elco GHO-Tron 7.15000 R, Operating Instructions Manual

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420010263301 GHO - TRON 7.15000 / 7.17000 R
EN
CHECKS TO BE MADE TO ENSURE A PROPER INSTALLATION
Before proceeding with the filling of the fuel system and subsequent burner start up, it is advisable to carry out the fol-
lowing checks:
- Power line must be adequate to system’s adsorbed load
- Fuses must be adequate to the system’s load
- Boiler’s thermostats must have been properly connected
- Voltage and frequency must be within the specified limits
- Fuel type must be the one specified by the burner manufacturer
- Feed piping section must be adequate to the requested fuel flow rate
- Filters, cocks as well as fittings must have been properly installed
- Blast tube length must be the one specified by the boiler manufacturer
- Nozzle’s flow rate of the burner must be adequate to boiler’s output
BEFORE PROCEEDING WITH THE FILLING OF THE OIL SYSTEM, CHECK
THE FOLLOWING POINTS
- Motor’s direction of rotation (with 3phase version)
- There must be fuel in the tank.
- Fuel cocks must be open.
- Fuel return piping must be free from obstructions.
After having checked all the above items, proceed as follows:
- Connect a fuel pressure gauge.
- Disconnect the resistors power cable from the motor’s remote control switch, and insulate it temporarily
- Unplug the safety box
- To press manually with a screwdriver on the pump motor’s remote control switch, until the oil system is filled up(fig.B).
Note: the oil system can be considered filled when pressure gauge will show a constant reading.
When done, restore initial conditions.
fig. B