47
EN
COMBINED GAS VALVE (monobloc) DUNGS
(GASMULTIBLOC)
mod. MD-ZRDLE 415 B01 S22 (1"1/2) /
MB-ZRDLE 420 B01 S22 (2")
LEGEND
1
- Access cover for initial rapid release adjustment
2
- 2nd flame supply adjusting handle
(second position = second stage)
3
- Screw with projecting cylindrical head to clamp
the handle 2 and the ring 5
4
- Terminal board for second position valve (2nd stage)
5
- 1st flame supply adjusting ring
(first position = first stage)
6
- Main valve coil
7
- Pressure regulator (pressure stabiliser)
8
- Gas filter
9
- Safety valve coil
N° 0002910580
Rev. 25/01/00
Pe
Pa
PBr
10 - Pressure switch for min gas pressure (5-120
mbar)
11 - Electric connection for min pressure switch
12 - Electric connection for safety valve
13 - Access cover (laterally sliding) to the pressure
regulator adjusting screw
(min=4 mbar max=32 mbar) approx. 80 full turns
14 - Valve model identification plate (laterally)
15 - Pressure regulator bleeding hole
Pa - Pressure intake after the pressure regulator (1/
8")
Pe - Pressure intake after the filter (1/8")
PBr- Pressure intake after the two-stage-valve (1/8")
