WASHER-HARD 7X0537 - Caterpillar

REBE5198-00
11Jun2009
U-217
D-187
O-193
Before/After
PRODUCT SUPPORT PROGRAM FOR REWORKING THE VACUUM PUMP ON CERTAIN UPS 150, UPS 250, UPS 300, UPS 301, UPS 500, UPS 600, UPS 900, AND UPS 1200 UNINTERUPTIBLE POWER SUPPLIES
4480 4287 PS42932
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 "PS42932" 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.
TERMINATION DATE
30Jun2011
PROBLEM
The two bolts securing the vacuum pump site glass on certain UPS 150, UPS 250, UPS 300, UPS 301, UPS 500, UPS 600, UPS 900, and UPS 1200 Uninterruptible Power Supplies may not be properly tightened. The improperly tightened bolts may result in the inability to maintain the proper vacuum levels.
AFFECTED PRODUCT
Model Identification Number
UPS 1200 CZT00123-00130
UPS 150 CPC00123-00129, 150
UPS 250 APZ00322-00327, 329
CNM00239
UPS 300 CNJ00418, 420-425
CPZ00366-00368
UPS 301 CSY00225-00232
UPS 500 CSE00149-00153
UPS 600 CTX00303-00311, 314-315
UPS 900 CRY00342-00371
PARTS NEEDED
No parts needed for this program
ACTION REQUIRED
Use a torque wrench to verify the proper tightness on the bolts used to support the sight glass. Bolts should be tightened to a torque of 11 newton meters (8 lb ft). Refer to Image1, callout 1.
Do not remove the sight glass cover while performing this rework. Removal of the cover will cause the oil in the oil cavity to drain from the front of the pump.
Image1
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-15000 hrs,
0-36 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 1.0-hour job
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.