0328524 ORIFICE, No. 40D JOHNSON
BJ50DTLEDC, BJ50DTLEUR, BJ60ELEDR, BJ60ELEUA, BJ60TLECM, BJ70ELECB, BJ70ELEDA, BJ70ELEUM, J50DTLECA, J50DTLEOS, J50TTLECA, J50TTLEDC, J50TTLEOS, J50TTLEUR, J60ELEOC, J60TTLECM, J60TTLEDR, J60TTLEOC, J60TTLEUA, J70ELEOR, J70TTLEOR
ORIFICE
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BRP JOHNSON entire parts catalog list:
- CARBURETOR - 50, 60, 70 » 0328524
BJ60ELEDR, BJ60TLEDR, J60ELEDR, J60TLEDR, SJ60TLEDR 1996
BJ60ELEUA, BJ60TLEUA, J60ELEUA, J60TLEUA 1997
BJ60TLECM, J60TLECM 1998
BJ70ELECB, BJ70TLECB, J70TLECB 1998
BJ70ELEDA, BJ70TLEDA, HJ70TXEDA, J70TLEDA, SJ70TLEDA 1996
BJ70ELEUM, BJ70TLEUM, HJ70TXEUM, J70TLEUM 1997
J50DTLECA 1998
J50DTLEOS, J50ELEOS 1995
J50TTLECA 1998
J50TTLEDC 1996
J50TTLEOS 1995
J50TTLEUR 1997
J60ELEOC, J60TLEOC 1995
J60TTLECM 1998
J60TTLEDR 1996
J60TTLEOC 1995
J60TTLEUA 1997
J70ELEOR, J70JLEOS, J70TLEOR 1995
J70TTLEOR 1995
Information:
24Jun2016
U-331
A-251
D-293
O-289
Parts stock action only
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REWORKING TWO 244-8593 GEARS IN THE FRONT GEAR ASSEMBLY ON CERTAIN C175 REMAN ENGINES IN DEALER PARTS STOCK
7750 PI70632
Caterpillar’s obligations under this Service Letter are subject to, and shall not apply in contravention of, the laws, rules, regulations, directives, ordinances, orders, or statutes of the United States, or of any other applicable jurisdiction, without recourse or liability with respect to Caterpillar.
When submitting claim for Parts Stock Action, Use the appropriate 99Z as the s/n, the appropriate Service Letter Program Number as the Part number in the Part Causing Failure field, "7751" as the Group Number, "56" as the 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.
TERMINATION DATE
30Sep2016
PROBLEM
Two 244-8593 gears in Reman C175 engines may have been installed incorrectly (backwards) at the factory. If these gears are run in service, they may have increased wear and reduced life.
ACTION REQUIRED
Inspect and possibly rework the following C175 Reman engines in dealer parts stock:
20R1362
20R1363
20R1492
20R4666
20R4667
20R4668
For Reman C175 engines in dealer stock, perform the following steps.
Inspect:
Use a boroscope to inspect for incorrectly installed gears.
On the right-hand side (high pressure fuel pump side), check the gap between the 244-8593 and 255-4445 gears, which should be approximately 3mm per Image 1. If incorrectly installed, the gap will be significantly smaller than 3mm (or non-existent).
On the left-hand side (oil pump side), inspect the 244-8593 gear (lower gear in Image 2). If a ~3mm offset is present per Image 2, the gear was installed backwards.
Rework gear on right-hand side:
If the gap was found to be incorrect during inspection, remove the high pressure fuel pump, remove the high pressure fuel pump adapter and lines, remove gears, clean parts, and flip gear 244-8593 180? (it was installed backwards). Reassemble. Tighten the bolts that hold the gear to the shaft to 55+/-10 Nm.
Rework gear on the left-hand side:
If a ~3mm offset was found between the gears during inspection, remove the oil pump, remove gears, separate, clean parts, and flip gear 244-8593 180? (it was installed backwards). Reassemble.
Image1
Image2
SERVICE CLAIM ALLOWANCES
Submit a claim for the engines reworked in dealer parts stock and/or dealer exchange inventory.Parts:When reworking gears found to be installed incorrectly, this Service Letter allows one new 165-4852 o-ring seal per gear reworked.Labor:1 hour will be allowed for inspection of both gears.If an incorrectly installed 244-8593 gear is found on the right-hand side (high pressure fuel pump side side), 20 hours will be allowed for rework. One or both gears may be incorrectly installed.If an incorrectly installed 244-8593 gear is found on the left-hand side (oil pump side), 10 hours will be allowed for rework. One or both gears may be incorrectly installed.Include engine serial number, arrangement number, and work required in the service claim story for each Reman C175 engine inspected and/or repaired.
