Wolf COB Series Maintenance Instructions Manual page 12

Item Step
41 Flip up the control unit.
42 Replace the upper casing lid.
43 Hook in the front casing at the bottom and secure with two screws at the top.
44 Check the system pressure, and top up heating water if required.
45 When you notice a loss of water, check the expansion vessel inlet pressure.
Test run
46 Reset the MCB.
47 Switch on the oil condensing boiler at the ON/OFF switch.
48 To test flue gas emissions, set the temperature selector to emissions test mode or, in
the case of the BM programming module, set the program selector switch to emissions
test mode.
49 Carry out an inlet air test.
If the CO > 0.2%, check that there are no leaks in the flue.
2
50 Carry out flue gas testing in emissions test mode.
Inlet air temperature
Flue gas temperature stage 1
Carbon dioxide content (CO
Flue gas temperature stage 2
Carbon dioxide content (CO
Flue gas loss
51 Check control accessories.
Check the protective anode on the CS stratification cylinder (if installed).
52 Pull the cable away from the lug.
53 Test the current between the lug at the protective anode and the cable. (> 0.3 mA)
(Testing only works when the cylinder has been filled.)
54 If the current is < 0.3 mA, check the anode, and replace if necessary.
55 Reaffix the cable to the lug.
Confirm maintenance (company stamp, signature)
Date:
Confirm maintenance (company stamp, signature)
Date:
Confirm maintenance (company stamp, signature)
Date:
12
5. Overview of the steps to be taken
and maintenance report
) stage 1
2
) stage 2
2
Confirm maintenance (company stamp, signature)
Date:
Confirm maintenance (company stamp, signature)
Date:
Confirm maintenance (company stamp, signature)
Date:
Report item
3062549_201510