USER GUIDE & SER VICE MANU AL
1 Class ● UHFZ124 ● 24” Con v ertible F r eezer
USER GUID E & SERVICE MANUAL
u - l i n e. c o m
Table of Contents
Intro
Safety
Safety and Warning
Disposal And Recycling
Installation
Environmental Requirements
Electrical
Cutout & Product Dimensions
Side by Side Installation
Anti-Tip Bracket
General Installation
Grille Installation
Door Swing
Door Adjust
Product Liability
Warranty Claims
Ordering Replacement Parts
System Diagnosis Guide
Compressor Specifications
Troubleshooting Extended
Control Operation - Service
Thermistor
Defrost
Remove Fan and Cover
Warranty
Interior Adjustments
Maintenance
Free Standing Kit
Cleaning
Cleaning Condenser
Extended Non-Use
Operating Instructions
First Use
Control Operation
Airflow and Product Loading
Service
Troubleshooting
USER GUIDE
u-line . com
WEL COME T O U-LINE
Congratulations on y our U-Line purchase . Y our product comes from a compan y with o v er v e decades of pr emium modular ice
making, r efrigeration, and wine pr eserv ation experience . U-Line cr eates products focused on functionality , style , and inspir ed
inno v ations — pa ying close attention to e v en the smallest det ails . Applications include r esidential, outdoor , AD A height
compliant, marine , and commercial. Complete product categories include Be v erage Centers , Wine R efrigerators , I ce Machines ,
R efrigerators , F r eezers , and Dispensers .
Our adv anced r efrigeration s y stems , large and exible capacities , and Built - In to St and Out ® clean integrated look allow y ou
to pr eserv e the right product, in the right place , at the right temperatur e . Since 2014, U-Line has been part of the Middleb y
family of brands . All products ar e designed, engineer ed, and assembled in Milwauk ee , Wisconsin, USA, and select products
ar e a v ailable worldwide .
PR ODUC T INF ORMA TION
L ooking for additional information on y our product? User Guides , Spec Sheets , CAD Drawings , Compliance Document ation,
and Product W arranty information ar e all a v ailable for r ef er ence and download at u-line . com.
PR OPER TY D AMA GE / INJUR Y CONCERNS
In the unlik ely e v ent property damage or personal injury is suspected r elated to a U-Line product, please t ak e the following
steps:
1. U-Line Customer Car e must be cont acted immediately at +1.414.354.0300.
2. Service or r epairs performed on the unit without prior written appro v al from U-Line is not permitted. If the unit has been
alter ed or r epair ed in the eld without prior written appro v al from U-Line , claims will not be eligible .
GENERAL INQUIRIES
U-Line Corporation
8900 N. 55th Str eet
Milwauk ee , Wisconsin 53223 USA
Monda y - F rida y 8:00 am to 4:30 pm CST
T : +1.414.354.0300
Email: sales@u-line . com
u-line . com
SER VICE & P AR TS A S SIST ANCE
Monda y - F rida y 8:00 am to 4:30 pm CST
T : +1.414.354.0300
Service Email: onlineservice@u-line . com
P arts Email: onlineparts@u-line . com
CONNEC T WITH US
Introduction
Designed, engineer ed and assembled in WI, USA
3
USER GUIDE
u-line . com
Saf et y and W arning
NO TICE
Please r ead all inst ructio ns befor e inst alling,
o perat ing, o r ser vicing t he appliance .
Use this appliance fo r its i ntended purpose only and follow
these general pr ecautio ns with tho se listed thro ughout this
guide:
SAFETY ALER T DEFINITIONS
Throughout this guide ar e saf ety items labeled with a
Danger , W arning, or Cautio n based o n the risk type:
DANGER
!
Danger means t hat failur e to fo llo w t his saf et y
st atement will r esult in se v er e per so nal injur y o r
deat h.
DANGER
!
This unit cont ains R600a (Isobut ane) which is a
ammable h y drocarbon. It is saf e for r egular
use . Do not use sharp object s to expedite
defrosting. Do not ser vice without consulting the
“R600a specications” section included in the
User Guide . Do not damage the r efrigerant
circuit.
