Operating Guide

Installation position of the fuel pump

Always mount the dosing pump with the pressure side rising upwards. Every installation

position over 15

is allowed, although an installation position between 15

and 35

preferable.

Damper installation

Damper installation should be according to the practical situation. If the packing list

doesn’t include the damper then it is should not be used temporarily.

Installation of Fuel Filter (only diesel)

A fuel filter shall be installed before the fuel inlet port. Please make sure that the fuel flow

is correctly followed. Its position shall be in conformity with Fig. 21.

Fuel filter should be changed after 2 years, fuel pipe and clamps should also be changed.

Note

Safety instructions for installing the fuel pump

Always mount the dosing pipe with the pressure side

rising upwards-minimum incline 15

。

Protect the dosing pump and filter from intolerable heat, do not mount near to the silencer

and exhaust pipes.

Fuel criterion

Gasoline should meet the criterion DIN EN 228

Diesel should meet the criterion DIN EN 590

Note

The fuel brand should be used to meet the requirements of low temperature in winter and

biofuels is not allowed.

Fig.20

1-Installation position between 0

and 15

is not allowed.

2-Preferred installation position in range 15

。

and 35

。

3-Installation position in range 35

and 90

is allowed.

Fig.21