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Trane A4MXA1824AC6HA, Installer'S Manual

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Trane A4MXA1824AC6HA Installer'S Manual Download Page 9

18-AD37D1-1-EN  

9

Installer’s Guide

Outline 

Drawing 

for 

models: A4MXA1824AC6HAA, A4MXB1832AC6HAA, A4MXA3036AC6HAA, A4MXB3642AC6HAA, A4MXC3642AC6HAA, A4MX

-

B4248AC6HAA, A4MXC4248AC6HAA, A4MXD4248AC6HAA, A4MXC4260AC3HAA, A4MXD4260AC3HAA

From Dwg.

  D346409 Re

vA

Summary of Contents for A4MXA1824AC6HA

Page 1: ...oil before beginning the installation Figure 1 18 AD37D1 1 EN Cased Aluminum Convertible Coils Models A4MXA1824AC6HA A4MXB1832AC6HA A4MXA3036AC6HA A4MXB3642AC6HA A4MXC3642AC6HA A4MXB4248AC6HA A4MXC4248AC6HA A4MXD4248AC6HA A4MXC4260AC3HA A4MXD4260AC3HA NOTE OPTIONAL DOWNFLOW GASKET INSTALLATION For unusually humid applications that expect prolonged operation above 70 RH it is recommended to use the...

Page 2: ...GAS FURNACE a Apply gasket material duct seal field supplied to ALL mating surfaces between the furnace and the coil case b Set the coil case on top of the furnace Connect the duct work to the coil case using field supplied screws c Secure the coil case to the furnace and seal for air leaks as required FOR UPFLOW HORIZONTAL LEFT INSTALLATIONS Figure 3 Figure 2 Remove and Discard Replace UPFLOW FUR...

Page 3: ...A0 gasket kit to prevent water from form ing on the bottom of the drain pan and dripping into the supply ductwork a Lay the coil on its back side b Locate the 4 wide gasket material found in BAYGSKT001A0 c Attach the 4 gasket material to three sides of the bottom of the drain pan as shown Make sure to start by matching up the edge of the gasket material to the inner edge of the drain pan by the co...

Page 4: ...ay be laid on either side for horizontal application The condensing downflow horizontal right and upflow horizontal left furnaces may only be rotated onto their left side While not required optional removal of some coil components will maximize airflow efficiency a Remove the coil by sliding the coil out of the coil enclosure b Optional but recommended Remove the factory installed two piece baffle...

Page 5: ...on the coil enclosure two on each side at the bottom Each of the rear brackets will be attached with the wide side of the bracket resting on the top and bottom of the horizontal coil and furnace see Figure 11 Four additional screws will be used to attach each rear bracket f The front bracket is positioned as close to the center as possible with the narrow edge against the coil enclosure and the wi...

Page 6: ...o be replaced with the included 0 077 orifice COIL MODEL NOMINAL TONS FACTORY INSTALLED ORIFICE SIZE ADDITIONAL INCLUDED ORIFICE SIZES A4MXA1824AC6HA 2 0 057 0 052 A4MXB1832AC6HA 0 052 0 064 A4MXA3036AC6HA 2 5 0 064 0 068 A4MXB3642AC6HA 3 0 068 0 077 A4MXC3642AC6HA 0 077 A4MXB4248AC6HA 3 5 0 077 0 082 A4MXC4248AC6HA 4 0 082 0 077 A4MXD4248AC6HA 0 077 A4MXC4260AC3HA 5 TXV none A4MXD4260AC3HA none T...

Page 7: ...t coil 1 Remove both rubber plugs from the indoor coil 2 Field supplied tubing should be cut square round and free of burrs at the connecting end Clean the tubing to prevent contaminants from entering the system 3 Run the refrigerant tubing into the stub tube sockets of the indoor unit coil UNIT PANELS MUST BE SHIELDED DURING BRAZ ING 4 Flow a small amount of nitrogen through the tubing while braz...

Page 8: ...he outdoor unit M CONDENSATE DRAIN PIPING Condensate drain connections are located in the drain pan at the bottom of the coil enclosure assembly The female threadedfittingprotrudesoutsideoftheenclosureforexternal connection A field fabricated trap is not required for proper drainage due to the positive pressure of the furnace however it is recommended to prevent efficiency loss of conditioned air ...

Page 9: ...aller s Guide Outline Drawing for models A4MXA1824AC6HAA A4MXB1832AC6HAA A4MXA3036AC6HAA A4MXB3642AC6HAA A4MXC3642AC6HAA A4MX B4248AC6HAA A4MXC4248AC6HAA A4MXD4248AC6HAA A4MXC4260AC3HAA A4MXD4260AC3HAA From Dwg D346409 RevA ...

Page 10: ... NO Is superheat 25F YES NO Is indoor temperature more than 85F NO Is sub cooling less than 8F YES Confirm that charge is correct and look for dirty or restricted outdoor coil Confirm that charge is correct NO Before starting insure the blower wheel indoor and outdoor coils are clean Is the liquid line temperature at indoor coil within 8F of outdoor liquid line temperature YES Verify line set is s...

Page 11: ...18 AD37D1 1 EN 11 Installer s Guide ...

Page 12: ...licy of continuous product and product data improvement it reserves the right to change design and specifications without notice Trane 6200 Troup Highway Tyler TX 75707 For more information contact your local dealer distributor 06 19 ...

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