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80
FURNACE
Model Element Panel Bulb
Number Length Type Style Description
3049-3 26” A #5 —
3049-4 33” A #2 —
3049-5 48” B #3 Stud mount bulb
3049-15 33” A #7 —
3049-18 33” D #7 —
3049-41 48” B #4 —
3049-64 ➀ 48” D #19 Replaces bulb styles #9 or #13
3049-115 ➀ 48” D #20 Replaces bulb styles #17 or #18
3094-118 48” C #13 Replaces 3094-102
3094-123 30” G #9 Includes additional 1/4” spade terminal for fan delay relay
3098-134 ➀ 48” E #19 Replaces bulb styles #9 or #13
3098-156 ➀ 48” E #20 Replaces bulb styles #17 or #18
3098-522 30” E #17 Make before break switch
SPECIFICATIONS
Agency . . . . . . . . . . . . . . . . . . . . . . . . . . . A.G.A. design certied and C.G.A. certied
Maximum temperature . . . . . . . . . . . . . . . 1450°F at bulb tip
MERCURY FLAME SENSORS
For Proving Pilot Flame and Controlling Main Valve in
Cycle Pilot Applications
FEATURES
• Bulb styles are designed to t with various OEM applications.
• See Cross Reference to OEM control type numbers on next page.
• Adapter ttings to allow use of these mercury ame sensors with competitive
burners are packed with controls identied with ➀.
3049-64
3094-118
Model Number 30VAC 120VAC 240VAC
3098-522 30VA 125VA 125VA
All others listed 3A 1A 0.5A
ELECTRICAL RATINGS
GAS BURNER
CONTROLS
➀ Includes adapter ttings.
MERCURY FLAME DETECTORS
Exact Replacement Flame Detectors for Infrared Heaters and
Similar Applications
FEATURES
• For monitoring the ignition process during the entire “ON” cycle of the heater.
• In the event of ignition failure or ame failure, ame detector causes safety switch
relay to operate to close gas valve.
• Type 905 has snap-acting switch operation.
SPECIFICATIONS
Agency . . . . . . . . . . . . . . . . . . . . . . . . . . . U.L. recognized
Plug-In Types
Model Previous Electrical Switch Capillary Electrical Ratings-Pilot Duty Only
Number Type Connections Action Length 120 VAC 240 VAC 30 VAC
905-20 ➀ 905-7 Plug-in SPDT 42” 125 VA 125 VA 30 VA
➀ Capillary type with ame-sprayed bulb to prevent hydrogen penetration.
CONTRACTOR TIP: Mercury ame
sensors can only be replaced by cross
referencing the original mercury ame
sensor model number. They can not be
replaced by gas valve model number.
See next page.