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Covers installer responsibilities, risk assessment, handling, positioning, wiring, and piping requirements.
Lists critical safety checks for working on roofs, including footwear, ladders, and weather conditions.
Details the unit's construction, including heating and cooling sections, ventilation, and control types.
Explains various control methods including 5-gang switch, rotary dial, push button, and BMS.
Describes the standard 5-switch wall mount gang switch and its functions for unit control.
Covers general operation, thermostat settings, lockout reset, and specific features of HCVR Return Air Models.
Covers building structure, clearances, lifting, unit receipt, inspection, and location selection.
Details requirements for flue, gas supply, electrical supply, and water supply connections.
Provides instructions for installing roof stands to ensure a level mounting surface for the unit.
Steps for commissioning the cooling section, including water level, bleed off rates, and water distribution.
Procedure for commissioning the heating section, covering gas pressure, pilot ignition, and burner operation.
Details setting fan switch temperatures and controlling discharge dampers for optimal heating performance.
Maintenance guidance for blower, drive components, cooling section, and Legionnaires disease prevention.
Covers annual inspection, full clean out service, and burner removal and cleaning procedures.
Troubleshooting common cooling section problems like inadequate cooling, fan issues, motor overheating, and pump operation.
Troubleshooting heating issues such as unit lockouts, pilot flame problems, insufficient heat, and ignition delays.
Troubleshooting unit overheating, fan motor failure, burner flame issues, and primary aeration.
Procedures for testing fan operation, belt tension, vibration, noise, and control system wiring and settings.
Defines warranty terms, coverage, exclusions, and procedures for making a claim.
Details warranty conditions, costs borne by user, use of genuine parts, and installation liability.
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General