Bosch Condens 4700iW - Keyless Filling Link; Keyed Filling Link; External Filling Loop

Prepare for operation
7
Condens 4700iW – 6721864484 (2023/04)
Keyless filling link
Locate the filling link (underneath the appliance on the right hand side)
and follow the instructions for re-pressurising the system.
Re-pressurise the system.
▶ To start the filling process, pull the lever [1] down.
– The pressure menu indicator moves, the displayed message may
change.
▶ To stop the filling process, Release the lever [1] when the:
– Pressure menu [2] indicates the pressure is ok and the pressure
menu indicator is in the green zone.
▶ Top up the system pressure, if as a result of the air bleeding, the
pressure drops off.
Fig. 6 Keyless filling link
Keyed filling link
Remove the bottom panel to locate the filling key and filling link
(underneath the appliance on the right hand side), follow the
instructions for re-pressurising the system.
Refer to figure 7.
▶ Locating the filling key into position.
– Push the filling key [3] firmly into the body of the filling link,
ensuring the arrow [4] on the key shaft lines up with the open
padlock [1] symbol.
– Turn the filling key [3] to the right, to the stop, ensure the key is
locked and that it cannot still turn. The arrow [4] should line up
with the closed padlock [2] symbol.
Re-pressurise the system.
Do not over-tighten the white knob [6] when closing.
▶ To start the filling process, turn the white knob [6] to the left.
– The pressure menu indicator moves and the displayed message
may change [5].
▶ To stop the filling process, turn the white knob [6] to the right to close
the valve when:
– The pressure menu reads OK and the pressure menu indicator is
in the green zone [7].
▶ Top up the system pressure, if as a result of the air bleeding, the
pressure drops off.
Once the pressure has settled between 0.8 and 1.7 bar.
▶ Ensure the valve is closed.
▶ Remove the filling key.
– Turn the filling key [3] to the left, to the stop, so that the arrow {4]
lines up with the open padlock symbol [1].
– Pull the key straight down to remove. Please remember to store
the key in a safe place.
Fig. 7 Keyed filling link
External filling loop
Once the external filling loop and pressure menu has been located,
follow the instructions for re-pressurising the system.
Refer to figure 8.
▶ Unscrew the blanking cap [1].
▶ Attach the hose [2] to the valve.
– Usually one end of the hose is already connected to one of the
system fill isolation valves.
▶ Ensure both ends [3] of the hose are screwed on hand tight.
▶ Monitor the pressure menu.
– The system fill isolation valves [4] are in a closed position (the
handle/screwdriver slot is across the valve).
▶ Turn the handle/screwdriver slot through 90° to open valves and
slowly fill the system.
– The system fill isolation valves [5] are opened (the handle/
screwdriver slot is in-line with the valve).
– The pressure menu indicator moves and the displayed message
may change [6].
0010022968-001
1
1
2
6
6
2
1
4
4
3
3
4
3
3
1
Fault - 1017
Pressure: 0.7 bar
System pressure
too low
5
Pressure OK: 1.7 bar
System pressure ok.
Stop refilling
7
0010033764-001