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General| Model Number | RHSL-HM4221JA |
|---|---|
| Product Type | Air Handler |
| Cooling Capacity (Btuh) | 42, 000 |
| Cooling Capacity (Ton) | 3.5 |
| Heating Capacity (Ton) | 3.5 |
| Tonnage | 3.5 |
| Refrigerant Type | R-410A |
| Voltage | 208/230V |
| Phase | 1 |
| Maximum External Static Pressure (in. wc) | 0.8 |
| Blower Motor Type | Multi-Speed |
| Cabinet Type | Upflow/Horizontal |
| Width (in) | 21 |
| Depth (in) | 21 |
| Heating Capacity (Btuh) | 42000 |
| Airflow | 1, 400 CFM |
Disconnecting power, grounding, and circuit breaker safety for preventing electrical shock.
Ensures installation, service, and maintenance are done by trained professionals.
Addresses risks from duct leaks, pollutants, and improper connections to heat sources.
Ensures proper operation and fire prevention via filters and correct duct construction.
Guidelines for power/control wiring, separation, and proper grounding for electrical safety.
Electrical data for HSL air handlers with various electric heater kit configurations.
Continued electrical specifications for HSL air handlers with electric heat kits.
Electrical data for HLL air handlers with various electric heater kit configurations.
Continued electrical specifications for HLL air handlers with electric heat kits.
Explains how heater kits allow standard circuit breakers for overcurrent protection.
Specifies minimum and maximum airflow limits for cooling and electric heating operation.
Procedures for making refrigerant connections, sealing, and protecting the unit during brazing.
Explains unit operation in cooling, heat pump heating, and electric heat modes.
Checklist to ensure proper installation, safety, and readiness before unit startup.
