Lochinvar 400 - 801 User's Information Manual
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Lochinvar 400 - 801 User's Information Manual

Lochinvar 400 - 801 User's Information Manual

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User's Information Manual
Models: 400 - 801
WARNING
If the information in this manual is not followed exactly,
a fire or explosion may result causing property damage,
personal injury or loss of life.
This appliance MUST NOT be installed in any location where
gasoline or flammable vapors are likely to be present.
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electric 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.
Save this manual for future reference.
KBXII-USER Rev E

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Summary of Contents for Lochinvar 400 - 801

  • Page 1 KBXII-USER Rev E User’s Information Manual Models: 400 - 801 WARNING If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury or loss of life. This appliance MUST NOT be installed in any location where gasoline or flammable vapors are likely to be present.

  • Page 2: Table Of Contents

    Contents HAZARD DEFINITIONS ............. 2 3. OPERATING INSTRUCTIONS ........9 PLEASE READ BEFORE PROCEEDING ......3 4. SMART SYSTEM CONTROL MODULE 1. PREVENT COMBUSTION AIR CONTAMINATION ..4 SMART SYSTEM Control Module ........10 Access Modes ............10 2. MAINTENANCE SCHEDULE ........5 Maintenance Procedures ...........

  • Page 3: Please Read Before Proceeding

    Please read before proceeding Boiler service and maintenance – The Knight XL Installation and NOTICE Operation Manual along with the Knight • To avoid electric shock, disconnect electrical supply XL Service Manual are for use only before performing maintenance. by a qualified heating installer/service •...

  • Page 4: Prevent Combustion Air Contamination

    Adhesives used to fasten building products and other similar combustion air inlet, have your installer pipe the boiler products combustion air and vent to another location, per the Knight XL Areas likely to have contaminants Installation and Operation Manual. Dry cleaning/laundry areas and establishments...

  • Page 5: Maintenance Schedule

    • Perform start-up, checkout and • Test low water cutoff performance verifi cation per Sec- Periodically (if used) tion 10 in the Knight XL Installation • Reset button (LWCO) Operation manual • Flame inspection (stable, uniform) • Check boiler piping •...

  • Page 6: Maintenance Procedures

    User’s Information Manual Maintenance schedule Maintenance procedures Read the list of potential materials listed in Table 1A on page 4 of this manual. If any of these products are in the Boiler must be serviced and maintained room from which the boiler takes its combustion air, they must be removed immediately or the boiler combustion air (and vent termination) must be relocated to another The boiler must be inspected and started...
  • Page 7 3. Slope condensate tubing down and away from the boiler into a drain or condensate neutralizing filter. Condensate from the Knight XL will be slightly acidic (typically with a pH from 3 to 5). Install a neutralizing filter if required by local codes. Call your qualified service technician to inspect the boiler and system.

  • Page 8: Check Air Vents

    This discharge line must be installed by a qualified heating installer or service technician in accordance with the instructions in the Knight XL Installation and Operation Manual. The discharge line must be terminated so as to eliminate possibility of severe burns or property Test low water cutoff (if installed) damage should the valve discharge.

  • Page 9: Operating Instructions

    User’s Information Manual Operating instructions FOR YOUR SAFETY READ BEFORE OPERATING WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury, or loss of life. A. This appliance does not have a pilot. It is neighbor’s phone.

  • Page 10: Smart System Control Module

    Most parameters are available only to the installer, accessible the arrow (>) is pointing to “TIME & DATE”. Press the only by entering the installer password, see the Knight XL NAVIGATION dial once. If the date and time are incorrect, Service Manual.
  • Page 11 User’s Information Manual SMART SYSTEM control module (continued) Night Setback Override Space heating (SH1, SH2, SH3) and tank set points Any Night Setback On trigger currently active or scheduled Mixing valves are required for the within the next seven (7) days can be skipped. To skip a CAUTION protection of any low temperature loops.

  • Page 12: Status Display Screens

    User’s Information Manual SMART SYSTEM control module Figure 4-2 Status Display Screen (CALL FOR (BOILER HEAT) STATUS) (OPERATIONAL INFORMATION) (RIGHT SELECT KEY) (LEFT SELECT KEY) (NAVIGATION DIAL) Status Display Screens Section Display Description The unit has not received a call for heat from a remote thermostat nor STANDBY has it received a call for heat from a DHW thermostat.
  • Page 13 User’s Information Manual SMART SYSTEM control module (continued) Status Display Screens (cont’d) Section Display Description SYSTEM: The temperature read by the system supply sensor (if connected). TANK: The temperature read by the tank sensor (if connected). OUTDOOR: The temperature read by the outdoor sensor (if connected). INLET TEMP: The temperature read at the inlet to the heat exchanger.
  • Page 14 User’s Information Manual SMART SYSTEM control module Status Display Screens (cont’d) Section Display Description Press and hold the LEFT SELECT key for 5 seconds to enter the Menu MENU Screen. EXIT Press the LEFT SELECT key to exit the current screen or setting. Press the LEFT SELECT key to confirm that the boiler needs to shutdown.

  • Page 15: Notes

    User’s Information Manual Notes...

  • Page 16: Revision Notes

    Revision Notes: Revision A (ECO C05747) initial release. Reflects the new model numbers for the Knight XL upgrade. Revision B (ECO C07072) reflects the change in design of the manual air vent valve, update of FIG. 2-3 on page 8 and the clarification of the user password information on pages 10 and 11.

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