Hussmann IMPACT LWE Instruction Manual

B
A
E
F
C
G
D
P/N 0395739_H
Merchandisers
®
LWE
Technical Data Sheet
P/N 0395739_H
NSF®Certified
February 2007
Item Part # Description Wiring Item #
FAN ASSEMBLIES AND THERMOSTATS
A. 4W Fan Assembly (1)
0392457 Fan Motor, Standard (MO.4410101)
0409511 Fan Blade, embossing toward motor
(FB.0409511)
B. Optional Adjustable Refrigeration Thermostat (2)
C. 0398557 Defrost Termination Thermostat (3)
(Electric Defrost only)
(CT.4440611)
D. 0425304 Heater Switch (4)
(Koolgas Defrost only)
(CT.0425304)
Item Part # Description Wiring Item #
HEATERS
E. Modular Electric Defrost Heaters, 208V
0395709 6 foot case (HE.4850409) (5)
F. Drip Pan Heaters, Electric 208V (6)
0392412 6 foot case (HE.4850461)
F. Drip Pan Heaters, Koolgas 120V (7)
0421237 6 foot case (HE.4850495)
G. Nosing Anti-sweat Heaters (8)
0401612 6 foot case (Discharge) (HE.0401612)
0401556 6 foot case (Return) (HE.4850466)
©2007 HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
U.S. & CANADA 1-800-922-1919 • MEXICO 1-800-522-1900 • WWW.HUSSMANN.COM
We reserve the right to change or revise specifications
and product design in connection with any feature of
our products. Such changes do not entitle the buyer to
corresponding changes, improvements, additions or
replacements for equipment previously sold or shipped.
NOTE: Revision H corrects heater data on Page 4.

LWE Technical Data Sheet2 of 6 HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
LWE
25
(635)
Access Area
(Gray)
12 3/8
(314)
Waste
Outlet
63/4
(170)
97/8
(249)
C
L
Electrical
Refrig.
Outlet
43
(1092)
43
(1092)
81 1/2
(2071)
6 1/4
(159)
97/8
(249)
69
(1753)
8 1/2
(214)
12 1/2
(318)
Front
32 3/4
(832)
Engineering
Plan Views Dimensions shown as inches & (mm).
End Case
General
Case Length (without ends or partitions) 43 (1092)
(Each end and insulated partition adds 2 in. (51 mm) to case line up.)
Maximum O/S dimension of case back to front (includes bumper) 81 1/2 (2070)
Front of splashguard to O/S edge of front base rail 8 1/2 (216)
Back of case to O/S edge of front base rail 69 (1753)
Front of case to O/S edge of front base rail 12 1/2 (318)
Width of base rail 2 1/8(54)
Stub-up area (gray) between front base rail and splashguard 7 5/8 (194)
Electrical Service (Electrical Field Wiring connection point)
LH End of case to center of first knockout 6 3/4 (172)
Back O/S edge of case to nearest knockout 9 7/8 (251)
Waste Outlets
LH End of case to the center of waste outlet 9 7/8 (251)
Back O/S of case to center of waste outlet 43 (1092)
Water Seal
Edge of water seal to center of waste outlet 11 (279)
O/S diameter of drip pipe lines 1 1/2 (38)
Note*: Field installed water seal outlet, tees and connectors are shipped with case.
Refrigeration Outlet
LH end of case to center of front and rear refrigeration outlets 12 3/8(314)
Front or rear of case to center of front and rear refrigeration outlet 6 1/4 (83)
Single Deck Frozen Food
Wide Island End

