Ariston NEXT OUTDOOR EVO Manual del usuario - Página 25

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Procedure for the water flow servomotor installed

This is a series of machine which has water flow

servomotor system (water proportional valve), it has a

wider adjusting range of water flow, and it works

according to the principle as below: power on, CPU reads

the water flow and judges if the maximum thermal load of

the machine is able to reach the set temperature, if it's

negative, it will activate the servomotor to reduce water

flow to meet the temperature request of client.

If the motor disassembly is required during maintenance,

the following steps should be complied.

1. Mount the water flow servo device in the inlet

connector, cover the plate, make the locating bulge

upward, ensure the locating bulge inserts through the

corresponding hole in the cover plate.

2. Tighten the cover plate screws, then turn the handle of

the water flow servo device clockwise to tighten the

device till the end.

3. Before assembling the servo moter to the cover plate,

connect the servo moter cable with PCB, power on

and enter the PCB setting menu, select LC to reset

the motor at default angle (315°).

When the motor rotation is confirmed to be stopped,

unplug the electric wire. Slightly mount the motor by

aligning 2 locating bulges to the holes of cover plate of

servo-device, tighten screws.

MAINTENANCE