Armitage Shanks Avon 21 - Maintenance: Clearing Pilot Hole

10
10 MAINTENANCE (CLEARING PILOT HOLE)
4. Check run time
Replace the handle temporarily & press it to check
the run time. If the run time is satisfactory secure
the handle (reverse sequence above). Otherwise
remove the handle & make further adjustments.
+
-
4
3
3. Adjustment
With the handle removed, engage the
“run time adjustment key” (provided) into
the cut-outs in the brass adjusting ring
Clockwise rotation will
provide longer run time, &
conversely anti-clockwise
rotation will provide shorter
run time. (Cartridge not
shown for clarity).
To access the
cartridge assembly,
rst remove the
brass housing shown.
The lobe on the brass
housing will prevent rotation
when secured gently in a vice. Use 22mm
spanner to unscrew the cartridge from the
housing.
TAKE CARE TO AVOID
DAMAGING BRASS
HOUSING
In the event that the tap begins to run continuously, it will be neces-
sary to manually clear the pilot hole inside the cartridge.
Handle removal: Firstly remove the handle as detailed in
section 9.
ENSURE WATER SUPPLIES HAVE BEEN ISOLATED.
Remove the cartridge from the tap body as detailed in section 11.