Dover Hillphoenix CNZLA User manual

04/22
Technical References ................................................. 2-7
General Information ........................................................8
Installation ................................................................ 9-15
Case Connections ...................................................16-19
Lighting & Power Supplies......................................20-22
Pre-Power Checklist .................................................... 23
Airow & Defrost .......................................................... 24
Case Cleaning .........................................................25-27
Troubleshooting ......................................................28-29
Safety Devices & Service .......................................30-31
Parts Ordering .............................................................. 32
Appendices
Table of Contents
To ensure proper functionality and optimum performance, it is STRONGLY recommended that Hillphoenix specialty cases be installed/serviced by qualied tech-
nicians who have experience working with commercial refrigerated display merchandisers and storage cabinets. For a list of Hillphoenix-authorized installation/
service contractors, please visit our website at www.hillphoenix.com.
CNZLA/CNEZLA
(R-290)
SINGLE-DECK MERCHANDISER
INSTALLATION & OPERATIONS MANUAL

ii

Important
DANGER
▲
�
Indicates an immediate threat of death or seri-
ous injury if all instructions are not followed
carefully.
At Hillphoenix®, the safety of our customers and employees, as well as the ongo-
ing performance of our products, are top priorities. To that end, we include impor-
tant warning messages in all Hillphoenix installation and operations handbooks,
accompanied by an alert symbol paired with the word "DANGER", "WARNING", or
"CAUTION".
All warning messages will inform you of the potential hazard; how to reduce the
risk of case damage, personal injury or death; and what may happen if the in-
structions are not properly followed.
This manual must be stored near the display case where it can be easily consult-
ed. If this manual does not provide the information you require please contact
Hillphoenix for more information.
WARNING
Indicates a potential threat of death or serious
injury if all instructions are not followed care-
fully.
▲
�
CAUTION
Indicates that failure to properly follow instruc-
tions may result in case damage.
▲
�
iii

Revision History
• new manual format_04/22
iv

TECHNICAL REFERENCE
ENGINEERED FOR STORES WITH AMBIENT
CONDITIONS NOT TO EXCEED 75° AND 55%
RELATIVE HUMIDITY. DUE TO ENGINEERING
IMPROVEMENTS SPECIFICATIONS MAY CHANGE
WITHOUT NOTICE. ALL MEASUREMENTS ARE
TAKEN PER ASHRAE-72 SPECIFICATIONS.
HILLPHOENIX REFRIGERATED DISPLAY CASES
FOR SALE IN THE UNITED STATES MEET OR EXCEED
DEPARTMENT OF ENERGY 2017 REQUIREMENTS.
NUMBERS ARE BASED ON STANDARD CASE SIZES.
CONSULT ENGINEERING.
CNZLA
4', 7', & 8' Coldwall R290 Merchandiser
Beverage/Dairy/Meat/Frozen Food/Ice Cream
CNZLA
SHIPPING WEIGHT
Case Weight
CNZLA ----
Rev. Date Rev. # Rev. Title
08-10-22 0 NEW STANDARD
GENERAL NOTES:
• "---" indicates that feature is not an option on this case model and/or the data is not yet available.
2

