Maintenance Procedures; Replacing The Fuel Filter; Cleaning The Air Filter - SDMO TECHNIC 10000 E C Benutzer- Und Wartungshandbuch

7. Maintenance procedures

Before carrying out any maintenance operation:
- switch off the generating set.
- disconnect the cap(s) of the spark plug(s) and disconnect the starter battery (if fitted).
Warning
Only use original parts or equivalent parts: risk of damage to the generating set.
7.1. Checking bolts, nuts and screws
To prevent faults or breakdowns, carefully check all the nuts, bolts and screws on a daily basis.

Inspect the entire generating set before and after each use.

Tighten any loose nuts or bolts.
Danger: The cylinder head bolts must be tightened by a specialist. Refer to the agent for your region.
7.2. Renewing the engine oil
Follow the environment protection instructions (see § Protecting the environment) and drain the oil into a suitable container.

With the engine still hot, place a suitable container under the oil drain screw (fig. A - No. 3), then remove the oil filler cap
(fig. A - No. 2) and the oil drain screw.

After complete draining, screw the oil drain screw back on.

Top up with recommended oil (see § Specifications) then check the level (see § Checking the oil level).

Replace and screw down the oil filler cap.

After filling, check that there are no oil leaks, wipe away any traces of oil with a clean cloth.
7.3. Replacing the oil filter

Drain the engine oil (see § Changing the engine oil).

Remove the oil filter (fig. B - mark 4) and dispose of it.

Clean the oil filter support and coat oil filter seal with clean engine oil.

Re-install a new oil filter.

Screw-in the filter manually until the seal arrives at the end-stop and then screw it a further 1 ¾ turn or tighten it down with a torque wrench (22 N.m).

Refill with the specified amount of oil (see § Specifications).

Check the oil level (see § Checking the oil level) and ensure there are no leaks.

7.4. Replacing the fuel filter

Danger

Turn off the fuel tap (fig. A - No. 6 & fig. C - No. 1).

Take note of the direction in which the fuel filter is installed (fig. C - No. 3).

Undo the two clips (fig. C - No. 2) and remove the fuel filter. Recover the surplus fuel in a suitable container.

Install a new fuel filter, turning it in the correct direction and ensure that it is firmly retained in position by the two clips.

Turn on the fuel tap.

Wipe off any trace of fuel with a clean cloth and check for any leakage.

7.5. Cleaning the air filter

Never use petrol or low flash-point solvents for cleaning the air-filter element (risk of fire or explosion).
Attention

Unscrew the wheel (fig. D - No. 1) and withdraw the air filter cover (fig. D - No. 2).

Unscrew the filter elements nut (fig. D - No. 3) and extract them to clean them:
Foam elements (fig. D - No. 5):
1) Wash the element in a solution of household cleaner and hot water and then rinse it thoroughly.
OR: Wash it in a non-inflammable or high flash-point solvent. Leave the element to dry fully.
2) Immerse the element in clean engine oil and then remove any excess oil from it.
Note: The engine will smoke when it is started for the first time if too much oil is left in the foam.
Paper element (fig. D - No. 4):
1) Replace the paper element if it is too dirty.
Note: Never try to remove dirt using a brush or compressed air.

Check carefully that the two elements are not torn or pierced. Replace them if they are damaged.

Carry out refitting following the removal process in reverse.
Do not smoke, expose to flames or cause sparks. Check to ensure there are no leaks, wipe
off all traces of fuel and ensure that any fumes have been dispersed before starting up the
generating set.