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Manual
User's
Information Manual
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.
Do not store or use gasoline or other flammable vapors and
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any telephone in your building.
• Immediately call your gas supplier from a neighbor's telephone. Follow the gas supplier's instructions.
• If you cannot reach your gas supplier, call the fire department.
liquids in the vicinity of this or any other appliance.
— WHAT TO DO IF YOU SMELL GAS —
Installation & service must be performed by a
qualified installer, service technician or the gas supplier.
Commercial Condensing
Gas-fired water boilers
Part number 550-100-117/0714
TM
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Table of Contents
Related Manuals for Weil-McLain SlimFit Series
Summary of Contents for Weil-McLain SlimFit Series
- Page 1 Commercial Condensing User’s Gas-fired water boilers Information Manual 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. Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.
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Page 2: Hazard Definitions
SlimFit — User’s Manual ™ commercial condensing gas fired water boiler How to use this manual . . . To . . . Read/use . . . See pages . . . Learn precautions Warnings and definitions 1 – 3 Start or shutdown the Use the OPERATING INSTRUCTIONS boiler... -
Page 3: Boiler Water
See came into contact with water, or was suspected to have come into the instructions at right. contact with water, replace the boiler with a new Weil-McLain boiler. Part number 550-100-117/0714... -
Page 4: Operating Instructions
SlimFit — User’s Manual ™ commercial condensing gas fired water boiler OPERATING INSTRUCTIONS Figure 1 Operating instructions External gas piping (by installer) From gas supply External manual gas valve Union Drip leg See next page for location of interior boiler manual gas valve. Part number 550-100-117/0714... -
Page 5: Boiler Components
SlimFit — User’s Manual ™ commercial condensing gas fired water boiler Boiler components Figure 2 SlimFit boiler operating components Reset switch (push to reset boiler after a LOCKOUT) Boiler ON/OFF switch Switches Sola touch-screen display — use Push to test low water cutoff to monitor boiler operation, change heating system setpoints, and enable/ Low water cutoff reset switch (push... -
Page 6: Information Screen
SlimFit — User’s Manual ™ commercial condensing gas fired water boiler The Sola control touch-screen display DO NOT OPERATE THIS BOILER unless it has been started up and tested by a qualified service technician. Failure to comply could result in severe personal injury, death or substantial property damage. Use the Information screen and Operation screen to monitor and manually operate the boiler. - Page 7 SlimFit — User’s Manual ™ commercial condensing gas fired water boiler Resetting the Sola control after lockout SlimFit boiler lockout resolution If resetting the boiler does not cor- 1. When a lockout occurs, the Sola control will enable the remote alarm rect the condition, or if the condition (if connected), sound its internal alarm (if enabled during setup by the repeats, call you service technician...
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Page 8: Prevent Combustion Air Contamination
SlimFit — User’s Manual ™ commercial condensing gas fired water boiler Prevent combustion air contamination If the boiler combustion air inlet is located in any area likely to cause contamination, or if products which would contaminate the air cannot be removed, you must have the combustion air and vent re-piped and terminated to another location. -
Page 9: Annual Startup And General Maintenance
SlimFit — User’s Manual ™ commercial condensing gas fired water boiler Annual startup and general maintenance The boiler must be serviced & maintained The boiler must be inspected and started annually, at the beginning of the heating season, by a qualified service technician. -
Page 10: Daily Maintenance
SlimFit — User’s Manual ™ commercial condensing gas fired water boiler Maintenance procedures — DAILY 2. Verify that boiler vent discharge is clean and free of obstructions. DAILY MAINTENANCE 3. Remove any debris on the flue exhaust openings. 4. If removing the debris does not allow the boiler to operate cor- Check the boiler area rectly afterwards, contact your qualified service technician to inspect the boiler and vent/air systems. -
Page 11: Periodic Maintenance
SlimFit — User’s Manual ™ commercial condensing gas fired water boiler Maintenance procedures — MONTHLY Check automatic air vents (if used) Figure 8 Low water cutoff test and reset buttons 1. See illustration at right. 2. Remove the cap from any automatic air vent in the system and check operation by depressing valve “B”... - Page 12 SlimFit — User’s Manual ™ commercial condensing gas fired water boiler Maintenance procedures — END OF SEASON the valve does not weep after the line has had time to drain. If the To leave boiler in stand-by mode valve weeps, lift the seat again to attempt to clean the valve seat. 1.
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