GE 20 Owner's Manual And Installation Instructions page 6

About the controls with numberedsettings.
NOTE," T herefrigerator is shippedwith protectivefilm coveringthe temperature controls.
If this film was notremoved duringinstallation, r emoveit now
Initiafly, set the refrigerator control at5 and the freezer control at5 and allow 24 hours
for the temperature to stabilize.
Several adjustments may be required. Adjust the controls one increment at a time, and
allow 24 hours after each adjustment for the refrigerator to reach the temperature you
have set.
Setting either or both controls to 0 stops cooling in both the refrigerator and freezer
compartments, but does not shut off electrical power to the refrigerator.
Performance Air Flow System
Th( P( rlbnnan('("
Air 17ow S)_t('m is d('sigl_( d to
maximiz( t(ml)(ratm'( control in th( r(li'ig(rator
and t]'(ezer ('(mq)artm( nts. This tmiqu( special
R atur( consisls of th( Air 'Ib_x r along th( back
wall of th( r( ti'ig( J;_tor and the Air 'Iimn( l on th(
/)ottom portion of th( [i'( ( z(r r(ar _;dl. Pla(ing
ti)od in ti'ont of th( louvers on thes( ('oral)on( his
will not atti ('t I)( rti)rman('(.