WARNING
!
Ser vice must be done b y factor y authorized
ser vice per sonnel. An y par t s shall be r eplaced
with lik e component s . F ailur e to comply could
incr ease the risk of possible ignition due to
incorr ect par t s or improper ser vice .
WARNING
!
W arning means that failur e to fo llo w this saf et y
st atement could r esult in serio us per so nal injur y
o r deat h.
CAUTION
!
C autio n means t hat failur e t o follo w this saf et y
st atement ma y r esult in minor or mo derate
per so nal injur y , proper t y , or equipment damage .
C ALIF ORNIA PR OPOSITION 65
This product cont ains chemicals known to the
st ate of C alifornia to cause cancer and bir th
def ect s or other r eproductiv e harm.
www .P65warnings . C A. go v
CAUTION
!
This equipment is to be inst alled with adequate
backow protection to comply with applicable
f ederal, st ate and local codes .
Saf ety and W arning
4
USER GUIDE
Disposal and R ecy cling
DANGER
!
RISK OF CHILD ENTRAPMENT . Befo r e y o u thro w
awa y y o ur o ld r efrigerat o r or fr eezer , t ak e o
the do o r s and lea v e shelv es in place so childr en
ma y no t easily climb inside .
If the unit is being r emo v ed from service for disposal,
check and o be y all f ederal, st ate , and lo cal r egulatio ns
r egarding the disposal and r ecy cling o f r efrigeratio n
appliances , and fo llow these steps co mpletely:
1. R emo v e all consumable co ntents from the unit.
2. Unplug the electrical cord from its sock et.
u-line . com
3. R emo v e the door(s)/drawer(s).
Disposal and R ecy cling
5
U S E R G U I D E
E n v ir o n m e n ta l R e q u ir e m e n t s
Th i s m o d e l i s i n t e n d e d f o r i n d o o r / i n t e r i o r a p p l i c a t i o n s o n l y
a n d i s n o t t o b e u s e d i n i n s t a l l a t i o n s t h a t a r e o p e n /
e x p o s e d t o n a t u r a l e l e m e n t s .
Th i s u n i t i s d e s i g n e d t o o p e r a t e b e t w e e n 5 0 ° F ( 1 0 ° C ) a n d
1 0 0 ° F ( 3 8 ° C ) . H i g h e r a m b i e n t t e m p e r a t u r e s m a y r e d u c e
t h e u n i t ’ s a b i l i t y t o r e a c h l o w t e m p e r a t u r e s a n d / o r r e d u c e
i c e p r o d u c t i o n o n a p p l i c a b l e m o d e l s .
F o r b e s t p e r f o r m a n c e , k e e p t h e u n i t o u t o f d i r e c t s u n l i g h t
a n d a w a y f r o m h e a t g e n e r a t i n g e q u i p m e n t .
I n c l i m a t e s w h e r e h i g h h u m i d i t y a n d d e w p o i n t s a r e
p r e s e n t , c o n d e n s a t i o n m a y a p p e a r o n o u t s i d e s u r f a c e s .
Th i s i s c o n s i d e r e d n o r m a l . Th e c o n d e n s a t i o n w i l l
e v a p o r a t e w h e n t h e h u m i d i t y d r o p s .
u - l i n e . c o m
D a m a g e s c a u s e d b y a m b i e n t t e m p e r a t u r e s o f
4 0 °F ( 4 °C ) o r b e l o w a r e n o t c o v e r e d b y t h e
w a r r a n t y .
Environmental Requirements
6
U S E R G U I D E
E le c tr ic a l
S H O C K H A Z A R D — E l e c t r i c a l G r o u n d i n g
R e q u i r e d . N e v e r a t t e m p t t o r e p a i r o r p e r f o r m
m a i n t e n a n c e o n t h e u n i t u n t i l t h e e l e c t r i c i t y h a s
b e e n d i s c o n n e c t e d .
