Lubricants And Adhesive Application; Lubricant Requirements; Lubricant Types; Lubrication Points - Samsung SRP-275 Service Manual

6-3 Lubricants and adhesive application

Lubrication and application adhesive plays an important role in maintaining this printer at its initial
performance level, throughout a long product life as well as preventing potential troubles. Make sure to apply
the specified lubricants or adhesive in the appropriate amounts at the specified intervals .

6-3-1 Lubricant requirements

Before applying the lubricants during an assembly or disassembly procedure, be sure to first thoroughly
clean the part to be lubricated. For details on lubrication see "4.2.3 Lubrication points" and "4.2.2 Lubricant
types".
• Lubrication Classes
Concerning the lubrication interval, lubrication should be performed periodically according to the lubrication
classes described below. If lubrication becomes deficient due to cleaning, disassembly or parts
replacement, be sure to lubricate the required part regardless of the lubrication interval.
- A : Lubrication every 6 months.
- B : Lubrication after on overhaul or every 1 million lines

6-3-2 Lubricant types

The type of oil used greatly influences performance and durability, and special attention is required to its low
temperature characteristic. Consequently, the oils to be used with this printer are specified by us on the
basis of the result of the thorough analyses of technical data for many types of oils and various experiments.
2 types of oils to be used with this printer are:HG-31S, G 948P

6-3-3 Lubrication points

No
1 Outer periphery of shaft hold roller
2 Contact point between cam of head carriage and ribbon frame
3 Contact point between shaft ribbon frame and lever color change
4 Contact point between spring ribbon feeder and ribbon feeder
5 Outer periphery of shaft head carriage
6 Outer periphery of all gears
7 Outer periphery of shaft head guide
• Precautions on lubrication
Never apply lubricant to Gear Ratchet or outer periphery of Rubber Roller. If lubricant has accidentally been
applied to these parts, clean them with alcohol.

6-3-4 Adhesive application requirements

To prevent from screws getting loose by various vibration while transporting the printer, adhesive should be
applied after tightening screws. When performing disassembly or parts replacement, be sure to apply
adhesive according to "4.2.6 Adhesive application points".

6-3-5 Adhesive types

The adhesive type for use with this printer : Screwlock

6-3-6 Adhesive application points

No
12 Volume resistance adjustment of main PCB
Rev. 2.00
Lubrication point
Adhesive application point
- 114 -
SRP-275
Oil type
HG-31S
HG-31S
HG-31S
HG-31S
G948P
HG-31S
HG-31S
Adhesive Type
Screwlock