Light Oil Pumps; Suntec Tv Pressure Governor - Unigas RG515 Manual Of Installation - Use - Maintenance

Light oil pumps

The pumps provided with these burners are Suntec TA (except mod. RG525).
RG525: Suntec T pump and Suntec TV pressure governor are provided.
Suntec TA..
Oil viscosity
Oil temperature
Min. suction pressure
Max. suction pressure
Max. return pressure
Rotation speed
1 Inlet G1/2
2 To the nozzle G1/2
3 Return G1/2
4 Pressure gauge port G1/4
5 Vacuum gauge port G1/4
6 Pressure governor
Suntec T..
Viscosity
Oil temperature
Minimum suction pressure
Maximum suction pressure
Rated speed
Key
1 Inlet G3/4
2 Pressure gauge port G1/4
3 Vacuum gauge port to measure the inlet vacuum G1/4
4 To pressure adjusting valve G3/4
"Note: pump with "C" rotation.

Suntec TV Pressure governor

Pressure adjustment
Remove cap-nut 1 and the gasket 2, unscrew the lock nut 4. To increase pressure,
twist adjusting screw 3 clockwise.
To decrease the pressure, twist screw counterclockwise. Tight the lock nut 4, refit the
gasket 2 and the cap nut 1.
Key
1 Cap nut
2 Gasket
3 Adjusting screw
4 Lock nut
5 Gasket
3 ÷ 75 cSt
0 ÷ 150°C
- 0.45 bar to avoid gasing
5 bar
5 bar
3600 rpm max.
3 - 75 cSt
0 - 150 °C
- 0.45 bar to prevent gasing
5 bar
3600 rpm max.
15
Fig. 7