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INSTALLER'S GUIDE
Multi-Position Cased Coils
Cooling and Heat Pump Compatible
Factory Installed R410a Metering Device
Thank you very much for purchasing our product.
Before using your unit, please read this manual carefully and keep it for future reference.
The figure shown in this manual is for reference only and may be slightly different from the actual product.
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Table of Contents
Related Manuals for Trane Oxbox J4MXCA003EC6HCA
Summary of Contents for Trane Oxbox J4MXCA003EC6HCA
- Page 1 INSTALLER’S GUIDE Multi-Position Cased Coils Cooling and Heat Pump Compatible Factory Installed R410a Metering Device Thank you very much for purchasing our product. Before using your unit, please read this manual carefully and keep it for future reference. The figure shown in this manual is for reference only and may be slightly different from the actual product.
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Page 2: Table Of Contents
RECOGNIZE THIS SYMBOL AS AN INDICATION OF IMPORTANT SAFETY INFORMATION WARNING These instructions are intended as an aid to qualified licensed service personnel for proper installation, adjustment and operation of this unit. Read these instructions thoroughly before attempting installation or operation. Failure to follow these instructions may result in improper installation, adjustment, service or maintenance possibly resulting in fire, electrical shock, property damage, personal injury or death. -
Page 3: Safety
1 SAFETY WARNING Disconnect all power to the unit before starting any service and maintenance. Failure to do so could cause severe electrical shock resulting in personal injury or death. Installation or servicing of this unit can be hazardous due to parts, components and system pressure. Qualified and proper trained service personnel should perform installation and repair. -
Page 4: Codes & Regulations
DIMENSIONAL DATA Unit Dimensions WEIGHT SUPPLY MODELS UNIT HEIGHT UNIT WIDTH LIQUID LINE/ DUCT "A" (LBS.[kg]) "W1" IN. [mm] "H" IN. [mm] "W" IN. [mm] VAPOR LINE IN. [mm] 20"[508] 14-1/2"[368] 13"[330] 3/8" / 3/4" 46[21] J4MXCA003EC6HCA 13-1/2"[343] J4MXCB004EC6HCA 20"[508] 17-1/2"[445] 16"[407] 16-1/2"[419]... -
Page 5: Installation Instructions
3 INSTALLATION INSTRUCTIONS 3.3 Installation And Trap Connection 3.1 Replacement Parts 1. See Fig. 3-1 for coil installation and drain connection. Contact your distributor for authorized replacement 2. Installation steps for cased coil: parts. A. Shut off or disconnect gas furnace's power and remove gas pipe if necessary;... - Page 6 Fig. 3-2 Transition for horizontal left orientation 3. If the coil is used in connection with an upflow furnace in horizontal left orientation, a sheet metal transition can be installed between the furnace supply air outlet and the evaporator coil supply air inlet to create clearance between coil lineset and furnace flue outlet for A-cabinet non-condensing furnaces and for all cabinet size condensing furnaces.
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Page 7: Drain Application
4 DRAIN APPLICATION Install a trap in the drain line below the bottom of the drain pan. If using a copper drain line, solder a short piece of pipe to the connector before installing a drain 4.1 Condensate Drain Piping fitting. -
Page 8: Refrigerant Connections
5 REFRIGERANT CONNECTIONS CAUTION Gently remove the sealing plug of vapor line, use one wrench to fix valve base, loose the nut with another wernch, take out the flange pad and sealing ring. To prevent refrigerant leak, use proper tools to ensure clean, burr-free cut. -
Page 9: Optional Txv Kit Installation
* The ship-with literature bag will contain additional Outdoor Unit Piston Size* R-410A pistons for most applications. Piston Kit Capacity (Tons) (R410a) * Contact your local parts center to order the appropriate MAYORIACHP0052B piston if it is not included with the literature. MAYORIACHP0058B MAYORIACHP0063B MAYORIACHP0070B... -
Page 10: Air Flow Performance
7 AIR FLOW PERFORMANCE Airflow performance [CFM VS Pressure drop] Pressure drop characteristics for cooling and heat pump coils Pressure drop (Inches of water) Model 0.05 0.15 0.25 0.35 0.4* J4MXCA003EC6HCA 1063 J4MXCB004EC6HCA 1024 1122 1217 J4MXCC005EC6HCA 1019 1132 1238 1348 J4MXCB006EC6HCA 1045... - Page 11 NOTE...
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