 TSB-104 Power Adjustment Valve Change
March 2007
Affected Parts: 55 & Adjustable 60 Series Mixers
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 TSB-111a Modification / Fuel Inlet Pipe Installation
April 2008
Affected Parts: Varifuel 400 & 600 Mixers
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 TSB-127 T60 Repair Kit Change
November 2007
Affected Parts: T60-RCK
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 TSB-128 Vaporizer Part Number Consolidation
November 2007
Affected Parts: 11A17, 11A17-001
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 TSB-132 Correct Air/Gas Valve & Diaphragm Alignment
January 2008
Affected Parts: Model 200D and 200T Carburetors
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 TSB-135 Change in P3-13 Plug
January 2008
Affected Parts: All Spectrum Mixers & Components
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 TSB-140 Varifuel 400 & 600 Power Jet Retention
April 2008
Affected Parts: Varifuel 400 & 600 Mixers
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 TSB-142 200D / 200T Power Valve Change
May 2008
Affected Parts: All 200D and 200T Mixers and Carburetors
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 TSB-157 Design Change to all E Series Regulators
November 2008
Affected Parts: All Model E Series Regulators and Associated Repair Kits |
 TSB-162 New FL-50046-007 Shut-Off/Lockoff Valve
January 2009
Affected Parts: FL-50046-007 Shut-Off Valve |
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 TSB-164 ET98 Shutoff/Lockoff With Filter
February 2009
Affected Part(s): ET98-51315-001 |
 TSB-165 - Tamper Resistant Plug Change For Model 425 Mixers
February 2009
Affected Part(s): Tamper Resistant 425 Mixers |
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 TSB-166 - In Line Power Valve Part Changes
February 2009
Affected Part(s): AB1-16 and AB1-32 |
 TSB-167 - 200D Idle Adjustment Change
March 2009
Affected Parts: All 200D Mixers and Carburetors
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 TSB-168 - New FL-50046-008 Shut-Off/Lockoff Valve
April, 2009
Affected Parts: FL-50046-008 Shut-Off Valve |
 TSB-169 - New IMP Series Regulator
May, 2009
Affected Parts: IMP53 & IMP53-50981-001 |
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 TSB-172 - NEW ET-98 Shut-Off Valve
June 2009
Affected Parts: ET-98 |
 TSB-175 - Model T-60 Regulator Changes
December, 2009
Affected Parts: All Model T-60 Regulators |
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 TSB-176 - Model 55M-500 Mixer & Carburetor Changes
April, 2010
Affected Parts: Model 55M-500 Mixers & Carburetors |
 TSB-180 - Model E & L Secondary Levers
May, 2010
Affected Part(s): Model E and L Repair Kits |
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 TSB-181 - 7143251 4 Pin Alternator
Jun 2010
Affected Part(s): 7143251 Alternator for various non-certified engine systems |
TSB-182 - T60 Repair Kit Changes
June, 2010
Affected Part(s): T60 Repair Kits |
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 TSB-183 - FOS Universal Oxygen Sensor
Jun 2010
Affected Part (s): FOS Oxygen Sensor |
 TSB-186 - New IMP Series 52 Regulator
July, 2010
Affected Parts: IMP52 |
