FILM-STRIPE 3E9561 - Caterpillar

This Program must be administered as soon as possible. When reporting the repair, use "PI1210" as the Part Number, "7751" as the Group Number, "56" as the Warranty Claim Description Code and "T " as the SIMS Description Code. Exception: If the repair is done after failure, use "PI1210" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and " Z" as the SIMS Description Code.
This Revised Service Letter replaces the January 5, 1993 (Revised February 1993) Service Letter. Changes have been made to the Title, Problem, and Affected Product
Problem
The 8T4178 Bolts and 6V7744 Locknuts that fasten the kingpins of certain two-wheel-drive 416, 416B, 426, 426B, 428B, and 436 Backhoe Loaders need to be replaced.
Affected Product
Model & Identification Number
416 (5PC15430, 5PC15446-15448, 5PC15451-15455, 5PC15458-15461, 5PC15468-15471, 5PC15473, 5PC15474, 5PC15477, 5PC15486, 5PC15487, 5PC15494, 5PC15495, 5PC15501-15505, 5PC15510-15512, 5PC15517, 5PC15520, 5PC15523, 5PC15524, 5PC15526-15528, 5PC15532, 5PC15533, 5PC15535-15537, 5PC15540, 5PC15541, 5PC15547, 5PC15555, 5PC15579-15582, 5PC15590, 5PC15591, 5PC15602-15605, 5PC15608, 5PC15609, 5PC15614-15616, 5PC15621-15650, 5PC15665-15658, 5PC15660-15663, 5PC15669, 5PC15673-15675, 5PC15680, 5PC15681, 5PC15683-15686, 5PC15689, 5PC15691-15694, 5PC15699, 5PC15700, 5PC15703, 5PC15705, 5PC15706, 5PC15714-15716, 5PC15718-15724, 5PC15727, 5PC15729-15731, 5PC15733, 5PC15740, 5PC15743-15752, 5PC15754, 5PC15756-15758, 5PC15761-15771, 5PC15778, 5PC15779, 5PC15784-15790, 5PC15796-15807, 5PC15809-15811, 5PC15814-15817, 5PC15819-15832, 5PC15835-15840, 5PC15842, 5PC15846, 5PC15865, 5PC15869, 5PC15872, 5PC15875-15879, 5PC15898-15901, 5PC15906-15910, 5PC15914-15923, 5PC15925, 5PC15930-15940, 5PC15946, 5PC15951-15955, 5PC15957, 5PC15959-15962, 5PC15964-15975, 5PC15979-15982, 5PC15988-15993, 5PC15995, 5PC15997-16015, 5PC16017-16032, 5PC16034-16043, 5PC16048-16060, 5PC16062-16065, 5PC16067-16069, 5PC16077, 5PC16083-16087, 5PC16095, 5PC16101-16106, 5PC16117, 5PC16118, 5PC16120-16122, 5PC16133-16136, 5PC16139, 5PC16141-16148, 5PC16151-16154, 5PC16156, 5PC16158-16161, 5PC16163, 5PC16168, 5PC16173, 5PC16174, 5PC16178-16180, 5PC16182-16185, 5PC16195-16211, 5PC16215, 5PC16217, 5PC16218, 5PC16224-16226, 5PC16228-16234, 5PC16239-16244, 5PC16248-16256, 5PC16258, 5PC16261, 5PC16262, 5PC16265-16267, 5PC16271-16286, 5PC16288, 5PC16289, 5PC16291-16300, 5PC16317-16337, 