TECHNICAL REFERENCE
ENGINEERED FOR STORES WITH AMBIENT
CONDITIONS NOT TO EXCEED 75° AND 55%
RELATIVE HUMIDITY. DUE TO ENGINEERING
IMPROVEMENTS SPECIFICATIONS MAY CHANGE
WITHOUT NOTICE. ALL MEASUREMENTS ARE
TAKEN PER ASHRAE-72 SPECIFICATIONS.
HILLPHOENIX REFRIGERATED DISPLAY CASES
FOR SALE IN THE UNITED STATES MEET OR EXCEED
DEPARTMENT OF ENERGY 2017 REQUIREMENTS.
NUMBERS ARE BASED ON STANDARD CASE SIZES.
CONSULT ENGINEERING.
CNZLA
4', 7', & 8' Coldwall R290 Merchandiser
Beverage/Dairy/Meat/Frozen Food/Ice Cream
CNZLA
GUIDELINES AND CONTROL SETTINGS
Application
Set Point
St (°F)
Defrost
Termination
Temp (°F)
Defrost
Interval (hr)
Fail Safe
(Min)
Dairy 39 50 24 10
Meat 36 50 24 10
Frozen Food 5 50 24 10
Ice Cream - 9 50 24 10
Rev. Date Rev. # Rev. Title
08-10-22 0 NEW STANDARD
NOTES:
• "---" indicates that feature is not an option on this case model and/or the data is not yet available.
• Minimum clearance for single unit installation = 3.9" (100mm).
• Minimum clearance for island arrangement: Rear = 5.5"; Side = 0".
• NEMA L5-15P locking plug available upon request.
SYSTEM REQUIREMENTS
Case
Length Overall Size Volts
Frequency
(Hz) Phase Plug* TLA MCA MOP
Product
Weight (lbs)
4' 56.7" x 34.5" x 36.6" 120 50/60 1 NEMA 5-15 5.6 6.4 15 230
7' 84.8" x 34.5" x 36.6" 120 50/60 1 NEMA 5-15 8.4 12.9 15 297
8' 98.7" x 34.5" x 36.6" 120 50/60 1 NEMA 5-15 8.4 13.7 15 363
CONDENSING UNIT DATA
Case
Length Volts Phase
Hysteresis
(Min)
Max
Capacity (hp)
Running Load
Amps (RLA)
Locked Rotor
Amps (LRA) Refrigerant
Refrigerant
Charge (grams)
Noise Limit
(dBA)
4' 120 1 2 0.75 7 Electronic Cut Off R290 120 60
7' 120 1 2 1.25 7 Electronic Cut Off R290 140 60
8' 120 1 2 1.25 7 Electronic Cut Off R290 150 60
24hr Energy
Case
Length Application (kWh)
4' Dairy, Meat 1.3
4' Frozen Food, Ice Cream 2.7
7' Dairy, Meat 2.0
7' Frozen Food, Ice Cream 3.6
8' Dairy, Meat 2.5
8' Frozen Food, Ice Cream 4.1
LIGHTING DATA
Case
Length
Lights per
case Amps Watts
4' 1 0.08 10
7' 1 0.11 13.5
8' 1 0.12 15
3

TECHNICAL REFERENCE
98 3/8" [249.9 cm]
33 7/8" [86.1 cm]
56 3/4" [144.1 cm]
84 7/8" [215.7 cm]
36 3/8" [92.4 cm]
33 7/8" [86.1 cm]
33 3/4" [85.9 cm]
32 1/4" [82.1 cm]
37 3/4" [95.8 cm]
30 3/4" [78.0 cm]
23 3/8" [59.4 cm]
INTERIOR HEIGHT
19 3/4" [50.1 cm]
LOAD LIMIT
ENGINEERED FOR STORES WITH AMBIENT
CONDITIONS NOT TO EXCEED 75° AND 55%
RELATIVE HUMIDITY. DUE TO ENGINEERING
IMPROVEMENTS SPECIFICATIONS MAY CHANGE
WITHOUT NOTICE. ALL MEASUREMENTS ARE
TAKEN PER ASHRAE-72 SPECIFICATIONS.
HILLPHOENIX REFRIGERATED DISPLAY CASES
FOR SALE IN THE UNITED STATES MEET OR EXCEED
DEPARTMENT OF ENERGY 2017 REQUIREMENTS.
NUMBERS ARE BASED ON STANDARD CASE SIZES.
CONSULT ENGINEERING.
CNZLA
4', 7', & 8' Coldwall R290 Merchandiser
Beverage/Dairy/Meat/Frozen Food/Ice Cream
CNZLA
Rev. Date Rev. # Rev. Title
08-10-22 0 NEW STANDARD
4

TECHNICAL REFERENCE
ENGINEERED FOR STORES WITH AMBIENT
CONDITIONS NOT TO EXCEED 75° AND 55%
RELATIVE HUMIDITY. DUE TO ENGINEERING
IMPROVEMENTS SPECIFICATIONS MAY CHANGE
WITHOUT NOTICE. ALL MEASUREMENTS ARE
TAKEN PER ASHRAE-72 SPECIFICATIONS.
HILLPHOENIX REFRIGERATED DISPLAY CASES
FOR SALE IN THE UNITED STATES MEET OR EXCEED
DEPARTMENT OF ENERGY 2017 REQUIREMENTS.
NUMBERS ARE BASED ON STANDARD CASE SIZES.
CONSULT ENGINEERING.
CNEZLA
Endcap Case Coldwall R290 Merchandiser
Beverage/Dairy/Meat/Frozen Food/Ice Cream
CNEZLA
SHIPPING WEIGHT
Case Weight
CNEZLA ----
Rev. Date Rev. # Rev. Title
08-10-22 0 NEW STANDARD
GENERAL NOTES:
• "---" indicates that feature is not an option on this case model and/or the data is not yet available.
5

