Rev.00 - Jan. 2013
67
New Plus
42-45-50-55
15.4 INSPECTION AND CLEANING PUMP FILTER
The pump is provided by the suction side of a filter to prevent the accidental entry of
foreign bodies in the pump body, such a possibility does not constitute a hazard and
can only cause damage to the impeller shown by a drop in pressure reported by gauge.
The clogging of the filter pump causing an immediate lowering of pressure delivery.
If necessary check the cleanliness of the filter:
1. Position the lever of the three-way cock (P6) in position “
C
”.
2. Position the lever of the three-way cock (P2) in position “
C
”.
3. Unscrew the plug (1) and eventually remove the foreign body present in to the filter.
4. If necessary, unscrew the nuts (2) and remove the filter (4), to clean completely.
5. Replace the filter by paying attention to the conditions and the proper placement of the O.Ring (5).
6. Close the screw plug (1).
7. Position the lever of the three-way cock (P2) in position “
A
” -
WORKING
.
8. Position the lever of the three-way cock (P6) in position “
A
” -
WORKING
.
1
1
2
3
4
5
LEGEND
1. SCREW PLUG WITH CHAIN
2. NUT
3. WASHER
4.PUMP FILTER
5. O.RING
00985
