IBM 4320 Parts
Printer overview: IBM 4320-001 Printer (Infoprint 20).
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| Assembly 2: Paper Cassette 1 90H0719 A3 Long cassette assembly (with 2-2~2-24) 1 90H0718 A4 Short cassette assembly (with 2-2~2-24) 2 - Cassette housing (not spared) 3 - Cassette bottom cover (not spared) 4 - Side guide grip (not spared) 5 - Snubber guide (not spared) 6 - Side guide assembly L (not spared) 7 - Side guide assembly R (not spared) 8 - Rack gear (not spared) 9 - Pinion gear (not spared) 10 - Bottom plate assembly (not spared) 11 - Normal force spring plate (not spared) 12 - Cassette side normal force spring (not spared) 13 - Cassette normal force spring (not spared) 14 - End guide plate (not spared) 15 - Paper end guide (not spared) 16 - End guide spring (not spared) 17 - End guide (not spared) 18 - Pivot plate Chapter 8. Parts Catalog (not spared) 19 - Sector gear (not spared) 20 - Size cam (not spared) 21 - Locking pin (not spared) 22 - Cassette latch L (not spared) 23 - Cassette latch R (not spared) 24 - Cassette latch spring (not spared) 25 90H0770 A3 Cassette cover 25 90H3467 A4 Cassette cover Chapter 8. Parts Catalog | ![]() |
| Assembly 3: Paper Feeder I 1 90H0771 Feeder PWB 2 90H0772 Feeder harness (Tray Lower) 4 90H0773 Turn in chute 5 90H0774 Turn chute assembly 6 90H0775 Cassette guide assembly left (with 3-7~3-12, 3-18) 7 - Cassette guide L (not spared) 8 - Size actuator (not spared) 9 - Size actuator spring (not spared) 10 - Low paper actuator (not spared) 11 90H0776 MSI/Cassette no paper sensor 12 - Feeder harness (not spared) 18 - Cassette guide cap (not spared) 13 90H0777 Cassette guide assembly right (with 3-14, 3-15) 14 - Cassette guide R (not spared) 15 - Cassette stopper spring (not spared) 16 90H0778 Cassette no paper actuator Asm–Index numbers not used: 3, 17 Chapter 8. Parts Catalog | ![]() |
| Assembly 4: Paper Feeder II 2 90H0780 Feed shaft assembly 8 90H0782 Feed solenoid 9 90H0783 Electromagnetic clutch 10 90H0784 Turn roll assembly 11 90H0785 Rear roll assembly 13 90H0786 Turn bearing | ![]() |
| Assembly 5: Multi-Sheet Inserter (Auxiliary Tray) 1 90H0790 Front tray assembly (with 5-2, 5-3) 2 - Front tray cover (not spared) 3 - Front extent tray (not spared) 4 90H0791 Front in tray 5 90H0792 Front bottom tray 7 90H0793 MSI Bracket assembly (with 5-8~5-17) 8 - Sensor bracket (not spared) 9 90H0776 MSI No paper sensor (same as 3-11) 10 90H0794 MSI No paper actuator 11 - MSI actuator holder (not spared) 12 - MSI no paper harness (not spared) 13 90H0795 Toner sensor assembly (with 5-14~5-17) 14 - v Toner sensor (not spared) 15 - v Toner sensor holder (not spared) 16 - v Toner sensor spring (not spared) 17 - v Toner sensor harness Chapter 8. Parts Catalog (not spared) | ![]() |
| Assembly 6: Paper Transportation I 1 90H0796 BTR assembly (Supply Item - Included in Usage Kit) 2 90H0797 Transport chute assembly 100/110V (with 6-3~6-19) 2 90H3421 Transport chute assembly 220V (with 6-3~6-19) 3 - Transport sub assembly (same as 7-1) (not spared) 4 - Connector bracket2 (not spared) 5 11L5354 High harness assembly (100V/110V) 5 11L6539 High harness assembly (220V) 6 - Transport out plate (not spared) 7 - Transport front chute (not spared) 8 - Pick up roll assembly (with 6-9~6-13) (not spared) 9 90H0798 v Pick up roll 10 - v Core roll (not spared) 12 - v Pick up cam (not spared) 13 - v Pick up shaft (not spared) 14 - Transport bearing (not spared) 17 90H0799 Pick up solenoid Chapter 8. Parts Catalog 90H0799 IBM 4320 (Infoprint 20) Pickup Solenoid Fully refurbished with 90-day warranty 90H0799 $47.00 | ![]() |
