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8.7
Replace oil pump
1.
Disconnect the main power and shut off the fuel supply.
!
Before obtaining access to electrical and fuel line components
all supply circuits must be disconnected.
Disconnect oil lines and electrical connections from pump and valves.
2.
3.
Disconnect solenoid valve block from safety valve.
4.
Loosen screws (J) and pull out oil pump.
5.
Remove safety valve from pump.
6.
Move the pump coupling to the new pump.
7.
Install safety valve on new pump.
Install oil pump on burner and tighten screws (J). (Important that the
8.
pump shaft splines correctly in the pump coupling).
9.
Refi t solenoid valve block and safety valve.
10.
Connect oil lines and electrical connection.
11.
Switch on the main power and open the fuel supply.
12.
Bleed the pump, start the burner and set the correct oil pressure (see
Technical data for correct output).
13.
Start burner and check/adjust combustion.
J
When servicing/replacing components that aff ect combustion,
!
fl ue gas analysis and soot test must be carried out following
installation.
34
Bentone
165 405 21
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