Vortex Combi 26; Vortex Combi 36 - Grant Combi 70 V3 User's Installation Manual

Fig. 29 - Vortex Combi 26
7 Vortex Combi - Pull out the spiral turbulators from
the heat exchanger tubes. See Fig. 31.
Clean the turbulators using a stiff brush
Test the heat exchanger condensate drain by pouring
water into one of the lower tubes and observe whether
the water discharges from the 22 mm condensate
outlet. Replace the turbulators.
8 All boilers - Replace the cleaning door or cover,
securing it in position with the nuts and washers
previously removed.
10 - BOILER SERVICING
Fig. 28 - Combi Max baffle positions
Combi V3, Combi Max and Vortex Combi models
Fig. 30 - Vortex Combi 36
9 Vortex Combi - Remove the condensate trap and
check that it is not blocked and is operating
correctly, i.e. the float is free to move. Clean the
trap and float as required.
Check that the boiler condensate outlet is
unobstructed. Clean if necessary.
IMPORTANT: The condensate trap and
condensate outlet must be checked on every service
and cleaned as necessary.
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