TB 1--1520--240--20--145
e. Inspect the following swashplate parts for condition in accordance with Task 5-126, reference 13.B
(CH-47D/MH-47D), and Task 5-180, reference 13. C, (MH-47E);
NOMENCLATURE
PART NUMBER
RING
414R3351-2
BUSHING
114R3116-54
BUSHING, SLEEVE
114R3116-1
(1) If any of the parts in 8e above do not pass inspection, proceed to paragraph 9a.
(2) If parts pass inspection, proceed to paragraph 9b.
Correction Procedures.
a. If any of the parts in paragrpah 8e above do not pass inspection:
(1) Remove the forward swashplate assembly per Task 5-116, Ref. 13.B (CH-47D/MH-47D), and
Task 5-168, Ref. 13.C (MH-47E).
(2) Install a replacement swashplate assembly per Tassks 5-131 and 5-132, Ref. 13.B (CH-47D/
MH-47D), and Tasks 5-186 and 5-187, Ref. 13.C (MH-47E).
b. Remove and discard P/N 145HS001-2 bearing per Task 7-129 of Ref. B and Task 7-151 of Ref. C.
c. Using a 10X magnifying glass, visually inspect the forward pivoting actuator to include housing and
bearing retainers for damage and abnormal wear. Also, check specifically for rod end hole elongation. Diame-
ter should not exceed 1.1868 inches.
(1) If no damage or abnormal wear is noted, install new 145HS001-1 bearing (inspect bearing
ID for proper dimension) per Task 7-129 of reference B and Task 7-151 of reference C. Reinstall forward pivot-
ing actuator (P/N 145H6600-19) per Task 7-131 of Ref. B. (CH-47D/MH-47D), and Task 7-154 of Ref. C
(MH-47E). Proceed to paragraph 9.D.
(2) If damage or abnormal wear exists, replace actuator and install new forward pivoting actuator
(P/N 145H6600-19) per Task 7-131 of reference B. (CH-47D, MH-47D), and Task 7-154 of reference C.
(MH-47E).
WARNING
DO NOT REUSE THE UPPER ATTACHMENT FASTENING
HARDWARE REMOVED IN STEP 9C (1) AND (2) ABOVE.
USE NEW FASTENER HARDWARE:
PIN, COTTER
MS24665-304
NUT, PLAIN
AN320-8
WASHER, PLAIN
NAS1149F0863P
BOLT ASSEMBLY
114R3650-3
NOTE
For TM 55-1520-240-23P, Figure 177, Item No. 94, the Part Number
listing is incorrect. The Part Number should read:
ITEM NO. 94
PART NUMBER 414R3351-3
d. The red horizontal dash // -- // entry per paragraph 1a will be cleared.
4
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