N e v e r r e m o v e t h e r o u n d g r o u n d i n g p r o n g f r o m
t h e p l u g a n d n e v e r u s e a t w o -p r o n g g r o u n d i n g
a d a p t e r .
A l t e r i n g , c u t t i n g o r r e m o v i n g p o w e r c o r d ,
r e m o v i n g p o w e r p l u g , o r d i r e c t w i r i n g c a n c a u s e
s e r i o u s i n j u r y , f i r e , l o s s o f p r o p e r t y a n d / o r l i f e ,
a n d w i l l v o i d t h e w a r r a n t y .
u - l i n e . c o m
N e v e r u s e a n e x t e n s i o n c o r d t o c o n n e c t p o w e r t o
t h e u n i t .
A l w a y s k e e p y o u r w o r k i n g a r e a d r y .
N O T I C E
E l e c t r i c a l i n s t a l l a t i o n m u s t o b s e r v e a l l s t a t e a n d
l o c a l c o d e s . T h i s u n i t r e q u i r e s c o n n e c t i o n t o a
g r o u n d e d ( t h r e e -p r o n g ) , p o l a r i z e d r e c e p t a c l e
t h a t h a s b e e n p l a c e d b y a q u a l i f i e d e l e c t r i c i a n .
Th e u n i t r e q u i r e s a g r o u n d e d a n d p o l a r i z e d 1 1 5 V A C ,
6 0 H z , 1 5 A p o w e r s u p p l y ( n o r m a l h o u s e h o l d c u r r e n t ) . A n
i n d i v i d u a l , p r o p e r l y g r o u n d e d b r a n c h c i r c u i t o r c i r c u i t
b r e a k e r i s r e c o m m e n d e d . A G F C I ( g r o u n d f a u l t c i r c u i t
i n t e r r u p t e r ) i s u s u a l l y n o t r e q u i r e d f o r f i x e d l o c a t i o n
a p p l i a n c e s a n d i s n o t r e c o m m e n d e d f o r y o u r u n i t b e c a u s e
i t c o u l d b e p r o n e t o n u i s a n c e t r i p p i n g . H o w e v e r , b e s u r e
t o c o n s u l t y o u r l o c a l c o d e s .
Se e C U T O U T & P R O D U C T D I M EN SI O N S f o r r e c o m m e n d e d
r e c e p t a c l e l o c a t i o n .
E l e c t r i c a l
7
USER GUIDE
4"
(102 mm)
7"
(178 mm)
24"
(610 mm)
24 1⁄4 "
(616 mm)
34 1⁄8 "
(867 mm)
to
35 1⁄8 "
(892 mm)
Preferred location
for electrical outlet
is in adjacent
cabinet.
5 / 8 "
(16 mm)
P o w er C or d
6 f t (183 cm)
6 ⁄”
(162 mm)
3 ⁄”
(98 mm)
23 ⁄”
(608 mm)
3 ⁄”
(91 mm)
34 ⁄ ” to 35 ⁄”
(867 mm to
892 mm)
28”
(711 mm)
Cutout & Product Dimensions
PREP ARE SITE
Y our U-Line pro duct has been designed fo r either fr ee-
st anding or built -in inst allatio n. When built -in, y our unit
do es no t r equir e additional air space fo r top , sides , or
r ear . Howe v er , the fro nt grille must NO T be o bstructed,
and clearance is r equir ed fo r an electr i cal co nnection in
the r ear .
CAUTION
!
Unit can NO T be inst alled behind a closed cabinet
door .
u-line . com
FR ONT
CUT OUT DIMENSIONS
PR ODUC T DIMENSIONS
REAR
T O P
SIDE
1 ⁄”
(48mm)
24 ⁄”
(613 mm)
7 ⁄
(200 mm)
7 ⁄
(200 mm)
15 ¾ ”
(400 mm)
”
”
(371 mm)
14 ⁄”
(572 mm)
22 ½”
20 ⁄”
(530 mm)
24 ½”
(622mm)
Cutout & Product Dimensions
2 ⁄”
(59 mm)
”
(25 mm)
1
6 ⁄”
(162 mm)
(210 mm)
8 ¼”
8
U S E R G U I D E
u - l i n e . c o m
S id e - b y - S id e I n s ta lla tio n
T w o u n i t s m a y b e i n s t a l l e d s i d e - b y - s i d e .