| Assembly 7: Paper Transportation II 1 - Transport sub assembly (with 7-2~7-19) (same as 6-3) (not spared) 2 - Transport housing assembly (not spared) 3 11L5337 BTR bearing 10 90H3291 Metal registration roll 11 90H3292 Rubber registration roll 17 07L0044 Registration spring left 18 07L0044 Registration spring right 19 90H3293 Rear chute assembly Chapter 8. Parts Catalog | ![]() |
| Assembly 8: Fuser and paper exit I 1 90H3465 Fuser sub-assembly 100V (with 8-2~8-28, including BTR Assembly 90H0796) Supply 90H3465 IBM 4320 Fuser Assembly 100V Fully refurbished with 90-day warranty 90H3465 Advanced Exchange 1 90H0750 Fuser sub-assembly 110V (with 8-2~8-28, including BTR Assembly 90H0796) Supply 90H0750 IBM 4320 InfoPrint 20 Usage Kit Fully refurbished with 90-day warranty 90H0750 Advanced Exchange Retired, no longer available: Contact for alternatives 90h0570 Usage Kit (LV:120V) Fully refurbished with 90-day warranty 90H0750 Retired, no longer available: Contact for alternatives 1 90H0751 Fuser sub-assembly 220V (with 8-2~8-28, including BTR Assembly 90H0796) Supply 2 - Fuser sub assembly (same as 9-1) (not spared) 3 - Fuser cover L (not spared) 4 - Fuser cover R (not spared) 5 - Fuser label assembly (not spared) 6 - Fuser top cover assembly (not spared) 7 - Full stack sensor (not spared) 8 - Full stack actuator (not spared) 10 - Fuser rear assembly (with 8-11~8-14) (not spared) 11 - v Fuser rear cover (not spared) 12 - v Exit eliminator (not spared) 13 - v Eliminator plate L (not spared) 14 - v Eliminator plate R (not spared) 15 - Exchange chute Chapter 8. Parts Catalog (not spared) 16 - Exchange lever (not spared) 17 - Exchange spring (not spared) 18 - Exit chute (not spared) 19 - Finger bracket (not spared) 20 - Size cam (not spared) 21 - Heat roll ?nger (not spared) 22 - Exit chute roll (not spared) 23 - Exit torsion spring (not spared) 24 - Exit actuator (not spared) 25 - Exit sensor (not spared) 26 - Exit sensor clip (not spared) 27 - Clip (not spared) 28 - Cover Chapter 8. Parts Catalog (not spared) | ![]() |
| Assembly 9: Fuser and Paper Exit II 1 - Fuser sub assembly (with 9-2~9-34) (same as 8-2) (not spared) 2 - Fuser frame assembly (not spared) 3 - Connector bracket1 (not spared) 4 - Fuser harness (not spared) 5 - Heater assembly (not spared) 6 - Lamp guide (not spared) 7 - Thermal fuse (not spared) 8 - Thermostat (not spared) 9 - Temperature sensor assembly (not spared) 10 - Heat roll (not spared) 11 - Heat roll ring (not spared) 12 - Heat roll bearing L (not spared) 13 - Heat roll bearing R (not spared) 14 - Heat roll diode (not spared) 15 - Pressure roll (not spared) 16 - Pressure roll bearing (not spared) 17 - Nip spring (not spared) 18 - Nip lever L (not spared) 19 - Nip lever R Chapter 8. Parts Catalog (not spared) 20 - Pressure roll eliminator (not spared) 21 - Pressure roll earth plate (not spared) 22 - Fuser inlet chute (not spared) 23 - Heat roll idler gear (not spared) 24 - Heat roll idler ?ange (not spared) 25 - Heat roll idler shaft (not spared) 26 - Heat roll gear (not spared) 27 - Exit idler gear (not spared) 28 - Exit idler shaft (not spared) 29 - Exit gear (not spared) 30 - Exit bearing (not spared) 31 - Exit roll assembly (not spared) 32 - STS plate (not spared) 33 - Pad (not spared) 34 - Clip Chapter 8. Parts Catalog (not spared) | ![]() |
| Assembly 10: Fuser and Drive 2 - Base frame assembly (not spared) 4 - Right frame assembly (not spared) 5 - Rear tie plate (not spared) 6 90H3294 Main motor 7 90H3295 Paper handling gear assembly 8 - Drive bearing L (not spared) 9 90H3296 Registration clutch assembly 10 90H3297 Main gear assembly 11 - Left frame sub assembly (not spared) 12 - Frame bottom plate Asm–Index numbers not used: 1, 3 Chapter 8. Parts Catalog (not spared) | ![]() |
