Section 5: Plumbing 3033-005B
5-8 Concordia Xpress Technical Support Manual
2900-300B
Draining the Hot Water Tank
Prior to draining the water tank, the steam tank must be drained first. For
instructions on draining the steam tank, please see page 5-15.
1. Disconnect the power supply to the machine.
2. Disconnect the water supply at the source.
3. Open the machine doors and remove the grounds bin.
4. Open the water drain valve (left side). The red handle should be
vertical.
5. Loosen the line between the water tank and the brew and hot
water valves. Use 1/2” wrench.
6. After the water finishes draining, tighten the line between the
water tank and the brew and hot water valves. Use 1/2” wrench.
7. Close the water drain valve. The red handle should be
horizontal.
8. Replace the grounds bin in the machine and close the machine
doors.
9. Reconnect the water supply at the source.
10. Reconnect the power supply to the machine.
Water Pump and Motor
220Vac motor
140psi
The pump is only activated when brewing espresso, pouring hot water
and filling steam tank. The pump does not inhibit line pressure or water
flow. The water pump and motor is located behind the brew group and
underneath the hot water tank.
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