TM 5-1940-322-24
0082 00
ENGINE MOUNTS AND BRACKETS REPLACEMENT (Contd)
WARNING
All personnel must stand clear during lifting operations.
A swinging or shifting load may cause injury to personnel.
Keep hands clear of lifting area. Use prybar to free engine during
lifting operations. Failure to comply may result in injury to
personnel.
Lifting device must have a weight capacity greater than the weight
of the engine and transmission. Failure to comply may cause injury
to personnel and/or damage to equipment.
Do not detach lifting device from engine until all engine weight is
equally distributed and engine is stable. Failure to comply may
cause injury to personnel.
CAUTION
Do not raise engine more than 2 in. when replacing engine mounts
or brackets. Failure to comply may result in damage to equipment.
NOTE
The front and rear engine mounts and brackets on both engines are
replaced the same way.
The front bracket is secured with three screws; the rear with four
screws. This procedure covers the replacement of one engine mount
and bracket.
The engine mounts are slotted for alignment of engine and
driveshaft.
REMOVAL
1.
Remove locknut (1) and washer (2) from engine mount (5). Discard locknut (1).
2.
Connect sling (9) to lifting brackets (10) and (11).
3.
Connect lifting device (8) to sling (9).
4.
Raise engine (7) until weight is supported by lifting device (8).
5.
Remove three screws (3) and engine mounting bracket (4) from engine (7).
6.
Remove two nuts (14), washers (13), screws (12), and engine mount (5) from boat (6).
INSTALLATION
CAUTION
Ensure all engine mounts are preset to 1.750 in. (4.445 cm).
Failure to comply may result in equipment damage.
1.
Install engine mount (5) on boat (6) with two screws (12), washers (13), and nuts (14). Tighten
nuts (14).
2.
Apply coat of sealing compound on threads of screws (3).
3.
Install engine mounting bracket (4) on engine (7) with three screws (3). Tighten screws (3).
4.
Lower engine (7) until weight is supported by engine mount (5) and engine mounting bracket (4).
5.
Ensure engine (7) is level by adjusting nut (15). Tighten nut (15).
6.
Secure engine mounting bracket (4) on engine mount (5) with washer (2) and new locknut (1).
Tighten locknut (1) to 35 lb-ft (47 Nm).
0082 00-2
