Lexmark W850n Service Manual page 461

Assembly 14: 2000-sheet dual input (TTM)—drive and electrical
Asm- Part Units/
Index number option
14—1 40X0736
2 40X0734
3 40X0699
Warning: When replacing the 2TM/TTM drive motor, the serial number must be verified inside the option drawer.
4 40X0700
4 40X3664
5 40X0735
Warning: When replacing the TTM main cable, the serial number must be verified inside the option drawer.
6 40X0737
6 40X3666
7 40X2735
Units/
Description
FRU
1 8 TTM drive gear kit includes:
• TTM drive gear 22/40T
• TTM drive gear 37T (2)
• TTM drive gear 32T
• TTM drive gear 60T (2)
• TTM drive gear 60T
• TTM drive gear bracket assembly
1 1 Tray 3 lift gear assembly
1 6 2TM/TTM clutch kit includes:
• 2TM/TTM clutch assembly
• Shaft
• Bushing 8 mm
• Clutch gear 38T
• Bushing 8 mm
• Washer
1 1 2TM/TTM drive motor
1. Remove the media tray 2.
2. Fully open the media trays 3 and 4.
3. Verify the first two digits on the serial number label.
4. If the first two digits are "20", then order this FRU.
1 1 2TM/TTM drive motor
1. Remove the media tray 2.
2. Fully open the media trays 3 and 4.
3. Verify the first two digits on the serial number label.
4. If the first two digits are "87", then order this FRU.
1 1 Tray 4 lift gear assembly
1 1 TTM main cable assembly
1. Remove the media tray 2.
2. Fully open the media trays 3 and 4.
3. Verify the first two digits on the serial number label.
4. If the first two digits are "20", then order this FRU.
1 1 TTM main cable assembly
1. Remove the media tray 2.
2. Fully open the media trays 3 and 4.
3. Verify the first two digits on the serial number label.
4. If the first two digits are "87", then order this FRU.
1 1 2TM/TTM controller card assembly
4024-110
7-29
Parts catalog