1. Control Board Layout

"G" Control Board

• "ALARM RESET" Button • S4 Dip Switch

Bin Control Switch Closed LED (green)

Bin Control Switch Open LED (yellow)

Part Number

• Alarm Buzzer

Power LED (red)

(lights when 10.5VAC is supplied

to K2 connector)

Relay LEDs

(4) (indicate which

relays are energized and which K1 connector pins are energized

LED 2 (X2 Relay)

LED 2 on:

K1 Connector Pin #2 LED 2 off:

K1 Connector Pin #3

• "OUTPUT TEST" Button

(used to test relays on control board)

• K3 (white) Connector Harvest Control (thermistor)

• K4 (red) Connector

Bin Control

• S5 Dip Switch

• K5 (black) Connector

Float Switch

• Label

(control board revision level indicated on label on side of relay)

• K1 Connector Pins #1 through #10

#1, 9 Magnetic Contactor, X13 Relay (holding circuit during Harvest Pump Timer), and

LED 3 (X3 Relay)

LED 3 on:

K1 Connector Pin #5 (energized during harvest pump timer)

LED 3 off:

K1 Connector Pin #4 (energized in freeze)

LED 4 (X4 Relay)

K1 Connector Pin #6

LED 1 (X1 Relay)

K1 Connector Pin #1, #9

K2 Connector

Control Transformer (10.5VAC)

Drain Valve (during Pump-Out)

#2 Hot Gas Valves (KMS and

SRK) and X10 Relay #3 Liquid Line Valves #4 Pump Motor (freeze) #5 X11 Relay (Pump Motor

in Harvest Pump Timer and Drain Valve in Pump-Out)

#6 Fill Water Valve (InitialFill and Freeze Fill only); Harvest Water Valve and X12 Relay (Harvest only)

#7, 10 Supply Voltage #8 Open

"G" Control Board

Part Number 2A3792-01

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Hoshizaki Condensing Unit Models SRK-14J/3, KMS-1401MLJ service manual Control Board Layout

Condensing Unit Models SRK-14J/3, KMS-1401MLJ specifications

The Hoshizaki KMS-1401MLJ and the Condensing Unit Models SRK-14J/3 are critical components in the commercial refrigeration sector, designed to provide efficient and reliable cooling for various applications. These models stand out for their exceptional performance, advanced technologies, and robust characteristics that meet the demanding needs of food service, hospitality, and retail establishments.

One of the primary features of the Hoshizaki KMS-1401MLJ is its high-capacity cooling capability. With a refrigerating capacity suitable for larger applications, this unit is designed to handle significant load demands while maintaining energy efficiency. This is particularly advantageous in environments where consistent temperature control is vital for preserving perishable goods.

The SRK-14J/3 models further enhance the functionality of this system by incorporating advanced inverter technology. This innovation allows for variable speed operation, adjusting the compressor's output based on the actual cooling demand. As a result, users can experience reduced energy costs and lower environmental impact. This efficiency not only decreases the overall operating expenses but also extends the lifespan of the unit due to reduced wear and tear on the compressor.

The Hoshizaki units are also renowned for their user-friendly interface, which features intuitive controls for easy operation and monitoring. This ensures that users can quickly adjust settings to accommodate specific storage needs, improving overall convenience and efficiency in the workplace.

Additionally, both the KMS-1401MLJ and the SRK-14J/3 models are designed with durability in mind. Constructed from high-quality materials, they are built to withstand the rigorous demands of a commercial kitchen or storage facility. Features such as corrosion-resistant coatings and robust insulation enhance the longevity of these units, making them a wise investment for business owners.

In terms of maintenance, Hoshizaki has incorporated several design elements to facilitate ease of service. Access points for routine checks and cleaning have been strategically placed, enabling technicians to perform maintenance tasks without disrupting the operation of the units.

In conclusion, the Hoshizaki KMS-1401MLJ and Condensing Unit Models SRK-14J/3 offer a perfect blend of efficiency, durability, and technological advancement. Their ability to provide reliable cooling solutions makes them integral to any establishment focused on quality and performance in food and beverage storage. For businesses seeking to enhance operational efficiency while ensuring the preservation of their products, these models represent a leading choice in the commercial refrigeration market.