Trane SCIH, Installation Operation & Maintenance

Page: 27 / 36

SXIH-SVX01C-EN 27
Maintenance
Maintenance Procedures
Before beginning any maintenance procedures heed all warnings and cautions.

WARNING
Hazardous Voltage!
Disconnect all electric power, including remote disconnects before servicing. Follow proper
lockout/tagout procedures to ensure the power can not be inadvertently energized. Failure to
disconnect power before servicing could result in death or serious injury.
Periodic Maintenance Checklist
– Inspect coil surface for cleanliness. Clean as required. Refer to “Coil Cleaning Procedure,”
p. 28 under “Maintenance Procedures,” p. 27 .
Annual Maintenance Checklist
– Perform all monthly maintenance inspections.
– Perform seasonal startup checks.
– Leak test refrigerant circuits. Inspect contacts of fan motor contactors and relays. Replace
all worn contacts.
Table 11. Integral air-cooled general data
Nominal Tons 5 7.5 10 15
ARI capacity - btu/h
65,000 91,000 121,900 177,200
EER 11.20 10.36 10.38 9.76
Refrigerant type/circuit charge (lbs.)
R-410A/14.0 R-22/14.3 R-22/9.3 R-22/11.7
Shipping weight – lbs.
1087 1087 1495 1897
Operating weight – lbs.
1027 1027 1445 1767
Compressor, qty - hp 1 1 2 2
Circuits
1 1 2 2
Condenser
Face area, sq/ ft.
10.75 10.75 16.55 16.55
Rows / fpf 4/192 4/168 3/180 4/180
Fans, qty.
1 1 2 2
Fan size, in.
15x15 15x15 15x15 15x15
Motor hp
1.0 2.0 2.0 5.0
Evaporator
Face area, sq. ft
8.32 8.32 12.82 12.82
Rows / fpf
4/168 4/144 4/144 4/144
Filter qty. - size, in.
2- 23.7x25 2 - 23.7x25 3 - 23.7x25.6 3 - 23.7x25.6
Fans qty. - size, in 1- 12x12 1 - 12x12 2 - 12x12 2 - 12x12
Motor hp
1.0 1.5 2.0 3.0
Min. airflow
1800 2700 3600 5400
Max. airflow
2200 3300 4400 6600
Notes:
1. Net cooling capacity is rated at 95°F ambient, 80°F entering dry bulb and 67°F entering wet bulb at scfm air condition.
2. EER is rated at ARI conditions.