Lochinvar Crest 1.5 User Manual

-- Do not store or use gasoline or other flammable vapors and
liquids in the vicinity of this or any other appliance.
-- WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your
building.
• Immediately call your gas supplier from a near by phone.
Follow the gas supplier’s instructions.
• If you cannot reach your gas supplier, call the fire department.
-- Installation and service must be performed by a qualified
installer, service agency, or the gas supplier.
WARNING: If the information in these instructions is not
followed exactly, a fire or explosion may result causing property
damage, personal injury or death.
FB-USER Rev B
User’s Information Manual
Models: 1.5 - 5.0
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Lochinvar Crest 1.5 Specifications

General

Brand	Lochinvar
Model	Crest 1.5
Category	Boiler
Language	English

Summary

Please Read Before Proceeding

Boiler Service and Maintenance

General advice for safe and effective boiler maintenance, including electrical disconnect and cooling.

Boiler Operation

Instructions on proper boiler operation, including air flow, overheating, and flooded appliance handling.

Boiler Water Management

Guidelines for boiler water quality, including flushing, avoiding petroleum products, and managing makeup water.

Freeze Protection Fluids

Recommendations for freeze protection fluids, advising against automotive antifreeze and ethylene glycol.

Prevent Combustion Air Contamination

Maintenance Schedule

Service Technician Maintenance

Tasks for qualified service technicians, including inspections and annual start-up procedures.

Owner Daily Maintenance

Checks for the owner to perform daily, including boiler area and pressure gauge inspection.

Owner Monthly Maintenance

Checks for the owner to perform monthly, including vent piping, air piping, relief valve, and condensate drain.

Condensate Disposal Procedures

Detailed steps for connecting and maintaining the condensate trap and disposal line.

Owner Bi-Annual Maintenance

Tasks for the owner every six months, including testing low water cutoff and operating relief valve.

Owner Seasonal Shutdown

Procedure for shutting down the boiler at the end of the season, with exceptions for domestic hot water use.

Operating Instructions

Safety Precautions Before Operation

Critical safety warnings regarding fire, explosion, and personal injury during boiler operation.

Gas Leak Detection and Response

Immediate actions to take if a gas odor is detected, emphasizing safety and contacting authorities.

Boiler Startup Procedure

Step-by-step guide for safely starting the boiler, including thermostat and gas valve settings.

Turning Off Gas to Appliance

Procedure for safely shutting off the gas supply to the boiler for service or emergencies.

Smart Touch Control Module

Home Screen Overview

Description of the Home Screen display, showing boiler status, temperatures, and modulation rate.

Navigating Control Screens

Explanation of buttons for accessing Boiler Status, Main Menu, and Modulation screens.

Main Menu Screen Navigation

Details on accessing nine additional screens from the Main Menu for setup, monitoring, and service.