Installation (cont.)
Testing:
1)
Turn on gas supply and check that all joints are gas-tight using leak detection fluid.
2)
Turn on external and internal water taps and check that all joints are water-tight.
3)
Remove steamer furniture and interceptor tray. Check that water level is up to the mark on rear
of steamer tank. Open and shut drain valve to check that ball valve operates, to bring water back
to correct level.
4)
Connect a water gauge to pressure test point on burner injector elbow, light appliance and check
that the pressure shown on gauge agrees with that on Data Plate.
5)
Check the pressure and adjust if required.
6)
Check that pilot flame impinges correctly on flame failure thermopile and thermocouple to
ensure operation of burner. Adjust pilot flame, if necessary, using adjusting screw (see
illustration) on multifunction valve.
TP
TH
TP TH
THERMOSTAT
GAS VALVE
WHITE
RED
THERMOPILE
THERMOCOUPLE
HEADER
TANK
FLOAT
SWITCH
PILOT
Manual Part No: 931762-01
MV1 Gas Steamer
- 10 –
Manual Rev No: 2
