Lochinvar 81-286 manual Maintenance schedule Service technician, General

Page 5

User’s Information Manual

2 Maintenance schedule

Service technician

(see the Knight Boiler Service Manual)

 

General:

 

 

 

 

 

 

 

• Reported problems

 

 

 

 

 

• Inspect interior; clean and vacuum if

 

necessary

 

 

 

 

 

 

• Clean condensate trap and fill with fresh

 

water

 

 

 

 

 

 

 

• Check

for

leaks

(water,

gas,

flue,

 

condensate)

 

 

 

 

 

• Verify flue and air lines in good condition

 

and sealed tight

 

 

 

 

-UP

• Check

system water

pressure/system

piping/expansion tank

 

 

 

START

• Check control settings

 

 

 

 

 

 

 

 

• Ignition and flame sense electrodes

ANNUAL

(sand

off

any deposits;

clean

and

• Perform

start-up

checkout

and

 

reposition)

 

 

 

 

 

 

• Wiring and connections

 

 

 

performance verification per Section 10

 

in the Knight Installation and Operation

 

Manual.

 

 

 

 

 

 

• Flame inspection (stable, uniform)

 

 

• Flame signal (at least 4 mA)

 

 

 

• Clean

the

heat

exchanger if

flue

 

temperature is more than 54°F above

 

return water temperature.

 

 

If combustion or performance indicate need:

•Clean heat exchanger

•Remove and clean burner using compressed air only

•Clean the blower wheel

Owner maintenance

(see pages 6 - 8 for detailed instructions)

 

• Check boiler area

 

• Check pressure/temperature

Daily

gauge

 

 

• Check vent piping

 

• Check air piping

Monthly

• Check air and vent termination

 

 

screens

 

• Check relief valve

 

• Check condensate drain system

 

• Check air vents

 

 

Periodically

• Test low water cutoff (if used)

 

• Reset button (low water cutoff)

 

 

 

• Check boiler piping (gas and

Every

water) for leaks

• Operate relief valve

6 months

End

•Shut boiler down (unless boiler

of season

used for domestic hot water)

months

 

￿WARNING

Follow the maintenance procedures given throughout this manual. Failure to perform the service and maintenance or follow the directions in this manual could result in damage to the boiler or system, resulting in severe personal injury, death, or substantial property damage.

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Contents User’s Information Manual Models 81 Contents Please read before proceeding Boiler service and maintenanceAreas likely to have contaminants Prevent combustion air contaminationProducts to avoid General Maintenance schedule Service technicianFill condensate trap with water Maintenance scheduleCondensate disposal Condensate TrapCheck air vents Operating instructions User InstallerSmart System control module Space heating SH1, SH2, SH3 and tank set points Temperature UnitsNight Setback Override Call for Heat Smart System control module Dial Function User’s Information Manual
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81-286 specifications

Lochinvar 81-286 is a highly efficient and innovative heating solution that represents the latest advancements in boiler technology. This model, part of Lochinvar's prestigious line-up, is designed for commercial applications, delivering superior performance while emphasizing energy efficiency and user-friendly operation.

One of the standout features of the Lochinvar 81-286 is its robust construction. Built with high-quality materials, the unit is engineered for durability and reliability, ensuring long-term operation with minimal maintenance. Its compact design allows for versatility in installation, making it suitable for various building layouts and configurations.

The boiler's primary technology is its advanced condensing capability, which optimizes heat transfer and reduces energy consumption. By efficiently using the heat generated during combustion, the 81-286 can achieve higher thermal efficiencies, often surpassing traditional systems. This results in lower operating costs and reduced greenhouse gas emissions, aligning with the growing demand for sustainable energy solutions in commercial buildings.

Lochinvar incorporates intelligent control systems into the 81-286, featuring user-friendly interfaces that facilitate straightforward programming and monitoring. These control systems enable precise regulation of temperature and pressure, ensuring optimal operation while providing real-time feedback that aids in troubleshooting and maintenance. Users can enjoy the convenience of remote monitoring, enhancing the overall user experience.

Another key characteristic of the Lochinvar 81-286 is its capacity range. The model is available in various sizes, allowing it to meet the specific demands of different facilities, from small businesses to large industrial applications. This flexibility makes it a top choice for contractors and engineers seeking reliable heating solutions that cater to diverse needs.

In addition, the Lochinvar 81-286 boasts exceptional safety features, including built-in safeguards that protect against overheating and pressure surges. These aspects ensure that the unit operates within safe parameters, providing peace of mind for facility managers and operators.

In summary, the Lochinvar 81-286 combines durability, efficiency, and advanced technology, making it an ideal solution for commercial heating needs. With its innovative condensing design, intelligent controls, and safety features, this boiler stands out as a reliable choice for those seeking sustainable and effective heating solutions. Its versatility and performance make it a key player in today’s ever-evolving energy landscape.
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