Zamil CX SERIES User Manual

Zamil CX SERIES

20 pages

To Next Page

To Next Page

Page #1 background image

Loading...

Page #1 background image

INSTALLATION,

OPERATION

&

MAINTENANCE

MANUAL

AIR COOLED CONDENSING UNITS

CX SERIES (CX150 - CX360)

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

Questions and Answers:

S
Sabrina WhiteAug 8, 2025
What to do if Zamil Air Conditioner compressor will not start, hums but trips on overload protector?
- A
  Andrew MillsAug 8, 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.
R
Rodney WeeksAug 13, 2025
Why does my Zamil Air Conditioner unit operate continuously?
- J
  Jocelyn TuckerAug 13, 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.
F
fhunterAug 16, 2025
Why is the evaporator icing up in my Zamil Air Conditioner?
- J
  jenniferreedAug 16, 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.
T
Tyler NewmanAug 21, 2025
What causes my Zamil Air Conditioner unit to run OK, but short cycles frequently?
- J
  Javier DiazAug 21, 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.
C
Cathy GarciaAug 26, 2025
Why Zamil Air Conditioner compressor starts, but does not switch off the start winding?
- N
  nguyenkatherineAug 26, 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 CX SERIES Specifications

General

Brand	Zamil
Model	CX SERIES
Category	Air Conditioner
Language	English

Summary

SAFETY ISSUES

INSTALLATION PROCEDURES

UNIT LOCATION SELECTION

Key considerations for selecting the optimal location for the unit.

JOBSITE CONDITIONS AND CLEARANCES

SERVICE CLEARANCE

RIGGING & MOUNTING

REFRIGERANT PIPING CONNECTIONS

LEAK TESTING & REFRIGERANT CHARGING

ELECTRICAL CONNECTIONS

TYPICAL SCHEMATIC WIRING DIAGRAM CX150 SINGLE COMPRESSOR

TYPICAL SCHEMATIC WIRING DIAGRAM CX150 OPTIONS AND LEGEND

TYPICAL SCHEMATIC WIRING DIAGRAM CX180-CX220 DUAL COMPRESSOR

TYPICAL SCHEMATIC WIRING DIAGRAM CX180-CX220 OPTIONS AND LEGEND

TYPICAL SCHEMATIC WIRING DIAGRAM CX240-CX360 DUAL COMPRESSOR

TYPICAL SCHEMATIC WIRING DIAGRAM CX240-CX360 OPTIONS AND LEGEND

OPERATION INSTRUCTIONS

PRE-STARTUP INSPECTION AND CHECK LIST

Checklist for pre-operation inspection after installation.

MAINTENANCE

MONTHLY INSPECTION PROCEDURE

PREVENTIVE MAINTENANCE SCHEDULE

TROUBLE SHOOTING CHART

TROUBLE SHOOTING CHART CONTINUED

PARTS LIST

Related product manuals