Filling The Expansion Vessel With Air; Guarantee - Tallas Pumps P1 780 W Instrucciones De Instalación Y Mantenimiento

FAULT
7. The pump
activated
deactivated
frequently
8. The pump vibrates
and operates noisily.

FILLING THE EXPANSION VESSEL WITH AIR

The pressure in the expansion vessel must be approx. 23.2 +- 2.9 psi. It is preloaded in the factory, so at the first start-up
no operation is required.
To fill it with air you need an air pump or a device for inflating tyres with a pressure gauge (manometer).
1. Unscrew the protective cover.
2. Apply the air pump or the tyre inflating device to the valve of the boiler, pump air until the pressure gauge indicates about
23.2 +- 2.9 psi.
3. Screw the protective cover back on.

12. GUARANTEE

Any modification made without prior authorisation relieves the manufacturer of all responsibility. All the
spare parts used in repairs must be authentic and all accessories must be authorised by the manufacturer,
in order to ensure maximum safety of the machines and of the systems in which they may be installed.
This product is covered by a legal guarantee (for 24 months from date of purchase) against all defects that can be assigned
to manufacturing faults or to the material used.
The product under guarantee may, at discretion, either be replaced with one in perfect working order or replaced free of
charge if the following conditions are observed:
 the product has been used correctly in compliance with the instructions and not attempt has been made to repair
it by the buyer or by third parties.
 the product has been consigned to the outlet where it was purchased, attaching a document as proof of purchase
(invoice or cash register receipt) and a brief description of the problem found.
The impeller and parts subject to wear are not covered by the guarantee. Intervention under guarantee does not extend
the initial guarantee period in any way.
CHECKS (possible cause)
is A. Damaged diaphragm of the expansion
and vessel
too B. The expansion vessel pressure is too
low
A. Check that the pump and the pipes are
firmly anchored.
B. There is cavitation in the pump, that is
the demand for water is higher than it is
able to pump.
C. The pump is running above its plate
characteristics.
ENGLISH
A. Have the diaphragm replaced by an
authorised service technician.
B. Load the expansion vessel to 1.6 +-0.2
bar.
A. Fix the loose parts more carefully.
B. Reduce the intake height or check for
load losses.
C. It may be useful to limit the flow at
delivery.
5
REMEDY