Whirlpool EV150, EV200 User Manual

THIS SERVICE POINTER APPLIES TO THE FOLLOWING BRANDS:
P
Whirlpool Refrigeration
Defrost Drain Icing Up
No Frost Models EV200 & EV150
COMPLAINT:
Water running onto freezer floor and then freezing.
CAUSE:
Not enough heat radiating into defrost drain area to keep ice from building up during defrost.
CORRECTION:
R4322465
August, 1998
Ice in Drain and on
Freezer Floor
Remove ice from freezer floor and defrost drain area and install Heat Shield Kit #4357284.
See Figure 1.
Evaporator Cover
Drain Trough
FIGURE 1FIGURE 1
FIGURE 1
FIGURE 1FIGURE 1
(continued)
The kit contains the following:
(3)
4 each Nylon Ties 1 each Heat Shield 3 each Aluminum Pop-Rivets 1 each Instruction Sheet
The instructions listed below are more detailed than those included in the Heat Shield Kit:
NOTE: T o replace the heat shield, the e vaporator mount­ing plate must be removed.
1. Remove evaporator cover and ground wire.
2. T o remov e the evaporator mounting plate perf orm the following steps.
a) Disconnect wiring to f an motor and defrost heat-
er and free wiring from retainer clips.
b) Remo ve defrost bi-metal and f an assemb ly from
evaporator mounting plate.
c) Remove thermostat sensor from the two retain-
ing clips.
d) Remo ve air b locks from both sides of the e v apo-
rator.
NOTE: Do not discard these. They must
be reinstalled later.
e) Remove the two mounting screws securing the
evaporator to the mounting plate.
f) Remove e vaporator mounting plate screws. Gen-
tly swing the left side of the evaporator out, and carefully slide out the mounting plate. The glass defrost heater is still mounted in the heat shield.
3) To replace the heat shield on the evaporator plate perform the following steps:
CAUTION: Special care must be taken when han­dling the glass defrost heater element.
l Hold the heater assembly by the insulated end
caps. Touching the glass with your fingers will deposit salt on the glass and cause early failure.
l Be careful not to pull the end caps off the glass
tube. The end caps are not sealed to the glass tube.
a) Cut the wire ties and carefully remo ve the heater
from the heat shield.
b) Using a side cutter cut the inside part of the (3)
pop rivets that secure the heat shield to the ev ap­orator mounting plate. Remove and discard ex­isting heat shield.
c) Flatten the bottom section of evapor ator mount-
ing plate to at least ¼” from the back freez er wall.
See Figure 2.
d) Install the new heat shield using (3) aluminum
pop-rivets (included).
not available, small aluminum or stainless steel screws (obtained locally) can be used. Do not use steel screws. They will rust.
e) Re-install heater element into the new heat shield
using the (2) nylon ties.
4) Re-install evaporator mounting plate, evaporator, components and wiring.
5) Re-install ground wire and evaporator cover.
6) Bend forward the bottom section of the evaporator cover appro ximately 30° but not to protrude past unit drain trough.
See Figure 2.
NOTE: If a pop rivet tool is
Bottom View
Evaporator Evaporator Cover Heat Shield
Bend Forward
FIGURE 2FIGURE 2
FIGURE 2
FIGURE 2FIGURE 2
— 2 —
Side View
Evaporator
Mounting Plate
Pop Rivets
Flatten ¼” Max. fro m Freez er Wall
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