Sdmo PERFORM 4500XL [11/24] Maintenance procedures 7 checking bolts nuts and screws

7. Maintenance procedures

7.1. Checking bolts, nuts and screws

To prevent faults or breakdowns, carefully check all the nuts, bolts and screws on a daily basis.

n Inspect the entire generating set before and after each use.

o 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.

n With the engine still hot, place a suitable container under the oil drain screw (fig. A - No. 11 & fig. B - No. 1), and then remove the

oil filler gauge plug (fig. A - No. 2 & fig. B - No. 2) and the oil drain screw.

N.B.: If necessary, a second oil filler plug (fig. B - No. 4), but without gauge, is available on the other side of the engine.

o After complete draining, screw the oil drain screw back on.

p Top up with recommended oil (see § Specifications) then check the level (see § Checking the oil level).

q Refit and tighten the oil filler gauge plug.

r After filling, check that there are no oil leaks.

s Wipe away any traces of oil with a clean cloth.

7.3. Cleaning the fuel strainer

Do not smoke, approach flames or cause sparks. Check for the absence of leaks, wipe off

any traces of fuel and ensure that the vapours are dissipated before starting the

generating set.

Dange

n Unscrew the fuel tank plug (fig. A - No. 3).

o Remove the fuel strainer (fig. A - No. 4) located inside the fuel tank.

p With a dry low air pressure gun, blow on the fuel strainer from the outside towards the inside.

q Clean the fuel strainer with a solvent and dry it. Replace it if damaged.

r Carefully put the fuel strainer back in place and screw the fuel tank plug back on.

7.4. Cleaning the sediment bowl

Do not smoke, approach flames or cause sparks. Check for the absence of leaks, wipe off

any traces of fuel and ensure that the vapours are dissipated before starting the

generating set.

Dange

n Close the fuel tap (fig. A - No. 5 & fig. C - No.1) to “

”

o Unscrew the fixing screws (fig. C - No. 2) & the locking nuts of the enclosure (fig. C - No. 3).

p Remove the enclosure (fig. C - No. 4).

q Unscrew the sediment bowl (fig. C - No. 7).

r Wash the sediment bowl with a non-flammable solvent or a solvent with a high flash point. Dry it completely.

s Check the condition of the sediment bowl cover (fig. C - No. 5) and the seal (fig. C - No. 6). Replace them if they are damaged.

t Screw the sediment bowl back on.

u Open the fuel tap to “

”

”.

v Check for leaks and wipe off any traces of fuel with a clean cloth.