GE EDW4000 Technical Service Manual page 21

through the hub to the lower spray arm and to the
main conduit. The main conduit supplies water to
the middle and upper spray arms.
Inlet Cover
Caution: Use care to avoid breaking the clip on
the hub when removing the main conduit from hub.
Remove the lower wash arm and main conduit to
gain access to the inlet cover and sump.
Fine Filter, Sump Filter, and Sump
The dishwasher must be removed from its instal-
lation to gain access to the sump. The sump
must be removed to allow removal of the fine filter
and sump filter.
Circulation Pump
Note: It is extremely important that the self-tapping
ground-wire screw on the circulation pump is
tightened securely.
The dishwasher must be removed from its instal-
lation to gain access to the circulation pump. The
circulation pump can be activated using service
mode (refer to the
Service Mode
schematic or strip circuit for motor resistance
value.
Lower Wash Arm
Lift and rotate (ccw) the lower spray arm to re-
move it from the hub. Clean the screen on the
water return if necessary.
Middle Wash Arm
Refer to illustration for disassembly.
Upper Wash Arm
Remove screw, plastic bearing, and upper wash
arm.
L1 Output from J2-1
chapter). Refer to
– 19 –
CIRCULATION PUMP
NX
J2-1
M
10
Bearing
Hub
Mid
Bracket
Upper Rack
Mid Conduit
Conduit Carrier
DOOR
INTERLOCK
WR WX
N
NO COM
Nut
Middle
Spray
Arm
Screw
Tab
(Optional)