Installation & Operation Manual

12 Maintenance

Maintenance and annual startup

Table 12A Service and Maintenance Schedules

Service technician

(see the following pages for instructions)

 

General:

 

 

 

 

 

 

 

• Address 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

UP

and sealed tight

 

 

 

 

• Check

system water

pressure/system

 

START-

piping/expansion tank

 

 

 

• Check control settings

 

 

 

• Check

ignition

and

flame

sense

ANNUAL

electrodes (sand off any deposits; clean

• Perform start-up

checkout

and

 

and reposition)

 

 

 

 

 

• Check wiring and connections

 

 

 

performance verification per Section 10.

 

• Flame inspection (stable, uniform)

 

 

• Flame signal (at least 10 microamps at

 

high fire)

 

 

 

 

 

 

• Clean

the

heat

exchanger

if

flue

 

temperature is more than 54°F (30°C)

 

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 the Knight XL User’s Information Manual for

instructions)

• Check boiler area

Daily

 

 

 

• Check pressure/temperature

 

gauge

 

 

 

 

 

• Check vent piping

 

 

• Check air piping

 

Monthly

• Check air and vent termination

 

screens

 

 

• Check relief valve

 

 

• Check condensate drain system

 

• Check automatic air vents

 

 

 

Periodically

•Test low water cutoff (if used)

 

 

 

• Reset button (low water cutoff)

 

 

 

 

• Check boiler piping (gas

and

Every

water) for leaks

 

6 months

 

 

 

• Operate relief valve

 

 

 

 

End

•Shut boiler down (unless

boiler

of season

used for domestic hot water)

 

months

 

 

 

67

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Lochinvar 800 operation manual Maintenance Maintenance and annual startup, Service technician, Owner maintenance

800 specifications

Lochinvar 800 is a groundbreaking boiler system designed to meet the heating needs of modern residential and commercial buildings. Renowned for its reliability and advanced technology, the Lochinvar 800 promises efficiency and performance that set it apart from conventional heating systems.

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