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Best Buying Guide for Isuzu Refrigerated Trucks

Sep 27, 2023

Refrigerated trucks or freezer trucks are specifically designed to transport perishable goods at controlled temperatures. This type of vehicle is widely used in many fields, such as the food, pharmaceutical or chemical fields, where products require low storage temperatures to preserve their properties or make them suitable for consumption.

Isuzu refrigerated truck supplier

Chapter 1. General Description

CS TRUCKS Freezer Truck based on ISUZU NPR truck chassis, refrigerator body length could up to 5 meters, mainly used to transport frozen or fresh goods, and the working aerial can be villages, downtowns, cities, and other areas of need.
The vehicle designed to fully rely on the advantages of the original ISUZU NPR 4*2 LHD chassis, fully consider the product's convenience and reliability. The freezer body material is international standard, both internal and external use glass fiber reinforced plastics, in the middle use 80mm polyurethane foam, have good effect for warm preservation. Both door lock and hinge use stainless steel casting, which have good performance and long service life. The freezer truck equipped with English guidance control box for easy operation. And can cover all customers’ frozen or fresh goods transportation requirement.

The ISUZU 4*2 Freezer Truck equipped with 5 m length refrigerator body and famous brand refrigeration units, cabin control box, whole white painting. Therefore, the vehicle is an ideal Refrigerator Truck mainly used for frozen or fresh goods delivery.

Isuzu refrigerated truck02

Isuzu refrigerated truck03

Isuzu refrigerated truck04

Isuzu refrigerated truck05

Chapter 2 Main Technical Data

Basic parameters:

Items

ISUZU Freezer Truck

SIZE

Outer Dimension(L×W×H)(mm)

7900×2250×3300

Wheelbase (mm)

4475

Kerb Weight(kg)

5000

GEAR

Gearbox brand

ISUZU

Model

MLD 6-shift gearbox

Type

Manual

Cab capacity(includes driver)

2+1

ENGINE

Model

ISUZU 4HK1-TCG40

Type

Four cylinder inline, four stroke, turbocharged Inter-cooling, diesel

Rating Power(kW/HP)

140 / 190

Freezer box parameters:

Items

Parameter

Refrigerator Body

Dimension (mm)

7000*2100*2400

Material

External

Glass Fiber Reinforced Plastics

Middle

8mm Polyurethane Foam

Internal

Glass Fiber Reinforced Plastics

Door Lock material

Stainless Steel

Door Hinge material

Stainless Steel

Door

Rear

Two Hinged Door

Side

One Hinged Door

Refrigeration Units

Control Box

Manual Operation Box in Cabin

Operation

As Following

 

Safety Assurance

Balance valve for safety

Chapter 3 Freezer Truck Structure Components

Overviews for ISUZU 4*2 freezer truck:

ISUZU freezer box truck

Above picture show the freezer truck dimension for reference; the refrigerator body designed based on requirement, with length can be 5 meters. Both rear and side door for easy operation.
Left View: Refrigerator Units, Convenient side door

ISUZU chiller lorry

Rear View: Hinged Rear Door

ISUZU freezer van for sale

Refrigeration unit control box

Chapter 4 Freezer Truck Working Principles

The operator should fully understand Whole Structure and Working Principle for ISUZU 4*2 Freezer Truck before any operation. Only trained person can operate this vehicle properly and to prevent unnecessary accidents and equipment damage.

ⅰHow dose the Freezer Truck work?
The ISUZU 4*2 Freezer Truck makes use of the special power take off (PTO) to get power from the engine, and then use the power to control refrigerator units. Operate the Control Box in cabin to adjust the temperature in freezer body. Then can be used for frozen and fresh goods transportation.
ⅱWhat is the main component for truck?
The freezer truck is refitted based on the ISUZU LHD 4*2 chassis. The refit part includes Refrigerator Units, Freezer Body and Operation System.
A Refrigerator Units: Famous brand, which is used to adjust temperature of the body.
B Freezer Body: 7 meters long body, with rear hinged door and side door for easy operation.
C Operation system: Control box inside of cabin for easy operation

ⅲ How to operate freezer trucks?. (Very Important)
1) Ready to work
(If idle for a long time, please keep the truck engine run for a few minutes. Also, should ensure fuel tank and water tank are enough. )
Step 1
Start the truck engine. Operate the Control Box to make refrigerator units working.

Freezer truck control box

NOTE: Please start the truck engine firstly, and then turn on the refrigerator!
Please turn off the refrigerator units firstly, and then stalling the truck engine!