ENGINEERED FOR STORES WITH AMBIENT
CONDITIONS NOT TO EXCEED 75° AND 55%
RELATIVE HUMIDITY. DUE TO ENGINEERING
IMPROVEMENTS SPECIFICATIONS MAY CHANGE
WITHOUT NOTICE. ALL MEASUREMENTS ARE
TAKEN PER ASHRAE-72 SPECIFICATIONS.
HILLPHOENIX REFRIGERATED DISPLAY CASES
FOR SALE IN THE UNITED STATES MEET OR EXCEED
DEPARTMENT OF ENERGY 2017 REQUIREMENTS.
NUMBERS ARE BASED ON STANDARD CASE SIZES.
CONSULT ENGINEERING.
CNEZLA
Endcap Case Coldwall R290 Merchandiser
Beverage/Dairy/Meat/Frozen Food/Ice Cream
CNEZLA
Rev. Date Rev. # Rev. Title
08-10-22 0 NEW STANDARD
GUIDELINES AND CONTROL SETTINGS
Application
Set Point
St (°F)
Defrost
Termination
Temp (°F)
Defrost
Interval (hr)
Fail Safe
(Min)
Dairy 39 50 24 10
Meat 36 50 24 10
Frozen Food 5 50 24 10
Ice Cream -9 50 24 10
NOTES:
• "---" indicates that feature is not an option on this case model and/or the data is not yet available.
• Minimum clearance for single unit installation = 3.9" (100mm).
• Minimum clearance for island arrangement: Rear = 5.5"; Side = 0".
• NEMA L5-15P locking plug available upon request.
SYSTEM REQUIREMENTS
Case
Length Overall Size Volts
Frequency
(Hz) Phase Plug* TLA MCA MOP
Product
Weight (lbs)
6' 73.6" x 34.5" x 36.6" 120 50/60 1 NEMA 5-15 5.6 7.4 15 262
24hr Energy
Case
Length Application (kWh)
6' Dairy, Meat 1.6
6' Frozen Food, Ice Cream 3.1
LIGHTING DATA
Case
Length
Lights per
case Amps Watts
6' 1 0.10 13
CONDENSING UNIT DATA
Case
Length Volts Phase
Hysteresis
(Min)
Max Capacity
(hp)
Running Load
Amps (RLA)
Locked Rotor
Amps (LRA) Refrigerant
Refrigerant
Charge (grams)
Noise Limit
(dBA)
6' 120 1 2 0.75 7 Electronic Cut Off R290 132 60
TECHNICAL REFERENCE
6

73 1/2" [186.8 cm]
33 7/8" [86.0 cm]
36 3/8" [92.4 cm]
33 7/8" [86.2 cm]
37 5/8" [95.7 cm]
30 3/4" [78.0 cm]
23 3/8" [59.4 cm]
INTERIOR HEIGHT
19 3/4" [50.1 cm]
33 3/4" [85.8 cm]
30 7/8" [78.6 cm]
LOAD LIMIT
ENGINEERED FOR STORES WITH AMBIENT
CONDITIONS NOT TO EXCEED 75° AND 55%
RELATIVE HUMIDITY. DUE TO ENGINEERING
IMPROVEMENTS SPECIFICATIONS MAY CHANGE
WITHOUT NOTICE. ALL MEASUREMENTS ARE
TAKEN PER ASHRAE-72 SPECIFICATIONS.
HILLPHOENIX REFRIGERATED DISPLAY CASES
FOR SALE IN THE UNITED STATES MEET OR EXCEED
DEPARTMENT OF ENERGY 2017 REQUIREMENTS.
NUMBERS ARE BASED ON STANDARD CASE SIZES.
CONSULT ENGINEERING.
CNEZLA
Endcap Case Coldwall R290 Merchandiser
Beverage/Dairy/Meat/Frozen Food/Ice Cream
CNEZLA
Rev. Date Rev. # Rev. Title
08-10-22 0 NEW STANDARD
TECHNICAL REFERENCE
7