1. Before separation of fuel-supply lines take off pressure in fuel system as, otherwise, the fuel which is under pressure will intensively follow from fuel system.

Close connection by a towel to exclude the fuel spraying caused by residual pressure in a fuel-supply line.

1. At removal of the fuel highway do not drop fuel nozzles.
2. At removal of fuel nozzles fuel can follow.

2. If the size of resistance differs from the required value, replace a fuel nozzle.

2. Grease sealing rings of nozzles with fuel.

If the nozzle is established incorrectly, the sealing ring can be jammed. Remove a nozzle and repeatedly establish it.