Saunier Duval Themaclassic F30E SB Instructions For Use Installation And Servicing page 51

20.20 Central heating pump head, refer to diagram
20.11.
Before starting refer to the front of Section 20 Important
information.
• Remove the front panel, refer to Section 17.3.
• Lower the control panel, refer to Section 17.4.
• Drain down central heating water circuit of the boiler only,
refer to relevant part of diagram 20.1.
Note: it is not necessary to drain down the entire heating
system to carry out this work.
• For ease of access if required remove the right hand side
panel, refer to Section 17.6.
• Undo four head fixing screws and remove pump head.
• Gain access to the pump electrical connection box and
remove cover.
• Disconnect pump cable from pump (avoid straining cables).
• Connect electrical connection to replacement pump head.
• Fit replacement pump head.
20.21 (F30E/F35E Only) Filling system tap, refer to
diagram 20.12.
Before starting refer to the front of Section 20 Important
information.
• Remove the front panel, refer to Section 17.3.
• Lower the control panel, refer to Section 17.4.
• Drain the hot water circuit only, refer to relevant part of
diagram 20.1.
• Pull of the filling loop tap extension.
• Pull out slotted metal clip securing tap into housing, remove
tap.
• Pull out slotted metal clip and remove pipe from tap.
20.22 (F30E/F35E Only) Reduced pressure zone valve
(RPZ), refer to diagram 20.12.
Before starting refer to the front of Section 20 Important
information.
• Remove the front panel, refer to Section 17.3.
• Lower the control panel, refer to Section 17.4.
• Drain down the boiler only, refer to relevant part of
diagram 20.1.
• Pull out slotted metal clip securing pipe to RPZ.
• Pull out slotted metal clip securing RPZ into housing,
remove RPZ.
20 Replacement of Parts
F30E shown
REDUCED PRESSURE ZONE VALVE (RPZ)
F30E/F35E Only
51
HEX HEAD
SCREW
(4 OFF)
PUMP HEAD
PUMP
ELECTRICAL
CONNECTION
BOX
Diagram 20.11
FILLING TAP Diagram 20.12
4000123924-2