72508 Mercury GASKET

27Jun2008
(Revised 20Mar2009)
U-342
A-277
D-281
O-310
Before/After
PRODUCT SUPPORT PROGRAM FOR INSTALLING NEW FUEL INJECTORS ON CERTAIN C9 INDUSTRIAL ENGINES
1290 1251 1254 1713 PS42736
This Program must be administered either before or after failure.In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS42736" as the Part Numberand "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and "T" as the SIMS Description code.If administered after failure, use "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.
The information supplied in this service letter may not be valid after the termination date of this program.Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.
This Revised Service Letter replaces the 27Jun2008 (Revised 02Jul2008) Service Letter. Changes have been made to Termination Date.
TERMINATION DATE
31Mar2009
PROBLEM
The spool spring that is internal to the 293-4072 and 293-4073 Fuel Injectors is failing prematurely on certain C9 Industrial Engines. Symptoms of this type of failure are consistent with a flutter, skipping, or a fuel knock from the engine at higher speeds. This type of failure is generally a low hour failure.
Note: Use the part hours that are on the fuel injector(s).
AFFECTED PRODUCT
Model Identification Number
*******Group 1*******
C9 JSC02793-02794, 2804, 2806, 2810, 2833-2834, 2836, 2838, 2841, 2843, 2851-2852, 2856-2857, 2859, 2861, 2864-2866, 2868-2870, 2874, 2879, 2900-2914, 2918-2919, 2922, 2925, 2927-2929, 2931, 2933-2935, 2937, 2939-2940, 2942-2944, 2949-2953, 2955-2960, 2962-2976, 2978-2982, 2984, 2989, 2998, 3000-3023, 3025-3027, 3029-3035, 3038-3039, 3041-3048, 3051-3055, 3057, 3059-3061, 3063-3065, 3067-3068, 3070, 3072, 3074-3076, 3080-3085, 3087-3097, 3099-3100, 3106, 3108, 3112-3115, 3117, 3119-3127, 3130, 3132, 3142, 3147-3173, 3175, 3177-3181, 3183, 3185-3197, 3199-3218, 3220, 3223, 3225-3226, 3232-3234, 3236-3237, 3239, 3241-3244, 3246, 3248-3250, 3252-3254, 3256-3266, 3268-3269, 3272-3278, 3280-3282, 3284-3288, 3291-3292, 3294-3295, 3298, 3301, 3305, 3310-3315, 3317-3334, 3339, 3344-3345, 3348, 3355, 3359, 3362, 3366, 3407, 3417, 3421, 3424, 3426-3427, 3429-3430, 3432-3433, 3435-3436, 3439, 3441-3442, 3444-3446, 3448-3449, 3465-3466, 3468-3469, 3489, 3492, 3494, 3504, 3506, 3508-3511, 3513-3516, 3527-3530, 3536, 3539, 3542-3543, 3547-3549, 3551-3553, 3558, 3560-3562, 3564-3575, 3586, 3592, 3596, 3602-3611, 3614, 3616-3618, 3620-3621, 3623-3634, 3636-3673, 3676-3678, 3680-3699, 3701-3704, 3706-3731, 3733, 3735, 3738-3739, 3742-3744, 3746-3747, 3749-3752, 3754-3760, 3762, 3764-3768, 3770-3771, 3773-3778, 3780-3784, 3786, 3788-3797, 3800-3811, 3813-3818, 3821-3829, 