Read Panasonic EP-MA73 / EP-MA73KU892 (serv.man2) Service Manual online
3
2 Technical Descriptions
2.1.
Operation of Electromagnetic Valves and Air Bags
Air massage is operated driving the Pump unit x 1pc, 3-way 3-roll electromagnetic valve, and 3-way 4-roll electromagnetic valve.
1. When the operation stops, the Pump and all the Electromagnetic valves are OFF.
2. While the Reclining lift motor and the Ottoman lift motor operates, the control of air stops.
2. While the Reclining lift motor and the Ottoman lift motor operates, the control of air stops.
(Air is in the ventilation.) However, when the leg stretch operates, the Lift motor operates controlling the air.
3. When in the operation by the Controller Off/on switch, and the Electric reclining lift and the Electric ottoman lift are operated,
the Pump stops. (The air pressure is maintained.)
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