BLUEHELIX PRO RRT 32 C
Circulating pump
Before carrying out the following instructions it is advisable to protect the area and the boiler's PCB housing
A
against accidental water spillage.
1
2
fig. 38
•
Isolate the power supply and close the Gas isolation valve to the boiler.
•
Pull up the security tab "1" of fig. 38 then remove both electrical connections to the pump "2".
•
Close the flow & return Isolation valves, & drain the water in the boiler "3" of fig. 39 " (see "System draining" on
page 8).
•
Unscrew ( 4 x 5mm Allen key bolts) and remove the circulating pump motor assembly of fig. 40 .
•
Replace in reverse order, refill the boiler, re-establish the power supply & test
EN
fig. 39
cod. 3541T030 - Rev. 00 - 10/2019
fig. 40
33