Pump And Shaft Seal Installation; Wuh Pump - Hobart KitchenAid KD-18 SERIES Service Manual

Fig. 28
B. Dryer Heating Element (5, Fig. 28)
Should the dryer heating element become in-
operative first check to make sure voltage is
reaching element (during dry period). If voltage is
not reaching element, check for faulty energy
saver switch. If voltage is reaching the element
(thru thermal protector) (4, Fig. 28) next check
continuity using an ohmmeter. If no continuity
exists, replace element.
To replace:
I.
Remove dryer unit assembly
(1 ,
Fig. 26).
2. Disconnect electrical leads.
3. Remove the two retaining screws and lift out
dryer heating element (5, Fig. 28).
4. Replace element and reassemble dryer unit.
C. Dryer Blower Unit ( 1 & 3 Fig. 28)
Should the dryer blower motor (3, Fig. 28) fail
to operate , first check the voltage supply. Next
make sure motor shaft is free. If motor remains
inoperative, check motor winding continuity with
ohmmeter. Replace motor if tests prove negative.
To replace:
1. Remove dryer unit assembly
(1,
Fig. 26).
Note terminal location and replace in same
location.
2. Disconnect electrical leads.
3. Loosen mounting screws and rotate unit
counterclockwise to clear mounting screws.
Lift out blower unit.
4. Loosen set screw and pull blower fan wheel
( 1, Fig. 28) from motor shaft.
5. At reassembly, make sure dryer blower motor
cover (2, Fig. 28) is in place.
WASH PUMP, DRAIN PUMP AND MOTOR
SHAFT SEAL REPLACEMENT.
It is not necessary to remove the motor from
the dish washer to install the wash pump , drain
pump or motor shaft seal.
Wash Pump (Figs. 29
&
30)
1. Remove lower rack.
2. Lift up and remove 4-Way Hydro Sweep
(wash arm).
3. Lift up and remove strainer.
4. Remove four retaining screws and lift off
wash arm support
(1 ,
Fig. 29).
5. Remove wash pump impeller retaining screw,
spring washer, cap washer, key washer and
wash pump impeller (2, Fig. 29).
Drain Pump (Figs. 29 & 30)
1. Remove wash pump components.
2. Remove lower pump housing (3, Fig. 29).
3. Remove fine strainer seat
(1 ,
Fig. 30).
4. Remove four retaining screws and lift off
drain inlet cover ( 4, Fig. 29) and drain pump
top (5, Fig. 29).
5. Remove drain pump impeller (6, Fig. 29) and
shaft seal assembly (2, Fig. 30).
Pump and Shaft Seal Installation
- 18 -
1. Proper spacing (working height) of the drain
pump impeller is important. Check shaft seal
working height with the shaft seal height
Fig. 29