479 EN9 PCB Assy 1 6 41144301...
Page 485: ...41309401TH Rev 4 485 INU PCB Assy 41144501 US 1 4 41144502 INT 1 5...
Page 493: ...41309401TH Rev 4 493 MPW1546 120V PCB Assy 1 5 SIPS1303...
Page 498: ...41309401TH Rev 4 498 MPW1446 230V PCB Assy 1 6 SIPS1302...
Page 504: ...41309401TH Rev 4 504 P2H PCB Assy 1 4 40599101...
Page 508: ...41309401TH Rev 4 508 P6L PCB Assy 1 3 40386701...
Page 511: ...41309401TH Rev 4 511 G4N PCB Assy 1 5 41033701...
Page 585: ...41309401TH Rev 4 585 Figure H 7 1 2 RTC Time Read Figure H 7 2 2 RTC Time Set...
Page 587: ...41309401TH Rev 4 587 Figure H 9 Figure H 10 1 3...
Page 588: ...41309401TH Rev 4 588 Figure H 10 2 3 Figure H 10 3 3...
Page 589: ...41309401TH Rev 4 589 Figure H 11 1 3 Figure H 11 2 3...
Page 590: ...41309401TH Rev 4 590 Figure H 12 Figure H 11 3 3...
Page 591: ...41309401TH Rev 4 591 Figure H 13 1 2 Figure H 13 2 2...
Page 592: ...41309401TH Rev 3 592 592 Figure H 14 1 2 Figure H 14 2 2...
