
286B (2 - 5 TONS)
289B (3 TON TROPHY)
EVOLUTIONt SERIES
Installation Instructions
SAFETY CONSIDERATIONS
Improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, fire, electrical shock, or other conditions which may cause death, personal injury, or property damage. Consult a qualified installer, service agency, or your distributor or branch for information or assistance. The qualified installer or agency must use
Follow all safety codes. Wear safety glasses, protective clothing, and work gloves. Use quenching cloth for brazing operations. Have fire extinguisher available. Read these instructions thoroughly and follow all warnings or cautions included in literature and attached to the unit. Consult local building codes and current editions of the National Electrical Code ( NEC ) NFPA 70. In Canada, refer to current editions of the Canadian electrical code CSA 22.1.
Recognize safety information. This is the
!WARNING
ELECTRICAL SHOCK HAZARD
Failure to follow this warning could result in personal injury or death.
Before installing, modifying, or servicing system, main electrical disconnect switch must be in the OFF position and install a lockout tag. There may be more than 1 disconnect switch. Lock out and tag switch with a suitable warning label.
!CAUTION
CUT HAZARD
Failure to follow this caution may result in personal injury.
Sheet metal parts may have sharp edges or burrs. Use care and wear appropriate protective clothing and gloves when handling parts.
Indoor Thermostat Control Options
| Evolution | Standard | |
Model | |||
Control | |||
| Thermostat | ||
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286B / 289B | Yes | Yes | |
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INSTALLATION RECOMMENDATIONS
NOTE: In some cases noise in the living area has been traced to gas pulsations from improper installation of equipment.
1.Locate unit away from windows, patios, decks, etc. where unit operation sound may disturb customer.
2.Ensure that vapor and liquid tube diameters are appropriate for unit capacity.
3.Run refrigerant tubes as directly as possible by avoiding un- necessary turns and bends.
4.Leave some slack between structure and unit to absorb vi- bration.
5.When passing refrigerant tubes through the wall, seal open- ing with RTV or other pliable
6.Avoid direct tubing contact with water pipes, duct work, floor joists, wall studs, floors, and walls.
7.Do not suspend refrigerant tubing from joists and studs with a rigid wire or strap which comes in direct contact with tubing.(See Fig. 1.)
8.Ensure that tubing insulation is pliable and completely sur- rounds vapor tube.
9.When necessary, use hanger straps which are 1 in. wide and conform to shape of tubing insulation. (See Fig. 1.)
10.Isolate hanger straps from insulation by using metal sleeves bent to conform to shape of insulation.
When outdoor unit is connected to
IMPORTANT: Maximum
IMPORTANT: Always install the