A & T International 1 Service Manual

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CHILLED WATER

CEILING-SUSPENDED

AND HIGH-WALL

AIR HANDLERS

Installation, Operation and

Maintenance Manual

CEILING-SUSPENDED AIR HANDLER

(CCP)

HIGH-WALL AIR HANDLER (WCP)

ECR International, Inc.

2201 Dwyer Avenue,

Utica NY 13501

web site: www.ecrinternational.com

P/N# 240004373, Rev. B [07/15/2013]

An ISO 9001-2008 Certified Company

Table of Contents

Troubleshooting

Summary of Contents for A & T International 1

Page 1 CHILLED WATER CEILING-SUSPENDED AND HIGH-WALL AIR HANDLERS Installation, Operation and Maintenance Manual CEILING-SUSPENDED AIR HANDLER (CCP) HIGH-WALL AIR HANDLER (WCP) ECR International, Inc. 2201 Dwyer Avenue, Utica NY 13501 web site: www.ecrinternational.com P/N# 240004373, Rev. B [07/15/2013] An ISO 9001-2008 Certified Company...
Page 2: Table Of Contents
Installer: Model Number_________________________ (1) Retain this manual and warranty for future reference. Serial Number_________________________ (2) Before leaving the premises, review this manual to sure the unit has been installed correctly and run the unit Date of installation______________________ for one complete cycle to make sure it functions properly.
Page 3: Important Safety Information
IMPORTANT SAFETY INFORMATION WARNING WARNING Tampering with this unit is dangerous and could Electrical shock hazard. Improper assembly and/ result in serious injury or death. Do not modify or or installation could result in death or serious injury. change this unit. Have a qualified service agency install and service this appliance.
Page 4: General Product Information
GENERAL PRODUCT INFORMATION Installer Supplied Items EMI Air Handler Family Materials of Construction: • Low voltage wiring (18 awg required) Cabinet fabricated of 20-gauge galvanneal steel with • High voltage power supply wiring off-white powder coat matte finish. • Mounting fasteners (screws, wall anchors, etc.) Plastic tops, fronts constructed of high impact •...
Page 5: Controls And Components
GENERAL PRODUCT INFORMATION Installation Considerations High Volt Electrical Wiring • Determine best location for mounting unit for room air (SEE THE APPROPRIATE AIR HANDLER SECTION FOR SPECIFIC circulation. WIRING INFORMATION.) • Determine how power wire (high and low voltage) All wiring shall be in accordance with the National Electric Code condensate drainage, and water supply piping may be (NEC) and local building codes.
Page 6: Low Volt Interconnect
Refer to low Volt interconnect diagram interconnect diagram If the indoor unit has electric heat or hydronic heat then a “W” Figure 1 for unit mounted controls. connection is required between the thermostat and indoor unit. Refer to low Volt interconnect diagram interconnect diagram...
Page 7: Dip Switch Settings
Replace covers after dipswitches are set. Apply power to the equipment. Figure 3 DIPSWITCH ON RELAY BOARD Figure 2 B Figure 4 DIP SWITCH SETTINGS Switch Cooling only Open Open Cooling Electric or Hydronic Heat Off = Open On = 1 or 2...
Page 8: Ceiling-Suspended Air Handler Ccp
CEILING-SUSPENDED AIR HANDLER CCP Optional Controls & Components See page 4 in Common Section for complete list of Optional Controls/Components Mounting Preparation Choose best location for unit. Use cardboard template (provided with unit packing) to “test fit” unit before installation CCP Series is designed to be mounted to horizontal surface which should be plumb and level.
Page 9 PD Ft. Model# Btuh °F 208/230 14,500 208/230 22,900 208/230 1.1/1.1 27,200 *(1) If electric heaters are installed, use Min Amp and Max Fuse from Heater Options Chart. 43,200 29,800 CCP WITH ELECTRIC HEAT OPTIONS 47,300 Min. 40,300 Total Max. Model# Voltage Cir.
Page 10: Ceiling-Suspended Air Handler Wcp
