User manual TJERNLUND 950-2420 24SP200 SPILLAGE KIT 8504056 REV 1 0397

[. . . ] DIAGRAM A1 TJERNLUND PRODUCTS, INC. 1601 Ninth Street · White Bear Lake, MN 55110-6794 PHONE (800) 255-4208 · (651) 426-2993 · FAX (651) 426-9547 Visit our web site · www. tjernlund. com 24SP200 SAFETY INTERLOCK SYSTEM (P/N 950-2420) (For Millivolt and 24 Volt Control Systems only) This Safety Interlock System may be used on conventional chimney or Power Vented appliances equipped with a draft hood, draft diverter or draft control. DIAGRAM A2 PURPOSE To provide a means for appliance shut-down in the event of flue blockage or down drafts. OPERATION The Spill Switch circuits are "normally closed" and will not affect normal appliance operation. When concentrated spillage of combustion gases occurs from the draft hood, diverter or barometric control, the Spill Switch circuit will open preventing burner operation. PARTS LIST QUANTITY (2) (1) (1) (1) DESCRIPTION Spill Switches with manual reset, 200o F set point Wire routing packet 8" jumper wire 6' 16/2 jacketed cable DIAGRAM A3 INSTALLATION 1. [. . . ] FURNACES AND BOILERS: Splice ends of six foot cable in a series circuit between the thermostat and gas valve or burner control, (See Diagram B2). Using cable routing tabs from wire routing packet, attach 6' cable to appliance maintaining a safe distance from hot surfaces, e. g. appliance vent pipe and hot water pipes. DIAGRAM B2 5b. SAFETY INTERLOCK TEST 1. Remove vent connector from vent breaching at joint above Spillage Sensing Switches, (See Diagram C1). Block vent connector with sheet metal or other non-combustible material, (See Diagram C2). RESULT: Spillage will emit from draft hood, diverter or barometric control. In less than two minutes, Spillage Sensing Switches will open, preventing thermostat signal from reaching burner. 4. DIAGRAM C1 COMBUSTION AIR TEST The 24SP200 Flue Gas Spillage Sensing Kit is designed to alert the user to a potentially hazardous condition. It is not designed to, and cannot replace regular chimney inspection, appliance servicing and combustion testing. DO NOT USE THE 24SP200 AS A SUBSTITUTE FOR PROFESSIONAL APPLIANCE MAINTENANCE. DIAGRAM C2 1. Close all doors and windows of the building. If appliance is installed in utility room or closet, close the entrance door to this room. Turn on all exhaust fans, such as range hoods, bathroom exhausts and whole house fans to maximum speeds. [. . . ] 5. 6. NOTE: For further assistance contact the Tjernlund Products, Inc. 7:30 AM-4:30 PM CST. OWNERS INSTRUCTIONS THESE INSTRUCTIONS MUST REMAIN WITH EQUIPMENT DO NOT DESTROY REV. [. . . ]