Zamil CX360 User Manual

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INSTALLATION,

OPERATION

&

MAINTENANCE

MANUAL

AIR COOLED CONDENSING UNITS

CX SERIES (CX150 - CX360)

Part Number: 800-213-58 (Rev.-02)

Questions and Answers:

K
Kevin NguyenAug 13, 2025
What to do if Zamil Air Conditioner compressor will not start, hums but trips on overload protector?
- T
  Timothy WolfeAug 13, 2025
  If your Zamil Air Conditioner compressor hums but trips on the overload protector, the following could be the cause: * **Improperly wired:** Check the wiring against the diagram. * **Low voltage to unit:** Determine the reason and correct it. * **Starting capacitor defective:** Determine the reason and replace it. * **Relay failing to close:** Determine the reason and correct it; replace if necessary. * **Compressor motor has a winding open or shorted:** Replace the compressor. * **Internal mechanical trouble in compressor:** Replace the compressor. * **Liquid refrigerant in compressor:** Check the crank case heater. * **High discharge pressure:** Unequilized pressure in the system.
J
jimenezdonaldAug 17, 2025
Why does my Zamil Air Conditioner unit operate continuously?
- J
  Jennifer BarberAug 17, 2025
  If your Zamil Air Conditioner operates continuously, here are some potential causes and solutions: * **Shortage of refrigerant:** Fix the leak and add refrigerant. * **Control contacts stuck or frozen closed:** Clean the contacts or replace the control. * **Refrigerated or air-conditioned space has excessive load or poor insulation:** Determine the fault and correct it. * **System inadequate to handle:** Replace with a larger system. * **Evaporator coil iced:** Defrost the coil. * **Restriction in the refrigeration system:** Determine the location and remove the restriction. * **Dirty condenser:** Clean the condenser. * **Filter dirty:** Clean or replace the filter.
V
Vicki SpenceAug 21, 2025
Why is the evaporator icing up in my Zamil Air Conditioner?
- D
  Dale OlsonAug 22, 2025
  If the evaporator in your Zamil Air Conditioner is icing up, consider the following possible causes and solutions: * **Restricted airflow:** Check for dirt or lint on the coil. * **Dirty air filter:** Clean or replace the air filter periodically. * **Short of refrigerant:** Check the system pressure, take a superheat reading, and add refrigerant as needed. * **Low air volume:** Check for a dirty air filter or loose belt. * **Restricted distributor tube:** Check for a warm distributor tube. * **Restricted liquid line/low liquid line pressure:** Check for restrictions in the lines and improve liquid line pressure by proper charging or installing a fan cycling switch, etc.
M
michaelallenAug 26, 2025
What causes my Zamil Air Conditioner unit to run OK, but short cycles frequently?
- H
  hlarsonAug 26, 2025
  If your Zamil Air Conditioner unit runs okay but short cycles frequently, here’s what might be happening: * **Overload protector:** Check the cause. * **Thermostat:** If the differential is set too close, widen it. * **High pressure cut-out due to:** * Insufficient air: Check airflow to the condenser and correct it. * Overcharge: Reduce the refrigerant charge. * Air in system: Purge the system. * **Low pressure cut-out due to:** * Undercharge: Fix any leaks and add refrigerant. * Restriction in expansion device: Replace the device.
V
Vincent WillisAug 29, 2025
Why Zamil Air Conditioner compressor starts, but does not switch off the start winding?
- C
  Cynthia GutierrezAug 29, 2025
  If your Zamil Air Conditioner compressor starts but does not switch off the start winding, here are potential causes: * **Improperly wired:** Check the wiring against the diagram. * **Low voltage to unit:** Determine the reason and correct it. * **Relay failing to open:** Determine the reason and correct it; replace if necessary. * **Run capacitor defective:** Determine the reason and replace it. * **Excessively high discharge pressure:** Check the discharge shut off valve; there may be a possible overcharge, or insufficient cooling on the condenser. * **Compressor motor has a winding open or shorted:** Replace the compressor. * **Internal mechanical trouble in compressor stuck up or frozen:** Replace the compressor.

Zamil CX360 Specifications

General

Brand	Zamil
Model	CX360
Category	Air Conditioner
Language	English

Summary

Model Decoding and General Information

Model Decoding

Safety Issues and Warnings

Details critical safety warnings, cautions, and precautions for unit operation and servicing.

Unit Dimensions and Rigging

Rigging and Mounting Instructions

Instructions and precautions for safely rigging and mounting the unit for installation.

Rigging Attention to Riggers

Specific instructions and cautions for riggers handling the unit during installation.

Refrigerant and Electrical Connections

Refrigerant Piping Connections

Leak Testing and Refrigerant Charging

Procedures for leak testing and properly charging the refrigerant system.

Electrical Connections and Power Wiring

Instructions and precautions for making power wiring and control connections.

Typical Schematic Wiring Diagrams

CX150 Single Compressor Wiring

CX150 Wiring Diagram Legend and Notes

CX180-CX220 Dual Compressor Wiring

CX180-CX220 Wiring Diagram Legend and Notes

CX240-CX360 Dual Compressor Wiring

CX240-CX360 Wiring Diagram Legend and Notes

Operation and Maintenance Instructions

Pre-Startup Inspection Checklist

A comprehensive checklist to perform before starting the unit for operation.

Monthly Inspection Procedure

Troubleshooting Guide

Troubleshooting Chart - Symptoms and Causes

Lists common unit symptoms, their potential causes, and initial troubleshooting steps.

Troubleshooting Chart - Advanced Issues

Lists less common symptoms, causes, and corrective measures for troubleshooting.

Related product manuals

Preview: Zamil CX SERIES

Zamil CX SERIES