REFRIGERATION DATA
Note: This data is based on store temperature
and humidity that does not exceed 75°F and
55% R.H.
FF IC
Discharge Air (°F) –12 –22
Evaporator (°F) –20 –30
Unit Sizing (°F) –23 –33
Btu/hr/case FF IC
Parallel 1960 2005
Conventional 2025 2070
DEFROST DATA
FF IC
Frequency (hr) 24 24
Defrost Water (lb/ft/day) 0.75 0.60
(± 15% based on case configuration and product
loading).
ELECTRIC FF IC
Temp Term (°F) 48°48°
Failsafe (minutes) 60 60
GAS
Duration (minutes) 15 18
OFFTIME Not Recommended
Standard Defrost Thermostat
Close on rise: close 48°F — open 33°F
CONVENTIONAL CONTROLS
Low Pressure Backup Control
FF IC
CI/CO (Temp °F)* –27/–39 –27/–39
Indoor Unit Only, Pressure Defrost
Termination (Temp °F) Not Recommended
*Use a Temperature Pressure Chart to determine
PSIG conversions.
PHYSICAL DATA
Merchandiser Drip Pipe (in.) 1 1/4
Merchandiser Liquid Line (in.) 3/8
Merchandiser Suction Line (in.) 5/8
Estimated Charge (lb)**
End Case 1.1
**This is an average for all refrigerant types.
Actual refrigerant charge may vary by
approximately half a pound.
Length Added to Lineup by:
Each End/Partition (in.) 1 1/2
Each Contoured End (in.) 5
3 of 6
P/N 0395739_H HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. • WWW.HUSSMANN.COM
LWE
35 1/2
(902)
40 1/4 (1021)
32
15/16
(862)
14 3/4
(375)
COIL
25
(635)
FAN
5
(127)
7 (178)
43 (1092)
30 (762)
31 5/8 (803)
34 1/2 (876)
33
1/8 (843)
30
(762)
8 1/4
(210)
Dimensions shown in inches & (mm).
Impact LWE
Frozen Food & Ice Cream
Single Level Free Standing End Island Display
NSF Certification
These merchandisers are manufactured to meet ANSI /National
Sanitation Foundation (NSF®) Standard #7 requirements.

Electrical Data
End
Number of Fans – 4W 1
(Energy Efficient fan motors are not available for End or End-compartment models)
Amperes Watts
8 ft 8 ft
Evaporator Fans
120V 60Hz Standard 0.31 24
120V 50Hz Standard NA
230V 60Hz Export 0.15 24
230V 50Hz Export 0.18 27
120V 60Hz Energy Efficient 0.14 10
230V 60Hz Energy Efficient NA
Nosing Anti-sweat Heaters (on fan circuit)
120V 60Hz Standard 0.95 114
230V 50hz Export 0.49 114
Cycling Anti-sweat Heaters NA
230V 50hz Export NA
Minimum Circuit Ampacity
120V 60Hz Standard 1.46
120V 50Hz Standard NA
230V 60Hz Export 0.84
230V 50Hz Export 0.87
120V 60Hz Energy Efficient 1.29
230V 60Hz Energy Efficient NA
Maximum Over Current Protection 120V 20
Maximum Over Current Protection 230V 15
Electric Defrost Heaters
208V 60Hz Standard 5.5 1150
230V 50Hz Export 6.1 1403
Koolgas Drip Pan Heaters
120V 60Hz Standard 1.25 150
230V 50Hz Export NA
Standard Lighting: None
HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A. LWE Technical Data Sheet4 of 6
Impact LWE
Frozen Food & Ice Cream

5 of 6
P/N 0395739_H HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. • WWW.HUSSMANN.COM
WARNING
All components must have mechanical ground, and the merchandiser must be grounded.
Circled Numbers = Parts List Item Numbers
120V POWER
120V NEUTRAL
BROWN BAND
Fan
BROWN BAND
Nosing (anti-sweat) Heater
1
8
208 V Power From Defrost Contactors
L1 L2
Drip Pan Heater
Modular Electric Defrost Heater 5
6
Defrost
Termination
Thermostat
Refrigeration
Thermostat
Dark Blue To
Condensing Unit
}
Light Blue
32(Field Installed)
Electric Defrost – Standard

Gas Defrost – Optional
LWE Technical Data Sheet6 of 6 HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
BROWN BAND
Fans
BROWN BAND
Nosing (anti-sweat) Heaters
120V POWER
120V NEUTRAL
1
8
Refrigeration
Thermostat
To
Condensing Unit
}
Light Blue
WARNING
All components must have mechanical ground, and the merchandiser must be grounded.
Circled Numbers = Parts List Item Numbers
Grayed components in 12 foot models only.
(Field Installed)
2
7
4
Drip Pan Heater
Yellow
Heater Switch
Yellow
120V POWER 120V NEUTRAL
Dark Blue
Dark Blue