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
Parts orifice JOHNSON:
0317473
0317473 ORIFICE, Idle
100ML79S, 115ESL73M, 115ESL74B, 115ESL75E, 115ETZ78C, 115ML79R, 115TXL77S, 125ESL72R, 135ESL73M, 135ESL75E, 140ML77S, 140ML78C, 140ML79R, 150TL78S, 175TL78C, 200TL78R, 235TL78R, 55E77D, 55E78S, 70EL76D, 70ES74M, 70ES75B, 75ELR76D, 85ETLR78C, 85ML79R,
0321108
0321108 ORIFICE PLUG
6R76A, 70EL79R, 75ELR79R, BJ50DTLEDC, BJ50DTLEUR, BJ60ELEDR, BJ60ELEUA, BJ60TLECM, BJ70ELECB, BJ70ELEDA, BJ70ELEUM, BJ70PLEEE, BJ70PLSIS, BJ70PLSSD, J40JPLEEC, J40JPLSIA, J40JPLSSR, J50DTLECA, J50DTLEOS, J50ECSR, J50TTLEOS, J60ELEOC, J60ELERS, J60PLE
0331567
0331567 ORIFICE PLUG, #51D
BJ20SEECB, BJ20SEEDA, BJ20SEEUM, BJ20SRECB, BJ20SREDA, BJ20SREUM, BJ25BAECM, BJ25BAEDR, BJ25BAEUA, BJ25EECE, BJ25EEDM, BJ25EEED, BJ25EEUB, BJ25ELSIC, BJ25ELSSS, BJ30BAECS, BJ30BAEDE, BJ30BAEEC, BJ30BAEUD, BJ30EECS, BJ30EEDE, BJ30EEEC, BJ30EEUD, BJ30E
0323280
0323280 ORIFICE PLUG, NO. 45D
BJ50DTLEDC, BJ50DTLEUR, BJ60ELEDR, BJ60ELEUA, BJ60TLECM, BJ70ELECB, BJ70ELEDA, BJ70ELEUM, BJ70PLEEE, BJ70PLSIS, BJ70PLSSD, J40JPLEEC, J40JPLSIA, J40JPLSSR, J45RCCDS, J45RCCUC, J45RCE, J45RCEIA, J45RCENM, J45RCESR, J45RCETB, J50DTLECA, J50DTLEOS, J50T
0332204
0332204 ORIFICE, High speed, No.60D
BJ50DTLEDC, BJ50DTLEUR, BJ60ELEDR, BJ60ELEUA, BJ60TLECM, BJ70ELECB, BJ70ELEDA, BJ70ELEUM, BJ70PLEEE, BJ70PLSIS, BJ70PLSSD, J275CXCCA, J300CXCCA, J40JPLEEC, J40JPLSIA, J40JPLSSR, J50DTLECA, J50DTLEOS, J50TTLEOS, J60ELEOC, J60ELERS, J60PLEEB, J60PLSID,
0333183
0333183 ORIFICE, No. 35
BJ50DTLEDC, BJ50DTLEUR, BJ60ELEDR, BJ60ELEUA, BJ60TLECM, BJ70ELECB, BJ70ELEDA, BJ70ELEUM, BJ70PLEEE, BJ70PLSIS, BJ70PLSSD, J40JPLEEC, J40JPLSIA, J40JPLSSR, J50DTLECA, J50DTLEOS, J50TTLECA, J50TTLEDC, J50TTLEOS, J50TTLEUR, J60ELEOC, J60ELERS, J60PLEEB
0333182
0333182 ORIFICE, No. 41D
BJ50DTLEDC, BJ50DTLEUR, BJ60ELEDR, BJ60ELEUA, BJ60TLECM, BJ70ELECB, BJ70ELEDA, BJ70ELEUM, J50DTLECA, J50DTLEOS, J50TTLECA, J50TTLEDC, J50TTLEOS, J50TTLEUR, J60ELEOC, J60TTLECM, J60TTLEDR, J60TTLEOC, J60TTLEUA, J70ELEOR, J70TTLEOR