HIGH-WALL AIR HANDLER WCP Mounting Preparation • Mount WCP plumb and level to vertically square surface to prevent unit vibration and/or unwanted noise. • Mount WCP directly to smooth surface or sheetrock wallboard or similar material. • When mounting to block wall, there should be smooth square backing between unit and block surface to absorb potential vibration.
Page 11 WCP DIMENSIONS AND SPECIFICATIONS WCP/WCP PHYSICAL DIMENSIONS Shipping Model Width “A” Height “B” Depth “C” Width “D” Width “E” Width “F” Width “G” Width “H” Width “I” 36½” 14½” 10¾” 22” 9” 24½” 8” 18” 16” 47½” 14½” 10¾” 32” 10”...
Page 12 0.56 115/60/1 0.083 208/230/60/1 0.56 0.07 0.56 (1) If electric heaters are installed, use Min Amp and Max Fuse from Heater Options Chart. WCP ELECTRIC HEAT OPTIONS DISCHARGE AIR SPEED AND FLOW Heater Total Min. Cir. (230V High Speed Fan)
Page 13: Start Up Preparation
COMMON TO ALL AIR HANDLERS Start Up Preparation Initial Start-up - Unit mount controls only See “Common” section of this manual (on page 13-16) for Infrared Control Operation control details. • EMI Air Handlers are equipped with a unit mount, infrared compatible control package (optional on CCP).
Page 14: Start-Up For Unit Mounted
START-UP FOR UNIT MOUNTED INFRARED COMPATIBLE CONTROL (ONLY) Figure 5 UNIT MOUNTED INFRARED COMPATIBLE CONTROL 1. LCD Display 4. Infrared Sensor 7. Mode Selection Button 2. Temp. Set Point Down Button 5. Power ON/OFF Button 8. Fan Operation Button 9. Fan Indicator LEDs (HIGH, LOW, AUTO) 3.
Page 15 OPTIONAL ELECTRIC HEAT OPERATION Optional Electric heat operation Units With Condensate Pumps Important: The dip switch 1& 2 must be set to ON EMI Air Handlers are available with optional condensate pump. Condensate pumps are recommended when it is not possible to gravity drain condensate from indoor unit.
Page 16: High-Wall Thermostat Control Start-Up
Indoor unit is equipped electronic circuit board with purge INFRARED REMOTE CONTROL OPTION feature. After room thermostat has been satisfied, purge OPERATIONAL RANGE 55- 90° F (IN 1° INCREMENTS.) feature allows indoor fan to remain on for additional 60 seconds. This increases efficiency by pulling remaining energy from unit.
Page 17 In order for our Date of Installation. Technical Service Department to better serve you, please Call Technical Support Department complete and have this information ready when calling. @ 1-800-228-9364. Test Unit Performance Data Date: Model Number Technician:...
Page 18: Maintenance
Number of low volt interconnect conductors is three to six depending on heating options and or thermostat selection. Interconnect wire should be at least 18 awg. Refer to unit wiring diagram for interconnect diagram that matches your system. Figure 1 Figure 2 B...
Page 19 Protect unused terminals by use of wire nut from making contact with junction box or other metal surfaces. Refer to low volt interconnect diagram interconnect diagram Figure 1 for unit mounted controls and Figure 2 for remote thermostat connection.
Page 20: Troubleshooting Procedure - Error Codes
TROUBLESHOOTING PROCEDURE - ERROR CODES Error Codes Should one of two temperature sensors become disconnected or fail, error code will appear in display. Control will not operate properly until sensor is working. E1 – Coil Sensor malfunction or disconnected. Check location J1 on thermostat board. E2 –...
Page 21: Warranty
No agent, representative or distributor of EMI has any authority to alter the terms of this limited warranty in any way. For Service or Repair: 1) Contact the installing contractor 2) Call the nearest distributor 3) Call, E-Mail or write: Enviromaster International, LLC, c/o ECR International, Inc., 2201 Dwyer Avenue, Utica, NY 13501...
Page 22 NOTES...
Page 23 NOTES...
Page 24 2201 Dwyer Avenue, Utica NY 13501 1-800-228-9364 fax 1-800-232-9364...