Hobart KitchenAid KD-18 SERIES Service Manual page 12

The multiple connector plugs not only eliminate
potential service problems, but also make the
service technician's job easier by making the timer
readily available for connecting or disconnecting
from the wiring harness(es) and to test equipment
or a test timer.
With the KDS-18 (SUPERBA) dishwasher, the
timer has a dial face printed around the timer
socket ( 4, Fig. 14 ). The notch on the socket points
to the part of the cycle in which the timer is then
operating. Check timer operation by comparing it
with the operation of the components pro-
grammed for each part of that cycle.
If the KDS-18 timer is erratic, malfunctioning or
inoperative , check as follows:
1. Disconnect power supply .
2. Remove four timer bracket retaining screws
(3, Fig. 14).
3. Remove timer and disconnect electrical plugs
(1,
Fig. 14) (white) and (2, Fig. 14) (black).
4.
Disconnect the black leads on timer motors
that connect to "C" leads on Action In-
dicator lights.
5. Connect the two plugs into a test timer of
assured proper operating condition.
6. Reconnect power supply to dishwasher and
operate dishwasher through cycles.
7. If replacement does NOT correct problem,
reconnect the plugs into the original timer
and check other areas for malfunction.
8. Reverse the disassembly procedure to replace
a new timer.
TIMER (KDP-18, "PATRICIAN") (Fig. 15)
The KDP-18 timer has a direct drive motor and
also a rapid advance motor. The timer has a dial
face printed around the timer socket ( 4, Fig. 15).
The notch on the socket points to the part of the
Fig. 14
- 13 -
Fig. 15
cycle in which the timer is then operating. Check
timer operation by comparing it with the oper-
ation of the components programmed for each
part of that cycle.
The KDP-18 uses multiple connector plugs to
connect the electrical harness with the timer.
These connectors make the timer readily available
for connecting and disconnecting from the wiring
harness to the test equipment or a test timer.
If the KDP-18 timer is erratic, malfunctioning or
inoperative, check as follows:
1. Disconnect power supply.
2. Remove the four timer bracket retaining
screws (3, Fig. 15).
3. Remove timer and disconnect the electrical
plugs
(1 ,
Fig. 15) (white) and (2, Fig. 15)
(black).
4. Connect the two plugs into a test timer that
is in proper operating condition.
5. Reconnect power supply to dishwasher and
operate dish washer through the cycles.
6. If replacement does NOT correct the condi-
tion , reconnect the electrical plugs into the
original timer and check other areas.
7. Reverse the disassembly procedure to replace
a new timer.
TIMERS (KDC AND KDI) KDI TIMER (SHOWN)
(Fig. 16)
(Timers are direct drive and move approx. 6° in 60
seconds).
If the timer is erratic, malfunctioning or inoper-
ative, check as follows:
1. Disconnect power supply.
2. Remove the control panel and outer door
panel.
3. Remove the four timer bracket retaining
screws.