_ FCO PC100-B-M001, Undersized fan assembly grounding stud +-----------------------------------------------------------------------------+ | | | _ _ _ _ _ _ _ Level of Urgency Page_1_ | || | | | | | | | +--+ Of_4_ | ||d|i|g|i|t|a|l| FCO |M | | ||_|_|_|_|_|_|_| +--+ | |_____________________________________________________________________________| | | | FIELD CHANGE ORDER Number: PC100-B-M001 | |_____________________________________________________________________________| | Applicability: The fan assembly 70-20816-01 of the PC100B chassis is a | | problem on a limited number of systems shipped in the U.S. and Europe. | | These systems are identified by serial numbers provided on page 2. | |_____________________________________________________________________________| | Problem/Symptoms: The 10-32 stud used for grounding the fan assembly is | | undersized. The undersized condition potentially can cause the safety | | ground to be loose. | |_____________________________________________________________________________| | Quick Check: If the ground stud in the fan assembly has any movement, then | | replace the fan assembly. | |_____________________________________________________________________________| | Compatibility/Prerequisite FCO: N/A | Est. Time to Install: | | | .5 HR | |___________________________________________________|_________________________| | Special Tools or Test Equipment: N/A | | | |_____________________________________________________________________________| | FCO Parts Information | |_____________________________________________________________________________| | Order by Quantity: Part Number: Description: | | FCO Kit#: | | | | EQ-01416-01 1 70-20816-01 Fan Assembly | | FA-04701-01 1 FCO Document | |_____________________________________________________________________________| |EQ Kit Variation System/Option Applic: N/A | |_____________________________________________________________________________| | Approvals | |_____________________________________________________________________________| | CSSE Engineer | F.S. Product Safety | F.S. Logistics | | W. Robichaud | J. Gannelli | Ed Duggan | |____________________|__________________________|_____________________________| | CSSE Manager | F.S. Microfiche Libraries| Affected Population: | | G. Nealand | | 73 | |____________________| EP-FSP11-LB PDP11 |____________________________ | | MicroMedia Pub. | EP-FSNVX-LB VAX | Initial Kitting: | | R LeBlanc | EP-FSPD8-LB PDP8 | 73 | |____________________| EP-FSLCG-LB LCG |____________________________ | | Revision: | | Hardcopy Publication: | | A | VAXnotes | 100 | |____________________| STARS |_____________________________| | FCO Release Date | | Parts Availability: | | 9-Feb-87 | | February 1987 | +-----------------------------------------------------------------------------+ _ _ _ _ _ _ _ | FCO PC100-B-M001 | | | | | | | | | |d|i|g|i|t|a|l| | PAGE 2 OF 4 |_|_|_|_|_|_|_| | | _______________________________|_________________________________________ INSTRUCTIONS: This FCO should be installed only on the systems with the following serial numbers which will be found in the geographical areas indicated. (Note: All numbers are prefixed by the Westfield plant identifier "WFF") The following numbers are units shipped in the U.S.: 7043 7254 7272 7302 7448 7474 7503 7504 7517 7519 7520 7532 7533 7535 7544 7546 7568 7570 7571 7572 7574 7575 7607 7626 7638 7640 7642 7650 7655 7657 7663 7674 7683 7692 7693 7714 7777 7784 7799 7822 7828 7829 7847 7848 7865 The following numbers are units shipped to Europe: 8179 8180 8181 8182 8185 8186 8195 8242 8275 8280 8342 8396 8525 8531 8535 8536 8537 8538 8539 8541 8692 8859 8953 8954 8955 8998 8999 9000 ***NOTE: This is a Corporate FCO, although units were shipped to these areas some may have been shipped to GIA through indirect channels. ** THEREFORE ALL AREAS SHOULD CHECK FOR THE AFFECTED UNITS. -------------------------------------------------------------------------------- 1. Locate these systems listed above. 2. Look at the serial number tag. 3. If the serial number corresponds to the designated affected units, then: ********************************************************* * CAUTION * * * * AC POWER MUST BE REMOVED FROM THE * * SYSTEM BEFORE PROCEEDING * * * ********************************************************* a. Set the power ON/OFF switch to the "0" (OFF) position and unplug unit. b. Remove top cover of the PC100B. c. Remove the cables attached to the fan assembly. _ _ _ _ _ _ _ | FCO PC100-B-M001 | | | | | | | | | |d|i|g|i|t|a|l| | PAGE 3 OF 4 |_|_|_|_|_|_|_| | | _______________________________|_________________________________________ d. Remove the three screws that fasten the fan assembly. e. Check the ground stud inside the fan assembly for a solid connection. f. If the ground stud is loose, then, replace the fan assembly as explained in the Rainbow Pocket Service Guide. g. Reassemble the fan assembly and reconnect all cable connections. h. Install the top cover of the PC100. i. Plug in power cord and power up the unit to verify the fan assembly is operating properly. j. Although the assembly is not an ARL item, to insure that these fan assemblies are not used again cut the top cable of the fan assembly once removed from the PC100. _ _ _ _ _ _ _ | FCO PC100-B-M001 | | | | | | | | | |d|i|g|i|t|a|l| | PAGE 4 OF 4 |_|_|_|_|_|_|_| | | _______________________________|_________________________________________ LARS USA & GIA EUROPE Activity W Y DEC Option PC100 PC100 Type of Call M M Action Taken D I Fail Area-Module-FCO-Comments FCO PC100-B-M001 FCO PC100-B-M001 Material Used EQ-01416-01 EQ-01416-01 \^ PC100 \\PC100 \\PC100-B \\ROBICHAUD \\1987 \\FEB \\FCO_DOCS