3832, 3834, 3836, 3838-3839, 3842-3845, 3849-3852, 3855, 3858-3859, 3861-3870, 3872-3874, 3876, 3879-3880, 3882-3885, 3887, 3895, 3905, 3907, 3909-3912, 3914-3917, 3920, 3930, 3933, 3939-3940, 3942, 3944, 3948-3949, 3956, 3959, 3964, 3969-3970, 3973, 3978, 3988-3989, 3993, 3995, 4003, 4005, 4013, 4018, 4025, 4028, 4031, 4033, 4037, 4040, 4070-4071, 4074-4075, 4077-4080, 4084, 4086-4093, 4095-4104, 4106-4108, 4112-4114, 4117, 4119-4120, 4122, 4125
MBD04568, 4571, 4573, 4689, 4691, 4693-4694, 4697-4698, 4894-4895, 4897-4900, 4903-4904, 4906, 4909-4910, 4914-4915, 4917, 4919-4920, 4922-4923, 4925-4927, 4930, 4932, 4934-4936, 4940, 4942, 4945, 4948, 4950-4952, 4954-4956, 4958, 4960, 4962, 4964, 4966, 4969, 4975-4982, 4984, 4987, 4989, 4992, 4996, 4998-4999, 5003, 5005, 5007, 5010-5011, 5014-5015, 5017-5018, 5020-5021, 5023, 5025-5026, 5028-5029, 5034, 5036, 5039-5040, 5045, 5047, 5050, 5052, 5055, 5058-5059, 5062-5063, 5065-5066, 5068-5070, 5075-5076, 5079-5080, 5082-5083, 5085-5086, 5088, 5092, 5094, 5097, 5099-5101, 5104-5105, 5107, 5109-5118, 5120, 5122, 5124-5127, 5131-5132, 5135-5143, 5146-5147, 5149-5152, 5154-5155, 5157, 5159-5162, 5164-5166, 5169, 5173, 5181-5183, 5186, 5190-5191, 5193-5195, 5197-5198, 5201-5202, 5204, 5206-5208, 5210-5211, 5214, 5219, 5221-5223, 5225, 5227-5229, 5231-5234, 5236-5237, 5239-5240, 5243, 5246, 5249, 5252-5258, 5260, 5265-5266, 5269-5270, 5272-5273, 5275-5277, 5279-5280, 5283, 5287, 5289-5290, 5292, 5294-5295, 5297, 5299, 5301-5302, 5305, 5307-5308, 5311, 5313-5314, 5316, 5318-5319, 5328-5329, 5331-5333, 5337-5341, 5343, 5345, 5347, 5350-5351, 5353, 5355, 5360-5361, 5364, 5368, 5371-5374, 5376, 5378-5379, 5381, 5383-5385, 5388-5389, 5392-5394, 5397-5398, 5401, 5404, 5407-5408, 5411-5413, 5417-5418, 5420-5421, 5425-5426, 5429, 5431-5432, 5435, 5438, 5440, 5445-5447, 5452-5453, 5455-5456, 5458-5459, 5461-5470, 5472, 5474-5477, 5482-5483, 5485, 5487-5489, 5491, 5493-5494, 5496, 5499-5500, 5502, 5504, 5506, 5508-5509, 5515, 5517-5521, 5523, 5525-5527, 5529, 5531-5532, 5534-5535, 5537-5539, 5541-5542, 5544-5546, 5548-5552, 5554-5555, 5557-5558, 5583, 5585-5589, 5592, 5594-5595, 5597, 5599, 5602, 5604, 5606, 5610, 5612, 5615, 5620-5621, 5623, 5627-5628, 5630, 5632, 5638, 5642, 5650, 5652-5653, 5656, 5658, 5660-5661, 5663, 5668-5670, 5674, 5677-5680, 5683, 5690, 5692, 5694, 5696, 5698, 5700-5702, 5704, 5710, 5712, 5715-5717, 5723, 5727, 5729-5731, 5733, 5735, 5737-5739, 5741-5743, 5748-5749, 5752-5753, 5756, 5758-5759, 5761-5762, 5764-5765, 5768, 5773, 5776, 5778-5779, 5781-5783, 5786, 5788, 5790-5791, 5795-5796, 5798-5799, 5801-5804, 5806-5809, 5811-5812, 5818, 5820, 5822, 5824, 5826-5828, 5831-5834, 5836-