Step 2
Be familiar with Control Box then can control the Freezer truck

Reefer truck control box

ON/OFF Button: Control the Refrigerator Units ON & OFF
Turn ON Operation → Press once, the refrigerator units start working (Bumming once)
Turn OFF Operation → Press two second, the refrigerator units stop working (Bumming three times)
Display Button: Control the Screen display
Operation 1, Press Shortly → Screen show the temperature, which can change from Body Temperature to Defrost Temperature.
Operation 2, Press Longly → Screen show Working Voltage and Refrigerator Units Working Time.
Defrost Button: Control the defrost function
Press two second
Bumming three times → Defrost function start, indicator is ON
Bumming five times → Defrost function temperature setting not suitable, you need to change the temperature setting.
After amend the temperature setting, and then you can control the defrost function.
Setting Button / Increase Button / Decrease Button: Control the Refrigerator Units Temperature
Setting Button Operation → Press once, the screen show the Setting Temperature or Sensor Temperature (Basic show)
Temperature Operation → When screen show Setting Temperature, press Increase Button and Decrease Button to adjust the temperature.

Indicator

Status

Remark

info-1-1

Yellow Colour

Refrigerator Units standby status, and ready for normal working

info-1-1

Blue Colour

Refrigerator Units normally working

info-1-1

Light

Defrosting Working ON

info-1-1

Twinkle

Defrosting Working OFF

info-1-1

On

Evaporation Fan start working

info-1-1

On

Heating Mode

info-1-1

On

Electrical heating start working

info-1-1

On

Warning light

info-1-1

On

Refrigerator Units connected with standby power, and normal working under standby power

Refrigerator Units Working Principle:

Refrigeration unit working diagram

Chapter 5 Alarm Signal Treatment

Indicator

Illustration

Generated Quantity

P1-H

Body temperature sensor short circuit

Alarm action, compressor controlled by CON and COF parameter

P1-L

Body temperature sensor open circuit

Alarm action, compressor controlled by CON and COF parameter

P2-H

Body temperature sensor short circuit

Alarm action, others not change

P2-L

Body temperature sensor open circuit

Alarm action, others not change

HA

High temperature alarm

Alarm action, others not change

LA

Low temperature alarm

Alarm action, others not change

HP

High pressure alarm

Alarm action, others signal all closed

LP

Low pressure alarm

Alarm action, others signal all closed

HUER

Refrigerator Units high voltage

Alarm action, others signal all closed

LUER

Refrigerator Units low voltage

Alarm action, others signal all closed

Fuse Failure

Compressor Fuse Failure: FU01

Except for Evaporation Fan Fuse Failure, all others will make refrigerator units stop working

Condensate Fan Fuse Failure: FU02

Evaporation Fan Fuse Failure: FU03

Defrost Valve Fuse Failure: FU04

Stop Valve Fuse Failure: FU05

Standby Power

Standby power working condition, but cannot detect AC power

All refrigerator units stop working. Restart the control box if necessary.

Note: 1. when trouble happens; trouble code and temperature alternate display, and bumming six times. Press any button to cancel alarm code display

2. If trouble code more than 2 units, the screen will show Er r2 / Er r3

3. Cancel alarm, the trouble code will not display any more. But trouble light on all the time, and can check the trouble code.

Chapter 6 Maintenance

Please kindly checking below information for regular maintenance.

First Time Maintenance

Carefully check the tightness of bolts and nuts, and check the Refrigerator Units’ installation position ok or not

Carefully check if any leakage

Carefully check the Compressor revolving speed RPM right or not

Carefully check the Compressor belt tension

Carefully check the Standby Power bolt tightness

Carefully check the Standby Power abrasion

Maintenance A

Clean the battery and battery holder

Carefully check the Compressor belt tension

Change the Compressor belt every 3000 hours

Carefully check if the refrigerant leakage

Carefully check all electrical connection

Carefully check refrigeration mode

Carefully check defrost mode

Carefully check cabin control box operation status

Clean the condenser coil

Carefully check the Standby Power bolt tightness

Carefully check the Standby Power abrasion

Maintenance B

If necessary, change the tension wheel bearing

Every Year

Change filter desiccant

Clean the expansion valve filter

Every Two Years

Change Compressor oil

Change refrigerant

Change expansion valve

 

 

Chapter 7 Troubleshooting

Please kindly checking below possible troubleshooting, which just for your reference.

Malfunction

Possible Reason

Solution

Control Box cannot turn ON

Control Box fuse damage

Control Box broke down

Change new fuse

Change new Control Box

P1L / P2L warning

Sensor poor contact

Check the Sensor connector plug

P1H / P2H warning

Sensor damage

Check the line or change new Sensor

LP warning, Refrigerator Units stop working

System low working pressure

Pressure switch damage

Check system leakage or block

Change Pressure switch

HP warning, Refrigerator Units stop working

System high working pressure

Pressure switch damage

Check Condensate Fan working or not

Change Pressure switch

Compressor abnormal sound

The belt too loose

Tension the belt

Refrigerator Units not working

Check the setting temperature

Resetting the temperature

System working voltage too low

Check the generator or device cathode

Repair or change the generator

Reconnect the cathode

Fuse problem

Fuse damage

Check and change the fuse

NOSP

Standby Power mode damage

Standby Power mode feedback to screen disconnected

Check the Standby Power mode

Check the feedback circuit

 

 

 

 

 

 

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