Lycoming TEO-540-C1A Maintenance Manual page 217

TEO-540-C1A Engine Maintenance Manual
TEO-540-C1A Engine Maintenance Manual
(16) Torque the nuts in sequence at positions 1st, 2nd, 3rd, and 4th to 25 ft.-lb. (34 Nm).
(17) Re-torque the nuts in sequence at positions 1st, 2nd, 3rd, and 4th per the torque values in
Table 5.
(18) Torque the front bolts at position 5 on the right side to 25 ft.-lb. (34 Nm).
(19) Torque the nuts at positions 6 thru 13 (in the order shown in Figure 96) as indicated in
Table 5.
(20) Torque the remaining crankcase fasteners per Table 5.
(21) Make sure all fasteners on the crankcase are torqued correctly and none are loose.
(22) Install the 3/8 in. slotted nut and washer on the stud at the rear camshaft bearing (Figure
96). Torque the nut to 215 in.-lb. (24 Nm). Safety wire the nut as shown in Figure 97.
(23) Apply Loctite
behind the governor pad.
(24) Install the bolt behind the governor pad. Torque the bolt per the torque values in Table 5.
Nut on Stud at Rear Camshaft Bearing
Fastener
1/2-in. Nuts, thru-studs
7/16-in. Nuts
3/8-in. Nuts
NOTICE: Any additional crankcase fasteners not specifically called out in this procedure
can be tightened in any sequence using the torque values shown in Table 5.
© 2018 Avco Corporation. All Rights Reserved
November 2018
®
564 or equivalent to the threads of the bolt (Figure 98) to be installed
Figure 97
MAKE SURE ALL FASTENERS ON THE CRANKCASE ARE
TORQUED CORRECTLY AND NONE ARE LOOSE.
Crankcase Fastener Torque Values
Torque
50 ft.-lb. (68 Nm)
35 ft.-lb. (48 Nm)
25 ft.-lb. (34 Nm)
Bolt Behind Governor Pad
Table 5
Fastener
5/16 in. Bolts
1/4 in. Nuts
1/4 in. Shear Nuts
Figure 98
Torque
17 ft.-lb. (23 Nm)
96 in.-lb. (11 Nm)
55 in.-lb. (6 Nm)
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