Hussmann IMPACT M1CIMP-4B User manual

Control
Panel
Access
B
E
D
F
Condensing
Unit
Access
G
HI
C
J
A
HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A. P/N 0480307
Note: Changed items have been underlined.
Merchandisers
®
Item Part # Description Wiring Item #
FAN ASSEMBLIES AND THERMOSTATS
A. 6W Fan Assembly (1)
0058698 Fan Motor, Evaporator
0382383 Fan Blade
embossing toward motor
B. 0382028 Standard Non-adjustable (2)
Thermostat
HEATERS
C. 0314573 Evaporator Pan Heater (3)
Item Part # Description Wiring Item #
CONTROL PANEL
D. 0047449 Defrost Timer (4)
E. 0019187 Disconnect Switch (5)
F. 0394263 Pressure Control (6)
REFRIGERATION
G. 0424716 Condensing Unit Assembly
H. 0381050 TEV
I. 0331344 Sight Glass
J. 0111482 Drier
LAMPS AND BALLASTS
None
M1CIMP-4B
Data Sheet Set
P/N 0480307
November 2005
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.

2 of 6 HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A. M1CIMP-4B Data Sheet
Dimensions shown as inches and (mm).
Engineering
Plan Views
Self-Contained
Meat
19 5/8
(499)
28
(711)
Control Panel
Access
Electrical
Plug Access
Evaporator
Pan
Airflow
Direction
Access
Condensing
Unit
Waste Outlet
Front
46 5/8
(1185)
23/4
(70)
23
(584)
29 7/8
(759)
35 7/8
(911)
C
L
M1CIMP-4B
10-2005
55 1/4 (1403)
51 1/4 (1302)
4 ft 6 ft 8 ft 12 ft
General
(A) Case Length (Note: Includes One Pair Ends) 53 3/8(1357) — — —
Optional End Bumpers (One Pair) 2 (51) — — —
Maximum O/S dimension of case back to front 46 5/8(1357) — — —
(Note: Includes bumper)
Back of case to front of splashguard 35 7/8(911) — — —
Center of rear Wheel to center of front Wheel 23 (694) — — —
Waste Outlet
(B) RH end of case to center of waste outlet 19 5/8(499) — — —
(C) Back of case to cener of waste outlet 28 (711) — — —

REFRIGERATION DATA
Note: This data is based on store temperature
and humidity that does not exceed 75°F and
55% R.H.
M1CIMP-4B
Discharge Air °F 26
Evaporator °F 18
Unit Sizing °F 16
DEFROST DATA
M1CIMP-4B
Frequency (hr) 6
Defrost Water (lb/ft/day) 2
(±15% based on case configuration and prod-
uct loading.)
OFFTIME M1CIMP-4B
Temp Term °F 43°F
Failsafe Minutes 35
ELECTRIC OR GAS Not Recommended
Standard Defrost Thermostat
Close on rise: close 43°F — open 33°F
CONVENTIONAL CONTROLS
Low Pressure Backup Control
M1CIMP-4B
CI/CO** 14°F / 8°F
Indoor Unit Only, Pressure Defrost
Termination** 48°F
**Use a Temperature Pressure Chart to
determine PSIG conversions.
PHYSICAL DATA
Merchandiser Drip Pipe (in.) 1 1/2
Liquid Line (in.) 3/8
Suction Line (in.) 5/8
Refrigeration Charge (lbs)
4 ft M1CIMP-4B
R-22 3.5
3 of 6
HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
P/N 0480307
13 3/8
(340)
39 1/4
(997)
22 3/8
(568)
30
(762)
46 5/8
(1185)
34 1/8
(867)
35 7/8 (911)
23 (584)
Impact M1CIMP-4B
Meat/Delicatessen
Precut & Packaged Produce
Self-Contained Single Deck, 1 Display Level, Wood Clad
Dimensions shown as inches and (mm).
M1CIMP-4B

4 of 6 HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A. M1CIMP-4B Data Sheet
Impact M1CIMP-4B
Meat/Delicatessen
Precut & Packaged Produce
Electrical Data
4 ft
Number of Fans — 6W 1
Amperes Watts
4 ft 4 ft ft
Merchandiser
Fans
Standard (120V 60Hz) 0.46 39
Export (230V 50Hz) NA NA
Energy Efficient (120V 60Hz) NA NA
Evaporator Pan Heater (120V) 8.4
Minimum Circuit Ampacity
With Standard Fans (120V 60Hz) 17.73
Export (230V 50Hz) NA
With Energy Efficient Fans (120V 60Hz) NA
Maximum Over Current Protection 120V 25
Standard Lighting
None
Optional Lighting
None
Optional Shelf Lighting
None

5 of 6
HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
P/N 0480307
Compressor
Terminal
Block
UNIT
115 / 1 / 60
C
Black
Terminal Board
Protector
Condenser Fan
SR
Yellow
Control Box
Blue
Start
Capacitor
Current
Relay
SM
L
31
Red
Black
White
Current
Relay
Timer
Switch
Thermostat
120 Volt
Condenser
Heater
Evaporator Fan
3
5
Pressure
Control
115 / 1 / 60
Power Supply
1
2
6
4
Self-Contained
Wiring Diagram
= 120V POWER = 120V NEUTRAL
WARNING
All components must have mechanical ground, and the merchandiser must be grounded.
CIRCLED NUMBERS = PARTS LIST ITEM NUMBERS

6 of 6 HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A. M1CIMP-4B Data Sheet
Rear Panel
(P/N 0473717) Rear Panel
Retainer
(P/N 0473718)
Rear Panel
Retainer
Detail
REPLACE LOWER BACK PANEL
1. Remove existing lower back panel.
2. Remove existing lower back panel retainers
and save mounting screws.
3. Install new lower back panel retainers
(P/N 073418) using saved screws.
4. Mount upper back panel as shown using (4)
screws provided.
5. Mount lower back panel (P/N 0473717) by
sliding up and under upper panel until stopped
by 1/8-in. offset on upper back panel.
6. Align slots in bottom flange of lower back
panel with retainers. Lower panel and allow it
to rest atop retainers.
M1CIMP-4B
Lower Back Panel
Replacement