Sub-Zero 700 Service Manual page 14

Component Removal
Lower Evaporator Cover Removal
(Model 736TFI)
The lower evaporator cover is held in place with
screws. At the left side the screws are hidden by the
heat-exchanger cover; at the top screws secure the
evaporator cover to ceiling, and at the right side screws
pass through the side flange to hold it in place.
To remove the evaporator cover, first remove drawers,
left side drawer slides, heat exchanger cover and ice-
maker, then (See Figure 7-29):
1. Extract all mounting screws.
2. Pull evaporator cover toward left wall, then pull
assembly out through upper drawer opening.
Drain Trough Heater Removal
(Models 736TFI, 736TCI)
The drain trough heater in the lower compartment is
positioned just above the drain trough and held in place
by three heater brackets.
To remove the drain trough heater, first remove draw-
ers, left side drawer slides, heat exchanger cover and
the evaporator cover, then
1. Pull heater up and out of notches in the side brack-
ets, and down and out of notches in middle bracket.
2. Pull heater toward left until electrical connections
emerge from behind switch enclosure, then discon-
nect electrical leads.
Lower Evaporator Fan Shroud Removal
(736TCI)
The lower evaporator fan shroud is attached to the
evaporator fan bracket assembly with two screws.
To remove the lower evaporator fan shroud, first
remove drawers, left side drawer slides, heat exchanger
cover and the evaporator cover. Then, extract the
screws that pass through the fan shroud into the evapo-
rator fan bracket. (See Figure 7-31)
#7015817 - Revision A - January, 2010
INTEGRA TED
INTEGRA TED
(See Figure 7-30):
(736 T (736 T all SWS #2970000) all SWS #2970000)
Screw
Screw
Figure 7-29. Evaporator Cover Removal
Heater Brackets
Figure 7-30. Drain Trough Heater (736TCI Shown)
Figure 7-31. Evap Fan Shroud
7-14
SERIES
SERIES
Screws
Evaporator Cover
Electrical Connections
Drain Trough Heater
Screws
Evaporator
Fan Shroud