Hanbell RC2-410B User Manual

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5580 Enterprise Pkwy., Fort Myers, FL 33905 O󰀩ce (239) 694-0089 Fax: (239) 694-0031

www.mcscontrols.com

High-efciency

Model

RC2 Series

Screw Compressor

New generation of

innovative design

Screw compressor

TECHNICAL MANUAL

VERSION 2.0 -10-18-2018

Table of Contents

Questions and Answers:

J
Joy GonzalesAug 14, 2025
Why is the discharge temperature high in my Hanbell RC2-410B?
- R
  Ryan MartinAug 14, 2025
  High discharge temperature in a Hanbell Air Compressor can stem from several issues: * Insufficient refrigerant: Check for leaks, add refrigerant, and adjust suction superheat to less than 10°K. * Condenser problems: Inspect and clean the condenser to ensure proper heat exchange. * Refrigerant overcharge: Reduce the amount of refrigerant. * Air/moisture: Purify refrigerant and vacuum system. * Expansion valve issues: Adjust suction superheat. * Insufficient lubrication oil: Add oil. * Damaged bearings: Change the bearings. * Improper Vi value: Change the slide valve. * Lack of system cooling: Install liquid injection or oil cooler.
C
Christopher ThorntonAug 18, 2025
What to do if Hanbell RC2-410B Air Compressor motor thermistor / sensor trips suddenly?
- H
  Heather WalkerAug 18, 2025
  If your Hanbell Air Compressor experiences a sudden trip of the motor thermistor or sensor, it could be due to several reasons: * Low suction pressure: Install liquid injection to the motor coil. * Refrigerant shortage: Charge refrigerant. * Clogged suction filter: Clean the filter. * High suction temperature: Install liquid injection to the motor coil. * High suction superheat: Adjust the superheat to less than 10°K. * Unstable electricity: Check the electricity power supply.
L
Lisa BurchAug 21, 2025
How to fix abnormal vibration and noise in Hanbell Air Compressor?
- A
  Alexis HansenAug 22, 2025
  Abnormal vibration and noise in your Hanbell Air Compressor can arise from: * Damaged bearings: Change the bearing. * Liquid compression: Adjust proper suction superheat. * Rotor friction: Change screw rotors or/and compression chamber. * Insufficient lubrication oil: Add oil. * Loosen internal parts, friction between slide valve and rotors, external debris: Dismantle the compressor and change the damaged parts. * Electromagnetic sound of the solenoid valve: Check. * System harmonic vibration: Check the system piping and if possible improve it using copper pipe. * Motor rotor rotates imbalance: Check and repair.
J
Johnathan BassAug 25, 2025
Why does my Hanbell RC2-410B Air Compressor fail to start or have Y-Δ starter shifting failure?
- M
  Michelle HernandezAug 25, 2025
  If your Hanbell Air Compressor fails to start or the Y-Δ starter shifts incorrectly, consider these potential causes: * Slide valve piston issue: Check if the unloading SV is energized once the compressor shuts down. Unload the compressor before shot down. * Incorrect voltage: Check the power supply. * Voltage drop/contactor failure/phase failure: Check the power supply and the contactor. * Motor breakdown: Change the motor. * Incorrect power connection: Check and re-connect. * Y-Δ timer failure: Check or replace. * Closed valve: Open the stop valve. * Improper Y-Δ wiring: Check and re-connect the wiring. * Rotor locked/Earth fault: Check and repair. * Protection device trip: Check.
D
dylan80Aug 28, 2025
What causes oil loss in a Hanbell RC2-410B Air Compressor?
- Y
  yrossAug 28, 2025
  If your Hanbell Air Compressor is losing oil, possible causes include: * Lack of refrigerant: Check for leaks and add refrigerant. * Improper system piping: Check and correct the piping or install an external oil separator. * Liquid fills back: Maintain suitable suction superheat at compressor.
M
Morgan GonzalezAug 31, 2025
Why is my Hanbell RC2-410B unable to load?
- J
  Jennifer MurphyAug 31, 2025
  If your Hanbell Air Compressor is unable to load, consider the following: * Low temperature/high oil viscosity: Turn on the oil heater before compressor start. * Clogged capillary: Clean or replace capillary. * Solenoid valve issues: Clean/purge the valve core or replace the coil. * Clogged oil line: Check and clean the compressor oil circuit. * Piston issue: Change piston or piston ring. * Clogged oil filter: Clean oil filter (replace if needed). * Small pressure differential: Minimum pressure differential is 4 bar. Consider to install an oil pump.
W
williamsjamesSep 3, 2025
What causes a Hanbell RC2-410B Air Compressor to be unable to unload?
- J
  James RichardsonSep 3, 2025
  If your Hanbell Air Compressor is unable to unload, it could be due to: * Modulation solenoid valve clogged or burnt: Clean or replace the solenoid valve. * Worn/broken piston rings or damaged cylinder: Change piston (if cylinder damaged severely, change the cylinder). * Insufficient lubrication oil: Add oil if necessary. * Leakages at internal discharge cover plate end side: Check or replace the gasket and tighten the bolts. * Solenoid valve voltage misused: Check the control voltage. * Piston stuck: Change the piston set, and check the cylinder and slide valve. * Capacity control logic unsuitable: Check.
L
Larry CannonSep 7, 2025
What causes low suction pressure in a Hanbell Air Compressor?
- T
  Taylor MasseySep 7, 2025
  If your Hanbell Air Compressor has low suction pressure, check for: * Lack of refrigerant: Check for leaks and add refrigerant. * Dirty/iced evaporator: Defrost or clean coil. * Clogged liquid line filter drier: Replace the cartridge. * Clogged suction line/strainer: Clean or change suction strainer. * Expansion valve malfunctioning: Check and reset for proper superheat. * Low condensing temperature: Check means for regulating condensing temperature.
P
Paul DorseySep 12, 2025
What to do if Hanbell RC2-410B does not run?
- J
  Jack TurnerSep 12, 2025
  If your Hanbell Air Compressor does not run, check these potential causes: * Motor line open: Check. * Tripped overload: Check the electrical connection. * Screw rotors seized: Replace screw rotors, bearings etc. * Motor broken: Change motor.

Hanbell RC2-410B Specifications

General

Brand	Hanbell
Model	RC2-410B
Category	Air Compressor
Language	English

Summary

1. General

2. Specifications and Description of Design

Details compressor specifications, design features, and nomenclature.

2. Specifications and Description of Design

2.2 Compressor Specifications

Lists detailed technical specifications for RC2-A and RC2-B models.

2.6 Capacity Control System

Details the principle of operation for 3/4-step and stepless capacity control systems.

4. Compressor Handling and Installation

4.1 Compressor Lifting

4.2 Mounting the Compressor

5. Electrical Data and Design

5.2 Compressor Protection Devices

Details essential protection devices like PTC sensors, phase monitors, and oil level switches.

5.3 Power Supply

6. Operation and Maintenance

6.1 Compressor Start-up

Outlines pre-start procedures and checks required before compressor commissioning.

6.2 Troubleshooting

Provides a guide to common problems and their corrective actions for compressors.

8. Selection Software

Selection Software Installation Procedure

9. Warranty

1.1. Warranty Maintenance

Provides guidelines for periodic and regular maintenance to ensure warranty validity.

1.2. Short Term Maintenance

1.3. Long Term Maintenance

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