AMABILIA DORFC-1 Vacuum Cleaner User Manual


 
Manual 2100-518B
Page 23 of 30
FLUSHING UNIT ONLY (ALSO USED
WHEN REPLACING UNIT, COAXIAL
COIL, HOSE KIT OR PUMP)
1. Connect unit to ow center.
2. Rotate 3-way valve to position shown in Figure 9C.
3. Remove access port caps and plugs and connect either
ush cart or Bard DORGHMT tting (service only -
not intended for primary ush).
4. Attach garden hose to domestic water supply.
5. Purge air from garden hose before connecting to port
in ow center.
6. Attach another length of garden hose to the other port
in the ow center, leading to drain.
7. Flush ow center and unit with domestic water until
air is removed.
8. Close drain valve on discharge hose and pressurize
system to domestic water pressure (approx. 4-75
psig).
9. Remove bleed screw(s) from ow center pump
motors to purge air and replace screw(s).
10. Close valve on supply hose to trap pressure in the
system.
11. Rotate 3-way valves back to normal operating
position (see Figure 9D).
12. Remove water supply hose from ow center and
replace access port caps/plugs.
FLUSHING & CHARGING (CONTINUED)