Instruction book
4 Maintenance
4.1 Petrol engine maintenance
Consult the engine "Owner's manual".
4.2 Preventive maintenance schedule of the compressor 1)
The schedule contains a summary of the maintenance instructions. Read the respective section before
taking maintenance measures.
When servicing, replace all disengaged packings, e.g. gaskets,
O-rings, washers.
The "longer interval" checks must also include the "shorter interval" checks.
Period 2) Running
hours 2)
Consult
section
See
notes
below
table
Preventive
maintenance
kit (Fig. 4.1)
Operation
Weekly ------
3.2 1 -- On LE/LT, check oil level
" ------
-- -- -- Drain condensate from air receiver or
pulsation damper
6-monthly ------
5.7/5.8 2 -- Test safety valve, and if provided also
relief valve
" ------
4.4/5.3 3/4 2 Inspect air filter
Yearly 500
4.4/5.3 3/4 2
On LF10, LE15, LT15/60 LT15 and
LE/LT20, replace air filter
" 600
4.4/5.3 3/4 2
On LE/LT5, -7, -10 and LF5, -7,
replace air filter
" 800
4.4/5.3 3/4 2 On LE/LF/LT2, -3, replace air filter
" 2000
-- -- 2 Change blow-off silencer, if provided
" 2000
4.3 -- -- On LE/LT, if mineral oil is used, change
oil
2-yearly 3000
4.3 -- 5
On LE/LT, if Atlas Copco PAO oil is
used, change oil
----- 3000 to
4000
4.4/5.1 -- 3/4 Replace check valve or unloader
----- 4000
4.4/5.2 -- 1
On LE/LT2, -3, -5, LT15/60, -15, -20,
replace valve discs
----- 5000
4.4/5.2 -- 1 On LE/LT7, -10, replace
valve discs
----- 7500
4.4/5.2 -- 1 On LF, replace valve discs
Notes
1. Maintain the level in the red circle of the sight-glass.
2. Wear gloves and safety glasses.
3. For normal operation in clean surroundings. More frequently when operating in a dusty environment.
4. In a dusty environment, a heavy-duty filter (available as an option) is essential.
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