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100267830_2000508772 Rev A

User’s Information Manual

Models:  55 - 285

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.

 WARNING

Save this manual for future reference.

Summary of Contents for Knight 285

Page 1: ...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 ga...

Page 2: ...avoided may result in property damage NOTICE indicates special instructions on installation operation or maintenance that are important but not related to personal injury or property damage Contents...

Page 3: ...ler if any part has been under water The possible damage to a flooded appliance can be extensive and present numerous safety hazards Any appliance that has been under water must be replaced Boiler wat...

Page 4: ...abrication plants Beauty shops Refrigeration repair shops Photo processing plants Auto body shops Plastic manufacturing plants Furniture refinishing areas and establishments New building construction...

Page 5: ...rn 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 detail...

Page 6: ...Products containing chlorine or fluorine if allowed to contaminate the boiler intake air will cause acidic condensate in the boiler This will cause significant damage to the boiler if allowed to conti...

Page 7: ...CTION FROM CONDENSATE VENT ON BOILER FROM CONDENSATE DRAIN ON BOILER DIR 2000507910 00 1 2 PVC UNION FIELD PROVIDED 1 2 PVC TEE RECOMMENDED FIELD SUPPLIED NEUTRALIZER KIT FLOOR DRAIN OR DRAIN PAN User...

Page 8: ...e technician to inspect the valve and system 4 If water does not flow from the valve when you lift the lever completely the valve or discharge line may be blocked Immediately shut down the boiler foll...

Page 9: ...9 3 Operating instructions User s Information Manual...

Page 10: ...ture units can also be changed see page 11 Installer Most parameters are available only to the installer accessible by entering the installer password see the Knight Fire Tube Boiler Service Manual Sa...

Page 11: ...ngs will be discarded Set domestic hot water DHW operation Verify DHW mode There are two 2 modes of operation for DHW In Normal Mode when a DHW demand begins the control will start the DHW pump turn o...

Page 12: ...the minutes Press the NAVIGATION dial 8 TurntheNAVIGATIONdialtoadjustthemonth Pressthe NAVIGATION dial 9 Turn the NAVIGATION dial to adjust the date Press the NAVIGATION dial 10 Turn the NAVIGATION d...

Page 13: ...The call for heat has been satisfied and the unit runs the fan for an additional postpurge period to clear the combustion chamber and vent system of residual flue products SHUTDOWN The unit has been p...

Page 14: ...mperature of Loop 3 reported by the MTLC control I O SCREEN a GAS PRESS SW The state of the gas pressure switch b FLOW SW The state of the flow switch c LOUVER RELAY The state of the louver relay outp...

Page 15: ...the Home Status Screen and upload any changes EXIT Press the LEFT SELECT key to go back to the previous Menu Screen YES Press the LEFT SELECT key to accept current operation SKIP Press the LEFT SELECT...

Page 16: ...Revision Notes Revision A Change 500001290 initial release MM 100267830_DIR 2000508772 Rev A 10 15...

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