Whirlpool EV200 Service manual

THIS SERVICE POINTER APPLIES TO THE FOLLOWING BRANDS:
Whirlpool Refrigeration
Defrost Drain Icing Up
No Frost Models EV200 & EV150
CAUSE:
COMPLAINT:
Water running onto freezer floor and then freezing.
Not enough heat radiating into defrost drain area to keep
ice from building up during defrost.
CORRECTION:
Remove ice from freezer floor and defrost drain area and
install Heat Shield Kit #4357284. See Figure 1.
Evaporator Cover
Ice in Drain and on
Freezer Floor Drain Trough
FIGURE 1FIGURE 1
FIGURE 1FIGURE 1
FIGURE 1
(continued)
P
R4322465
August, 1998

The kit contains the following:
4 each Nylon Ties
1 each Heat Shield
3 each Aluminum Pop-Rivets
1 each Instruction Sheet
Theinstructionslistedbelowaremoredetailedthanthose
included in the Heat Shield Kit:
NOTE: Toreplace the heatshield, the evaporatormount-
ing plate must be removed.
1. Remove evaporator cover and ground wire.
2. To removetheevaporatormounting plate perform the
following steps.
a) Disconnect wiring to fan motor and defrost heat-
er and free wiring from retainer clips.
b) Remove defrost bi-metal and fan assembly from
evaporator mounting plate.
c) Remove thermostat sensor from the two retain-
ing clips.
d) Remove air blocks from both sides of the evapo-
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) Removeevaporatormountingplatescrews.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 han-
dling the glass defrost heater element.
lHold the heater assembly by the insulated end
caps. Touching the glass with your fingers will
deposit salt on the glass and cause early failure.
lBe 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 remove the heater
from the heat shield.
b) Using a side cutter cut the inside part of the (3)
poprivetsthatsecuretheheatshieldtothe evap-
orator mounting plate. Remove and discard ex-
isting heat shield.
c) Flatten the bottom section of evaporator mount-
ingplate to at least ¼”from thebackfreezerwall.
See Figure 2.
d) Install the new heat shield using (3) aluminum
pop-rivets (included). NOTE:If a pop rivet tool is
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 newheatshield
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 approximately 30° but not to protrude past unit
drain trough. See Figure 2.
Heat Shield
Bend Forward
Flatten ¼” Max.
from Freezer Wall
Evaporator
Mounting Plate
Evaporator Cover
(
3
)
Pop Rivets
Side View
Bottom View
Evaporator
FIGURE 2FIGURE 2
FIGURE 2FIGURE 2
FIGURE 2
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