5PC16341, 5PC16356-16360, 5PC16383, 5PC16384, 5PC16387, 5PC16388, 5PC16391, 5PC16392, 5PC16394, 5PC16403, 5PC16404, 5PC16406, 5PC16407, 5PC16409-16412, 5PC16428-16430, 5PC16432, 5PC16435, 5PC16444, 5PC16445, 5PC16450, 5PC16453-16467, 5PC16471-16474, 5PC16479-16482, 5PC16484-16489, 5PC16494, 5PC16495, 5PC16497-16501, 5PC16503-16505, 5PC16518, 5PC16524-16526, 5PC16529-16536, 5PC16539-16558, 5PC16561-16563, 5PC16567, 5PC16570, 5PC16573-16577, 5PC16579-16581, 5PC16583, 5PC16584, 5PC16587-16593, 5PC16597, 5PC16612, 5PC16613, 5PC16618-16624)
416B (8SG367, 8SG368, 8SG372, 8SG376, 8SG377, 8SG411, 8SG413-415, 8SG418-434, 8SG437-441, 8SG447, 8SG449, 8SG453, 8SG458, 8SG463-466, 8SG468, 8SG470-475, 8SG478-481, 8SG483, 8SG485, 8SG486, 8SG488-493, 8SG501-503, 8SG506, 8SG507, 8SG510-512, 8SG520-522, 8SG525, 8SG531-534, 8SG539-543, 8SG546-548, 8SG553, 8SG561-564, 8SG570, 8SG575, 8SG577, 8SG580, 8SG586-588, 8SG590, 8SG594-597, 8SG602, 8SG606, 8SG610-625, 8SG627-632, 8SG634-636, 8SG639-642, 8SG645-652, 8SG654, 8SG655, 8SG657-661, 8SG663-670, 8SG672-674, 8SG676-680, 8SG684-691, 8SG694-700, 8SG704-709, 8SG712-721, 8SG724-727, 8SG730, 8SG732, 8SG733)
426 (7BC5261, 7BC5263-5266, 7BC5268-5271, 7BC5284-5286, 7BC5292, 7BC5293, 7BC5295, 7BC5297-5302, 7BC5304-5306, 7BC5308, 7BC5310, 7BC5312, 7BC5324-5327, 7BC5330, 7BC5334, 7BC5336, 7BC5337, 7BC5342, 7BC5349, 7BC5352, 7BC5364, 7BC5366, 7BC5369-5371, 7BC5375, 7BC5377, 7BC5382, 7BC5387, 7BC5393, 7BC5394, 7BC5396-5398, 7BC5411, 7BC5412, 7BC5414, 7BC5415, 7BC5428, 7BC5429, 7BC5431-5433, 7BC5443, 7BC5446, 7BC5452, 7BC5457, 7BC5458, 7BC5462, 7BC5463)
426B (5YJ154, 5YJ160, 5YJ167, 5YJ168, 5YJ170, 5YJ172, 5YJ173, 5YJ180-182, 5YJ187, 5YJ189, 5YJ190, 5YJ193, 5YJ196, 5YJ197, 5YJ201, 5YJ205, 5YJ212, 5YJ213, 5YJ223, 5YJ226-229, 5YJ232, 5YJ233, 5YJ235, 5YJ236, 5YJ238, 5YJ239, 5YJ242)
428B (7EJ322-325, 7EJ327, 7EJ330, 7EJ337-344, 7EJ347, 7EJ348, 7EJ352, 7EJ353, 7EJ357, 7EJ358, 7EJ365, 7EJ368-370, 7EJ374, 7EJ376, 7EJ382, 7EJ402, 7EJ406-410, 7EJ412, 7EJ413, 7EJ419, 7EJ426-428, 7EJ436, 7EJ458-463, 7EJ470-472, 7EJ475, 7EJ479, 7EJ481-483, 7EJ487, 7EJ489, 7EJ490, 7EJ493-496, 7EJ500-503, 7EJ505-507, 7EJ509, 7EJ511, 7EJ513, 7EJ516, 7EJ519-521)
436 (5KF1558-1562, 5KF1566, 5KF1571, 5KF1573, 5KF1575-1578, 5KF1587, 5KF1588, 5KF1591, 5KF1598, 5KF1599, 5KF1602-1609, 5KF1611-1615, 5KF1619, 5KF1626)
Parts Needed
Dealers will need to order parts for this Program.
2 - 8T4198 Bolt2 - 6V7744 LocknutAction Required
Remove the