Lubrication Specifications; Scheduled Maintenance - Lexmark X850e Service Manual

7500-XXX
LEXMARK X850e, X852e,
X854e
Duplex Transport Roll Middle
EXIT 2
Exit 2 Transport Roll
Exit 2 Media Exit Roll
FINISHER (if equipped)
Bridge Unit Transport Belts
Main Paddles (3)
Sub Paddles (2)
Clamp Paddles (3)
Punch Waste Box
Stapler Cartridge
FLATBED SCANNER
Mirrors (3)
Lens
Small Platen Glass
Large Platen Glass
LEXMARK X850e, X852e,
X854e
ADF
Feed Pick Roll Assembly
Separation Roll Guide Assembly Inspect
ADF Registration Roll Assembly Inspect
ADF Feed-Out Roll Assembly
ADF Exit Roll Assembly
ADF Transport Roll Assembly

Lubrication specifications

Lubricate only when parts are replaced or as needed, not on a scheduled basis. Use of lubricants other than
those specified can cause premature failure. Some unauthorized lubricants may chemically attack
polycarbonate parts. Use IBM no. 10 oil, P/N 1280443 (Approved equivalents: Mobil DTE27, Shell Tellus 100,
Fuchs Renolin MR30), IBM no. 23 grease (Approved equivalent Shell Darina 1), and grease, P/N 99A0394 to
lubricate appropriate areas.

Scheduled maintenance

The LCD displays 80 scheduled maintenance at each 300K page count interval. It is necessary to replace
the fuser assembly, transfer roller, and feed, pick and separation rollers at this interval to maintain the print
quality and reliability of the printer. The parts are available as a maintenance kit with the following part numbers:
40X2375–Maintenance Kit, 110 V
40X2376–Maintenance Kit, 220 V
40X2377–Maintenance Kit, 100 V
The ADF requires scheduled maintenance at each 150K page count interval. It is necessary to replace the feed/
pick roll assembly and the separation guide assembly at this interval to maintain ADF media feed reliability. The
parts are available as a maintenance kit with the following part number:
40X2734–Maintenance Kit, ADF
6-2
MFP Service Manual
EVERY SERVICE CALL
Inspect
Inspect
Inspect
Clean
Clean
EVERY SERVICE CALL
Inspect
Inspect
Inspect
Inspect
EVERY 300K NOTE:
Clean Water or alcohol
Clean Water or alcohol
Clean Water or alcohol
Clean Water or alcohol
Inspect
Inspect
Inspect
Clean
Inspect Check for correct operation
Clean Glass cleaner
Clean Glass cleaner
Clean Glass cleaner
Clean Glass cleaner
EVERY 150K NOTE:
Replace
Replace
Clean Water or alcohol
Clean Water or alcohol
Clean Water or alcohol
Clean Water or alcohol