C u t o u t w i d t h f o r a s i d e - b y - s i d e i n s t a l l a t i o n i s t h e c u t o u t
d i m e n s i o n o f a s i n g l e u n i t t i m e s t w o .
N o t r i m k i t i s r e q u i r e d . H o w e v e r , 1 / 4 " ( 6 m m ) o f s p a c e
n e e d s t o b e m a i n t a i n e d b e t w e e n t h e u n i t s t o e n s u r e
u n o b s t r u c t e d d o o r s w i n g .
U n i t s m u s t o p e r a t e f r o m s e p a r a t e , p r o p e r l y g r o u n d e d
e l e c t r i c a l r e c e p t a c l e s p l a c e d a c c o r d i n g t o e a c h u n i t ’ s
e l e c t r i c a l s p e c i f i c a t i o n s r e q u i r e m e n t s .
S i d e -b y -S i d e I n s t a l l a t i o n w i t h B r a c k e t
1 . Sl i d e b o t h u n i t s o u t s o s c r e w s o n t o p o f u n i t s a r e e a s i l y
a c c e s s i b l e .
3 . P l a c e b r a c k e t o v e r h o l e s a n d a t t a c h t o u n i t w i t h t w o
s c r e w s r e m o v e d i n s t e p 2 u s i n g a T - 2 5 T o r x d r i v e r .
Ti g h t e n s c r e w s f u l l y .
4 . G e n t l y p u s h u n i t s i n t o p o s i t i o n . B e c a r e f u l n o t t o
e n t a n g l e t h e e l e c t r i c a l c o r d o r w a t e r l i n e , i f a p p l i c a b l e .
5 . Re - c h e c k t h e l e v e l i n g , f r o m f r o n t t o b a c k a n d s i d e t o
s i d e . M a k e a n y n e c e s s a r y a d j u s t m e n t s . Th e u n i t ’ s t o p
s u r f a c e s h o u l d b e a p p r o x i m a t e l y 1 / 8 " ( 3 m m ) b e l o w
t h e c o u n t e r t o p .
2 . Re m o v e s c r e w s a s s h o w n b e l o w .
S i d e - b y - S i d e I n s t a l l a t i o n
9
USER GUIDE
Anti- Tip Brack et
1. Slide unit out so scr ews on top of unit ar e easily
accessible .
2. R emo v e the two scr ews fro m the oppo site side of the
hinge assembly using a T -25 T o rx driv er (see below).
u-line . com
3. Place brack et o v er ho les and att ach to unit with two
scr ews r emo v ed in step 2 using a T -25 T orx driv er .
Tighten scr ews fully .
4. Gently push unit into positio n. Be car eful no t to
ent angle the electrical cord or water line , if applicable .
5. Check to be sur e the unit is le v el from fro nt to back
and side to side . Mak e an y necessary adjustments .
The unit ’ s to p surface should be appro ximately 1 ⁄ 8 ”
(3 mm) below the co untertop .
6. Secur e brack et into adjo ining surface .
Anti- Tip Brack et
10
USER GUIDE
u-line . com
General Inst allation
LEVELING INF ORMA TION
1. Use a le v el to
conrm the unit is
le v el. L e v el should
be placed along top
edge and side edge
as shown.
2. If the unit is not le v el, adjust the legs on the co rners of
the unit as necessary .
INST ALLA TION
1. Plug in the power/electrical cord.
2. Gently push the unit into position. Be car eful not
to ent angle the cord or water and drain lines , if
applicable .
3. R e-check the le v eling, from front to back and side to
side . Mak e an y necessary adjustments . The unit ’ s top
surface should be appro ximately
the countertop .
4. Inst all the anti-tip brack et.
5. R emo v e interior packing material and wipe out the
inside of the unit with a clean, water -dampened cloth.
