Condensate Sump - Vaillant ECOmax VUW 236 EH Instructions For Installation And Servicing

7.6 Replacement of condensate
sump
•
Isolate the boiler from the electrical
supply.
•
Remove front casing as in Section
7.1.3 and remove combustion
chamber cover as in Section 7.1.5
•
Pull the condensate sump retaining
clip (1, fig. 67) forward to release
sump.
•
Remove two securing clips (6, fig.
68) by pulling the top of the
securing clip up and forward.
•
Rotate sump draw handle (2, fig.
67) until it is pointing forward, then
slide it down into the condensate
trap (3, fig. 67) clear of the sump.
•
Remove sump by pulling it down at
the front and forward.
•
Check gaskets (1, fig. 69) before
replacing.
•
Replace in reverse order.
fig. 68 (Natural Gas)
fig. 67
fig. 68a (Propane)
fig. 69
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