Sharp SWD-78EHL-SL Service Manual page 16

9. Change drain seal and cap
9.1 Open the door to Stop pumping water
9.2 Unscrew on bolt then take out the drain cap
9.3 Pull out the seal. CAUTION: Water may be hot!
9.4 Change new seal and cap.
9.5 Close the door.
10. Change hot tank assembly
10.1 Switch off the hot tank and drain out water from the drain cap.
10.2 Open an angle for the condenser by unscrewing 6 bolts on the back.
10.3 Remove the door hinge plate by unscrewing 3 bolts, remove the door rope then remove the
door.
10.4 Unscrew the bolts for middle panel from the front and back, then take off the middle panel.
10.5 Unscrewing 3 bolts out from the front to remove the hot tank assembly
10.6 Pull out 3 silicone tubes from the hot tank. CAUTION : Do not scratch the silicone tubes.
10.7 Pull off the wires by pressing down the locks.
10.8 Change a new hot tank assembly, and connect the wires, then plug back the silicone tubes with
a little water as lubrication. CAUTION: Do not twist the silicone tubes
10.9 Make sure the the hot tank is switched off by switch or the touch panel on the LCD panel then
plug in power and
10.10 Press down the door switch by hand and let dispenser pump water into the hot tank.
10.11 Draw water out from the hot tap to check the water flow. And check if there is water leak by
hand light.
10.12 Install the middle panel back, then condenser and door.
11. Change pump
11.1 Open the door and pull of the 1/4" PE tube.
How to change parts
page 19