1⁄ 8 ” (3 mm) below
3. Conrm the unit is le v el after each adjustment and
r epeat the pr e vio us steps as needed.
INST ALLA TION TIP
If the ro om oo r is higher than the o or in the cuto ut
o pening, adjust the r ear legs to achie v e a to t al unit r ear
height of
Shorten the unit hei ght in the fro nt b y adjusting the fro nt
legs . This allows the unit to be gently tipped into the
o pening. R eadjust the fro nt legs to le v el the unit after it is
co rr ectly po sitioned in the o pening.
1 ⁄ 8 ” (3 mm) less than opening’ s r ear height.
General Inst allation
11
USER GUIDE
Grille Inst allation
REMO VING AND INST ALLING GRILLE
WARNING
!
Disconnect electric po wer t o the unit befo r e
r emo ving the grille .
When using the unit, the grille must be inst alled.
WARNING
!
DO NO T t ouch t he co ndenser ns . The condenser
ns ar e SHARP and can be easily damaged.
u-line . com
R emo ving the grille
1. Disconnect po wer to the unit.
2. L oo sen the two scr ews (1).
3. R emo v e grille (2) fro m unit.
Inst alling the grille
1. Align cabinet and grille ho les and secur e , but do no t
o v er tighten grille scr ews (1).
No te: When inst alling nex t t o a 15” wide U-Line
pro duct, use the supplied spacer s behind the
grille . The 24” grille will no w be on t he same
plane as the 15” grille .
2. R econnect power to the unit.
2
Grille Inst allation
1
12
U S E R G U I D E
Wall
90°
Door Swing
2-1/8" Min.
(54 mm)
Do o r S w in g
U n i t s h a v e a z e r o c l e a r a n c e f o r t h e d o o r t o o p e n 9 0 ° ,
w h e n i n s t a l l e d a d j a c e n t t o c a b i n e t s .
u - l i n e . c o m
St a i n l e s s St e e l m o d e l s r e q u i r e 2 - 1 / 8 " ( 5 4 m m ) d o o r
c l e a r a n c e t o a c c o m m o d a t e t h e h a n d l e i f i n s t a l l e d n e x t t o a
w a l l .
D o o r S w i n g
13
USER GUIDE
u-line . com
Door Adjustment s
HINGE CO VER
Hinge co v er included with the literatur e bag is optional.
T o inst all hinge co v er:
1. Pr ess hinge co v er squar ely o v er hinge .
H inge C o v er
DOOR ALIGNMENT AND ADJUSTMENT
Align and adjust the door if it is not le v el or is not sealing
properly . If the door is not sealed, the unit ma y not cool
properly , or ex cessiv e frost ma y form in the interior .
REVERSING THE DOOR
L ocation of the unit ma y mak e it desirable to mount the
door on the opposite side of the cabinet.
The hinge hardwar e will be r emo v ed and r einst alled on the
opposite side of the cabinet.
T O REVERSE THE DOOR
R emo v e grille:
NO TICE
Properly aligned, the door ’ s gask et should be
rmly in cont act with the cabinet all the wa y
around the door (no gaps). C ar efully ex amine the
door ’ s gask et to ensur e that it is rmly in contact
with the cabinet. Also mak e sur e the door gask et
is not pinched on the hinge side of the door .
T o align and adjust the door:
1. Gently pry o hinge co v er from top of unit.
2. L oosen (do not r emo v e) top and bottom hinge scr ews
using a T orx T -25 scr ewdriv er .
3. Align door squar ely with cabinet.
4. Mak e sur e gask et is rmly in cont act with cabinet all
the wa y around the door (no gaps).
5. Tighten bottom hinge scr ews .
R emo v e the grille (see GRILLE INST ALLA TION section of
this guide).
R emo v e top hinge and door:
1. Hold door to k eep it from falling.
2. R emo v e top hinge from cabinet using a T orx T -25
scr ewdriv er to r emo v e thr ee scr ews . Set aside and
sa v e for possible futur e use .
6. Tighten top hinge scr ews and r eplace hinge co v er .
Door Adjustments
14