Safety Pressure Switch (C.s.i. Only) - Beretta Ciao C.A.I Service Manual

4.4.7 SAFETY PRESSURE SWITCH DISASSEMBLY (C.S.I. only)
OPERATION SEQUENCE
7 • Disconnect the boiler from the electricity
supply
• Turn off the gas tap
7.1 Remove the case.
See procedure pag. 25
7.2 Remove air box cover
removing the screws (1) and the clip (2)
7.3 Slide off silicone tubes (3)
7.4 Remove safety pressure switch
from air box svitando le viti (4)
7.5 Remove the 2 fastons from electric
indicator of safety pressure switch
7.6 Remove the silicone tubes (3) from
pressure switch plugs
Work the other way round from the above for reassembly operations.
! !
MAKE FUNCTIONAL TESTS PAGES 65, 66 and 67.
! !
3
ITEM INVOLVED
WITH OPERATION
N. 2 screws and N. 2 clips
N. 2 silicone tubes
N. 2 screws
N. 2 fastons
N. 2 silicone tubes
4
2
caldaie
TOOLS NEEDED FOR
THE OPERATION
Mag. PH2 screwdr.
+broad tipped screwdriver
No tools – by hand
PH1 screwdriver
Small pliers
No tools – by hand
1
27