| Assembly 11: Pop Up and Xerographics 20 90H3304 Pop Up/ROS assembly (with 11–1~11–23) 1 - Pop up frame (not spared) 2 - Pop up shaft (not spared) 3 90H3298 Fuser guide lever 4 - Pop up bearing L (not spared) 5 - Pop up bearing R (not spared) 8 90H3299 Latch lever 9 - Latch shaft (not spared) 10 90H3300 Pop up latch, left 11 90H3301 Pop up latch, right 13 - CRU latch (not spared) 15 90H3302 CRU sensor assembly 16 - ROS spring holder (not spared) 18 - ROS support Chapter 8. Parts Catalog (not spared) 19 90H3303 Interlock actuator 20A - ROS assembly (not spared) 21 - Guide arm (not spared) 22 90H3305 Pop up latch foot 23 - Pop up clamp (not spared) 24 - Shaft earth wire (not spared) 25 - Pop up earth wire (not spared) 26 - ROS spacer (not spared) 30 90H3306 CRU guide assembly, left 31 90H3307 CRU guide assembly, right 32 - Earth plate L (not spared) 33 - Earth spring R (not spared) 40 90H0748 EP (Toner) cartridge (Supply Item) Asm–Index numbers not used: 27 to 29, and 34 to 39 Chapter 8. Parts Catalog | ![]() |
| Assembly 12: Electrical I 1 90H3308 Interlock switch 2 90H3309 Fuser cover switch 3 90H3310 Fan 4 90H3311 Low voltage power supply (100/110V) 4 90H3312 Low voltage power supply (220V) 5 - Inlet holder (not spared) 6 90H3313 Duplex interface PWB 7 - Fan duct (not spared) 8 07L0039 MCU PWB (100V) 8 90H3314 MCU PWB (110V) 8 07L0040 MCU PWB (220V) 9 - MCU holder (not spared) 10 - HVPS spacer (not spared) 11 90H3315 High voltage power supply 12 - Knob volume (not spared) 13 11L5355 Fuser cover harness 14 90H3316 LVPS harness 15 90H3317 HVPS harness 16 90H3318 ROS harness Chapter 8. Parts Catalog 17 90H3319 Tray harness 18 11L5356 Toner relay harness 19 - Power cord (not spared) 20 - Adapter (not spared) 21 - Ferrite core1 (not spared) 22 - Clamp P (not spared) 23 - Clamp F (not spared) 40 - Fan guard (not spared) 41 - Bracket (not spared) 42 11L6587 Fan, LVPS (7 Amp LVPS Only) 43 - Fan mounting bracket Asm–Index numbers not used: 24 to 39 Chapter 8. Parts Catalog (not spared) | ![]() |
| Assembly 13: Electrical II 2 90H0703 Cage 3 90H0753 Bezel 5 - Panel cap (not spared) 6 90H0705 Controller PWB 7 07L0041 Controller harness 8 90H3320 Console harness 9 - Panel Asm–Index numbers not used: 1, 4 Chapter 8. Parts Catalog (not spared) 06L9997 Bearing kit - Feed bearing (4-6) (not spared) - Turn bearing (4-13) (not spared) - Registration front bearing (7-15) (not spared) - Registration back bearing (7-16) (not spared) - Drive left bearing (10-8) (not spared) 90H3380 Spring kit - Turn chute spring (3-3) (not spared) - Feed spring (4-7) (not spared) - MSI normal force spring (5-6) (not spared) - Pick up spring (6-16) (not spared) - BTR left spring (7-4) (not spared) - BTR right spring (7-5) (not spared) - Full stack spring (8-9) (not spared) - Pop up spring, left (11-6) (not spared) - Pop up spring, right (11-7) (not spared) - Pop up latch (11-12) Chapter 8. Parts Catalog (not spared) - CRU latch spring (11-14) (not spared) - ROS push spring (11-17) (not spared) 90H3384 Gear kit - Turn gear (4-12) (not spared) - Turn idler gear (4-14) (not spared) - Feed idler gear (4-15) (not spared) - Out idler gear (4-16) (not spared) - Pick up gear (6-15) (not spared) - Registration in gear (7-12) (not spared) - Registration front gear (7-13) (not spared) - Registration back gear (7-14) (not spared) 11L5322 Hardware kit - Screw ’S’ (machine, collared, 6mm) (not spared) - Screw ’X’ (self-tapping, collared, 8mm) (not spared) - Screw ’X’ (machine, collared, 10mm) v Thumbscrews (not spared) 11L5321 Duplex bearing kit - Duplex bearing (31-10) (not spared) - Duplex bearing (31-13) Chapter 8. Parts Catalog (not spared) | ![]() |












