VMK Oil burners fuel unit with 2 stages operation
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Oil burners fuel unit with 2 stages operation Type VMK Certified Quality System Printed in Italy - DE113/0404

Oil burners fuel unit with 2 stages operation Type VMK The DELTA fuel unit is an efficient modern oil burner pump with compact design and since its mounting flange, hub and shaft sizes are manufactured to international standard (EN 225), it can be fitted to every oil burner. Suitable for a one or two pipe systems. Self priming. Balanced pressure regulator valve giving constant pressure. Special rotary shaft seal. Silent operation. Easily fitted and adjustment. Provided with pressure and vacuum gauge ports. 2- Applications The DELTA fuel unit type VMK is designed for pumping oil in high...

Pump type Nozzle capacity (see graphs) Rotation (seen from shaft end) R = clockwise L = counter clockwise Nozzle line (seen from cover) R = right L = left Pipes system 1 = one pipe 2 = two pipes st 1 stage pressure range (P1) Factory setting 4 ÷ 11 bar (P2 - 4) ±0,3 bar nd 2 stage pressure ranges (P2) Factory setting 4 = 4 ÷ 15 bar (Standard) 12 ±0,3 bar 5 = 8 ÷ 20 bar 15 ±0,3 bar Special versions U = cover type U with 65 cm² stainless steel filter, mesh 110µ without pressure and vacuum gauge P = auxiliary pressure port Coil type F = F84 coil with connector plug M = M8 coil with flexible...

6- Diagrams Nozzle capacity Power consumption High pressure regulation Return Suction Vacuum gauge 8 Pressure gauge 9 Nozzle port 10 Solenoid valve 11 Auxiliary pressure port Printed in Italy - DE113/0404

To convert the DELTA fuel unit from the single pipe version to the two pipe version, do the following: a) Using a 19 mm wrench, remove the 1/4" plug from return port (Fig. 1). b) Located inside the return plug is the by-pass plug. P Remove it with a 4 mm Allen wrench (Fig.2). c) Insert and screw the by-pass plug in the return port (Fig. 3). Fig. 1 19 To convert the DELTA fuel unit from the two pipe version to the single pipe version, do the following: d) Using a 4 mm Allen wrench, unscrew the by-pass plug from the return port (Fig. 3). e) Insert and screw a 1/4" plug into the return port...