User’s Information Manual
2 Maintenance schedule
Service technician
(see the Knight Wall Mount Service Manual)
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| • Reported problems |
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| • Inspect interior; clean and vacuum if | |||||
| necessary |
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| • Clean condensate trap and fill with fresh | |||||
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| • Check | for | leaks | (water, | gas, | flue, |
| condensate) |
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| • Verify flue and air lines in good condition | |||||
UP | and sealed tight |
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• Check | system water pressure/system | |||||
- | piping/expansion tank |
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START | • Check control settings |
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• Ignition and flame sense electrodes | ||||||
ANNUAL | (sand | off | any deposits; | clean | and | |
reposition) |
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| • Wiring and connections |
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| • Perform | checkout | and | |||
| performance verification per Section 10 | |||||
| in the Knight Wall Mount Installation and | |||||
| Operation Manual. |
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| • Flame inspection (stable, uniform) |
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| • Flame signal (at least 4 mA) |
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| • Clean | the | heat | exchanger if | flue | |
| temperature is more than 54°F above | |||||
| return water temperature. |
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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
Daily | • Check pressure/temperature | |
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| gauge | |
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| • Check vent piping | |
| • Check air piping | |
Monthly | • Check air and vent termination | |
screens | ||
| • Check relief valve | |
| • Check condensate drain system | |
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Periodically | • Test low water cutoff (if used) | |
• Reset button (low water cutoff) | ||
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Every | • Check boiler piping (gas and | |
water) for leaks | ||
6 months | • Operate relief valve | |
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End | • Shut boiler down (unless boiler | |
of season | ||
used for domestic hot water) | ||
months | ||
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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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