Yamato Scientific WS220 Water Purifiers - Manual (Page 23)

19
Maintenance Method
Replacement of Hose
1. Washing Water Supply Hose Filter
1. After closing the water cock, separate the
connection port from the hose side by
one-touch joint.
2. Remove the plug ② from the ring ①, and
wash the filter ⑦ inserted in the plug with
city water.
3. If clogged badly, remove the filter by using
the flat side of pencil, and wash it by using
brush, etc.
① Ring
② Plug
③ Socket
Sleeve
Tap
④ Spacer
⑤ Mounting
Screw
⑥ Packing
⑦ Filter
Fig. 6
2. Replacement of Hose
Be sure to use the replacement hoses specified by Yamato Scientific.
Replace the pressure-resistant hoses (black and milky white hoses) used in the unit in the following
procedure:
1. Remove the cap nut, and pull off the
hose from the connector.
2. Replace the cap nut and sleeve to the
new hose. Cut the top of the hose as
perpendicularly as possible.
3. Insert the hose to the depth of the
connector, and tighten the cap nut firmly
by way of the sleeve.
Milky White Hose
Back Hose
Cap Nut
Sleeve
Connector
Connector Sleeve Cap Nut